CVE-2021-45086

View on CVE.org

Published Dec 16, 2021 CVSS 3.1 · 6.1 Medium EPSS 1.4% KEV · Not listed

Description

XSS can occur in GNOME Web (aka Epiphany) before 40.4 and 41.x before 41.1 because a server's suggested_filename is used as the pdf_name value in PDF.js.

Analysis

No analysis available yet

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:gnome:epiphany::::::::
	cpe:2.3:a:gnome:epiphany::::::::

Configuration 2 [-]

cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No remediation available yet

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
Debian DSA	DSA-5042-1	epiphany-browser security update
EUVD	EUVD-2021-31877	XSS can occur in GNOME Web (aka Epiphany) before 40.4 and 41.x before 41.1 because a server's suggested_filename is used as the pdf_name value in PDF.js.
Ubuntu USN	USN-5561-1	GNOME Web vulnerabilities

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

Exploit prediction score: 1.4% (1.392% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://gitlab.gnome.org/GNOME/epiphany/-/issues/1612
https://gitlab.gnome.org/GNOME/epiphany/-/merge_requests/1045
https://www.debian.org/security/2022/dsa-5042

History

No history.

Subscriptions

Debian Debian Linux

Gnome Epiphany

Weaknesses

CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Sources

CVE record Updated: Aug 4, 2024, 4:32 AM

Status: PUBLISHED
Assigner: mitre
Published: Dec 16, 2021, 2:19 AM
Updated: Aug 4, 2024, 4:32 AM
Reserved: Dec 16, 2021, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 4:13 AM

Status: Modified
Published: Dec 16, 2021, 3:15 AM
Modified: Jun 17, 2026, 4:13 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "XSS can occur in GNOME Web (aka Epiphany) before 40.4 and 41.x before 41.1 because a server's suggested_filename is used as the pdf_name value in PDF.js."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2022-01-13T10:06:08.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://gitlab.gnome.org/GNOME/epiphany/-/issues/1612"}, {"tags": ["x_refsource_MISC"], "url": "https://gitlab.gnome.org/GNOME/epiphany/-/merge_requests/1045"}, {"name": "DSA-5042", "tags": ["vendor-advisory", "x_refsource_DEBIAN"], "url": "https://www.debian.org/security/2022/dsa-5042"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2021-45086", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "XSS can occur in GNOME Web (aka Epiphany) before 40.4 and 41.x before 41.1 because a server's suggested_filename is used as the pdf_name value in PDF.js."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://gitlab.gnome.org/GNOME/epiphany/-/issues/1612", "refsource": "MISC", "url": "https://gitlab.gnome.org/GNOME/epiphany/-/issues/1612"}, {"name": "https://gitlab.gnome.org/GNOME/epiphany/-/merge_requests/1045", "refsource": "MISC", "url": "https://gitlab.gnome.org/GNOME/epiphany/-/merge_requests/1045"}, {"name": "DSA-5042", "refsource": "DEBIAN", "url": "https://www.debian.org/security/2022/dsa-5042"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T04:32:13.609Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://gitlab.gnome.org/GNOME/epiphany/-/issues/1612"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://gitlab.gnome.org/GNOME/epiphany/-/merge_requests/1045"}, {"name": "DSA-5042", "tags": ["vendor-advisory", "x_refsource_DEBIAN", "x_transferred"], "url": "https://www.debian.org/security/2022/dsa-5042"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2021-45086", "datePublished": "2021-12-16T02:19:35.000Z", "dateReserved": "2021-12-16T00:00:00.000Z", "dateUpdated": "2024-08-04T04:32:13.609Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:gnome:epiphany:*:*:*:*:*:*:*:*", "matchCriteriaId": "8091EB3E-D9DD-483E-86FA-E56576C5AA0D", "versionEndExcluding": "40.4", "vulnerable": true}, {"criteria": "cpe:2.3:a:gnome:epiphany:*:*:*:*:*:*:*:*", "matchCriteriaId": "DA810737-2BC9-4C30-BA14-C64969B9F0AD", "versionEndExcluding": "41.1", "versionStartIncluding": "41.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*", "matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "XSS can occur in GNOME Web (aka Epiphany) before 40.4 and 41.x before 41.1 because a server's suggested_filename is used as the pdf_name value in PDF.js."}, {"lang": "es", "value": "Un ataque de tipo XSS puede ocurrir en GNOME Web (tambi\u00e9n se conoce como Epiphany) versiones anteriores a 40.4 y 41.x versiones anteriores a 41.1, porque el suggested_filename de un servidor es usado como el valor pdf_name en PDF.js"}], "id": "CVE-2021-45086", "lastModified": "2026-06-17T04:13:08.897", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "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": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.7, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-12-16T03:15:10.263", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Vendor Advisory"], "url": "https://gitlab.gnome.org/GNOME/epiphany/-/issues/1612"}, {"source": "cve@mitre.org", "tags": ["Patch", "Vendor Advisory"], "url": "https://gitlab.gnome.org/GNOME/epiphany/-/merge_requests/1045"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2022/dsa-5042"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Vendor Advisory"], "url": "https://gitlab.gnome.org/GNOME/epiphany/-/issues/1612"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://gitlab.gnome.org/GNOME/epiphany/-/merge_requests/1045"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2022/dsa-5042"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "nvd@nist.gov", "type": "Primary"}]}