CVE-2021-34641 - Vulnerability Details - OpenCVE

The SEOPress WordPress plugin is vulnerable to Stored Cross-Site-Scripting via the processPut function found in the ~/src/Actions/Api/TitleDescriptionMeta.php file which allows authenticated attackers to inject arbitrary web scripts, in versions 5.0.0 - 5.0.3.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication Single

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.00197.

Exploitation none

Automatable no

Technical Impact partial

Vendors	Products
Seopress	Seopress

Configuration 1 [-]

cpe:2.3:a:seopress:seopress:*:*:*:*:*:wordpress:*:*

No data.

No data.

Advisories

Source	ID	Title
EUVD	EUVD-2021-21291	The SEOPress WordPress plugin is vulnerable to Stored Cross-Site-Scripting via the processPut function found in the ~/src/Actions/Api/TitleDescriptionMeta.php file which allows authenticated attackers to inject arbitrary web scripts, in versions 5.0.0 - 5.0.3.

Fixes

Solution

Update plugin to version 5.0.4 or newer.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://plugins.trac.wordpress.org/browser/wp-seopress/tags/5.0.4/src/Actions/Api/TitleDescriptionMeta.php#L78
https://www.wordfence.com/blog/2021/08/xss-vulnerability-patched-in-seopress-affects-100000-sites/

History

Mon, 05 May 2025 19:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: Wordfence

Published: 2021-08-16T18:47:57.481Z

Updated: 2025-05-05T18:16:21.403Z

Reserved: 2021-06-10T00:00:00.000Z

Link: CVE-2021-34641

Vulnrichment

Updated: 2024-08-04T00:19:47.922Z

NVD

Status : Modified

Published: 2021-08-16T19:15:14.317

Modified: 2024-11-21T06:10:52.400

Link: CVE-2021-34641

Redhat

No data.

OpenCVE Enrichment

No data.

{"containers": {"cna": {"affected": [{"product": "SEOPress", "vendor": "SEOPress", "versions": [{"status": "affected", "version": "5.0.0"}, {"status": "affected", "version": "5.0.1"}, {"status": "affected", "version": "5.0.2"}, {"status": "affected", "version": "5.0.3"}]}], "credits": [{"lang": "en", "value": "Chloe Chamberland, Wordfence"}], "datePublic": "2021-08-16T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "The SEOPress WordPress plugin is vulnerable to Stored Cross-Site-Scripting via the processPut function found in the ~/src/Actions/Api/TitleDescriptionMeta.php file which allows authenticated attackers to inject arbitrary web scripts, in versions 5.0.0 - 5.0.3."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-79", "description": "CWE-79 Cross-site Scripting (XSS)", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-08-16T18:47:57.000Z", "orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "shortName": "Wordfence"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.wordfence.com/blog/2021/08/xss-vulnerability-patched-in-seopress-affects-100000-sites/"}, {"tags": ["x_refsource_MISC"], "url": "https://plugins.trac.wordpress.org/browser/wp-seopress/tags/5.0.4/src/Actions/Api/TitleDescriptionMeta.php#L78"}], "solutions": [{"lang": "en", "value": "Update plugin to version 5.0.4 or newer."}], "source": {"discovery": "INTERNAL"}, "title": "SEOPress <= 5.0.0 \u2013 5.0.3 Authenticated Stored Cross-Site Scripting", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"AKA": "Wordfence", "ASSIGNER": "security@wordfence.com", "DATE_PUBLIC": "2021-08-16T15:33:00.000Z", "ID": "CVE-2021-34641", "STATE": "PUBLIC", "TITLE": "SEOPress <= 5.0.0 \u2013 5.0.3 Authenticated Stored Cross-Site Scripting"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "SEOPress", "version": {"version_data": [{"version_affected": "=", "version_name": "5.0.0", "version_value": "5.0.0"}, {"version_affected": "=", "version_name": "5.0.1", "version_value": "5.0.1"}, {"version_affected": "=", "version_name": "5.0.2", "version_value": "5.0.2"}, {"version_affected": "=", "version_name": "5.0.3", "version_value": "5.0.3"}]}}]}, "vendor_name": "SEOPress"}]}}, "credit": [{"lang": "eng", "value": "Chloe Chamberland, Wordfence"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "The SEOPress WordPress plugin is vulnerable to Stored Cross-Site-Scripting via the processPut function found in the ~/src/Actions/Api/TitleDescriptionMeta.php file which allows authenticated attackers to inject arbitrary web scripts, in versions 5.0.0 - 5.0.3."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-79 Cross-site Scripting (XSS)"}]}]}, "references": {"reference_data": [{"name": "https://www.wordfence.com/blog/2021/08/xss-vulnerability-patched-in-seopress-affects-100000-sites/", "refsource": "MISC", "url": "https://www.wordfence.com/blog/2021/08/xss-vulnerability-patched-in-seopress-affects-100000-sites/"}, {"name": "https://plugins.trac.wordpress.org/browser/wp-seopress/tags/5.0.4/src/Actions/Api/TitleDescriptionMeta.php#L78", "refsource": "MISC", "url": "https://plugins.trac.wordpress.org/browser/wp-seopress/tags/5.0.4/src/Actions/Api/TitleDescriptionMeta.php#L78"}]}, "solution": [{"lang": "en", "value": "Update plugin to version 5.0.4 or newer."}], "source": {"discovery": "INTERNAL"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T00:19:47.922Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.wordfence.com/blog/2021/08/xss-vulnerability-patched-in-seopress-affects-100000-sites/"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://plugins.trac.wordpress.org/browser/wp-seopress/tags/5.0.4/src/Actions/Api/TitleDescriptionMeta.php#L78"}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-05-05T18:16:18.220668Z", "id": "CVE-2021-34641", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-05-05T18:16:21.403Z"}}]}, "cveMetadata": {"assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "assignerShortName": "Wordfence", "cveId": "CVE-2021-34641", "datePublished": "2021-08-16T18:47:57.481Z", "dateReserved": "2021-06-10T00:00:00.000Z", "dateUpdated": "2025-05-05T18:16:21.403Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://www.wordfence.com/blog/2021/08/xss-vulnerability-patched-in-seopress-affects-100000-sites/", "tags": ["x_refsource_MISC", "x_transferred"]}, {"url": "https://plugins.trac.wordpress.org/browser/wp-seopress/tags/5.0.4/src/Actions/Api/TitleDescriptionMeta.php#L78", "tags": ["x_refsource_MISC", "x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T00:19:47.922Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2021-34641", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2025-05-05T18:16:18.220668Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-05-05T18:15:17.556Z"}}], "cna": {"title": "SEOPress <= 5.0.0 \u2013 5.0.3 Authenticated Stored Cross-Site Scripting", "source": {"discovery": "INTERNAL"}, "credits": [{"lang": "en", "value": "Chloe Chamberland, Wordfence"}], "metrics": [{"cvssV3_1": {"scope": "CHANGED", "version": "3.1", "baseScore": 6.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}}], "affected": [{"vendor": "SEOPress", "product": "SEOPress", "versions": [{"status": "affected", "version": "5.0.0"}, {"status": "affected", "version": "5.0.1"}, {"status": "affected", "version": "5.0.2"}, {"status": "affected", "version": "5.0.3"}]}], "solutions": [{"lang": "en", "value": "Update plugin to version 5.0.4 or newer."}], "datePublic": "2021-08-16T00:00:00.000Z", "references": [{"url": "https://www.wordfence.com/blog/2021/08/xss-vulnerability-patched-in-seopress-affects-100000-sites/", "tags": ["x_refsource_MISC"]}, {"url": "https://plugins.trac.wordpress.org/browser/wp-seopress/tags/5.0.4/src/Actions/Api/TitleDescriptionMeta.php#L78", "tags": ["x_refsource_MISC"]}], "x_generator": {"engine": "Vulnogram 0.0.9"}, "descriptions": [{"lang": "en", "value": "The SEOPress WordPress plugin is vulnerable to Stored Cross-Site-Scripting via the processPut function found in the ~/src/Actions/Api/TitleDescriptionMeta.php file which allows authenticated attackers to inject arbitrary web scripts, in versions 5.0.0 - 5.0.3."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-79", "description": "CWE-79 Cross-site Scripting (XSS)"}]}], "providerMetadata": {"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "shortName": "Wordfence", "dateUpdated": "2021-08-16T18:47:57.000Z"}, "x_legacyV4Record": {"credit": [{"lang": "eng", "value": "Chloe Chamberland, Wordfence"}], "impact": {"cvss": {"scope": "CHANGED", "version": "3.1", "baseScore": 6.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}}, "source": {"discovery": "INTERNAL"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"version": {"version_data": [{"version_name": "5.0.0", "version_value": "5.0.0", "version_affected": "="}, {"version_name": "5.0.1", "version_value": "5.0.1", "version_affected": "="}, {"version_name": "5.0.2", "version_value": "5.0.2", "version_affected": "="}, {"version_name": "5.0.3", "version_value": "5.0.3", "version_affected": "="}]}, "product_name": "SEOPress"}]}, "vendor_name": "SEOPress"}]}}, "solution": [{"lang": "en", "value": "Update plugin to version 5.0.4 or newer."}], "data_type": "CVE", "generator": {"engine": "Vulnogram 0.0.9"}, "references": {"reference_data": [{"url": "https://www.wordfence.com/blog/2021/08/xss-vulnerability-patched-in-seopress-affects-100000-sites/", "name": "https://www.wordfence.com/blog/2021/08/xss-vulnerability-patched-in-seopress-affects-100000-sites/", "refsource": "MISC"}, {"url": "https://plugins.trac.wordpress.org/browser/wp-seopress/tags/5.0.4/src/Actions/Api/TitleDescriptionMeta.php#L78", "name": "https://plugins.trac.wordpress.org/browser/wp-seopress/tags/5.0.4/src/Actions/Api/TitleDescriptionMeta.php#L78", "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "eng", "value": "The SEOPress WordPress plugin is vulnerable to Stored Cross-Site-Scripting via the processPut function found in the ~/src/Actions/Api/TitleDescriptionMeta.php file which allows authenticated attackers to inject arbitrary web scripts, in versions 5.0.0 - 5.0.3."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-79 Cross-site Scripting (XSS)"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2021-34641", "AKA": "Wordfence", "STATE": "PUBLIC", "TITLE": "SEOPress <= 5.0.0 \u2013 5.0.3 Authenticated Stored Cross-Site Scripting", "ASSIGNER": "security@wordfence.com", "DATE_PUBLIC": "2021-08-16T15:33:00.000Z"}}}}, "cveMetadata": {"cveId": "CVE-2021-34641", "state": "PUBLISHED", "dateUpdated": "2025-05-05T18:16:21.403Z", "dateReserved": "2021-06-10T00:00:00.000Z", "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "datePublished": "2021-08-16T18:47:57.481Z", "assignerShortName": "Wordfence"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:seopress:seopress:*:*:*:*:*:wordpress:*:*", "matchCriteriaId": "032D1D24-9DBE-4CBD-A169-83DD6D513235", "versionEndExcluding": "5.0.4", "versionStartIncluding": "5.0.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "The SEOPress WordPress plugin is vulnerable to Stored Cross-Site-Scripting via the processPut function found in the ~/src/Actions/Api/TitleDescriptionMeta.php file which allows authenticated attackers to inject arbitrary web scripts, in versions 5.0.0 - 5.0.3."}, {"lang": "es", "value": "El plugin SEOPress de WordPress, es vulnerable a un ataque de tipo Cross-Site-Scripting Almacenado por medio de la funci\u00f3n processPut encontrada en el archivo ~/src/Actions/Api/TitleDescriptionMeta.php que permite a atacantes autenticados inyectar scripts web arbitrario, en las versiones 5.0.0 - 5.0.3."}], "id": "CVE-2021-34641", "lastModified": "2024-11-21T06:10:52.400", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 3.5, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 6.8, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.1, "impactScore": 2.7, "source": "security@wordfence.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 2.7, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-08-16T19:15:14.317", "references": [{"source": "security@wordfence.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://plugins.trac.wordpress.org/browser/wp-seopress/tags/5.0.4/src/Actions/Api/TitleDescriptionMeta.php#L78"}, {"source": "security@wordfence.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.wordfence.com/blog/2021/08/xss-vulnerability-patched-in-seopress-affects-100000-sites/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://plugins.trac.wordpress.org/browser/wp-seopress/tags/5.0.4/src/Actions/Api/TitleDescriptionMeta.php#L78"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.wordfence.com/blog/2021/08/xss-vulnerability-patched-in-seopress-affects-100000-sites/"}], "sourceIdentifier": "security@wordfence.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "security@wordfence.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-79"}], "source": "nvd@nist.gov", "type": "Primary"}]}