CVE-2021-30558

View on CVE.org

Published Jan 2, 2023 CVSS 3.1 · 8.8 High EPSS 11.5% KEV · Not listed

Description

Insufficient policy enforcement in content security policy in Google Chrome prior to 91.0.4472.77 allowed a remote attacker to bypass content security policy via a crafted HTML page. (Chrome security severity: Medium)

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

Google

Chrome

affected

Version	Status	Constraints
`unspecified`	affected	< 91.0.4472.77

Configuration 1 [-]

cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No remediation available yet

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-17479	Insufficient policy enforcement in content security policy in Google Chrome prior to 91.0.4472.77 allowed a remote attacker to bypass content security policy via a crafted HTML page. (Chrome security severity: Medium)

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: 11.5% (11.494% probability within 30 days)

Exploitation none

Automatable no

Technical Impact total

References

Link	Providers
https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop_25.html
https://crbug.com/916326

History

Oct 23, 2024 8:15 PM Scoring metrics updated View changes

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

Subscriptions

Google Chrome

Weaknesses

NVD-CWE-Other

Sources

CVE record Updated: Oct 23, 2024, 7:15 PM

Status: PUBLISHED
Assigner: Chrome
Published: Jan 2, 2023, 12:00 AM
Updated: Oct 23, 2024, 7:15 PM
Reserved: Apr 13, 2021, 12:00 AM

View source JSON

Vulnrichment Updated: Aug 3, 2024, 10:32 PM

Updated: Aug 3, 2024, 10:32 PM

NVD Updated: Jun 17, 2026, 3:50 AM

Status: Modified
Published: Jan 2, 2023, 11:15 PM
Modified: Jun 17, 2026, 3:50 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2021-30558", "assignerOrgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28", "assignerShortName": "Chrome", "dateUpdated": "2024-10-23T19:15:21.074Z", "dateReserved": "2021-04-13T00:00:00.000Z", "datePublished": "2023-01-02T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28", "shortName": "Chrome", "dateUpdated": "2023-02-20T00:00:00.000Z"}, "descriptions": [{"lang": "en", "value": "Insufficient policy enforcement in content security policy in Google Chrome prior to 91.0.4472.77 allowed a remote attacker to bypass content security policy via a crafted HTML page. (Chrome security severity: Medium)"}], "affected": [{"vendor": "Google", "product": "Chrome", "versions": [{"version": "unspecified", "lessThan": "91.0.4472.77", "status": "affected", "versionType": "custom"}]}], "references": [{"url": "https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop_25.html"}, {"url": "https://crbug.com/916326"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "Insufficient policy enforcement"}]}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T22:32:41.122Z"}, "title": "CVE Program Container", "references": [{"url": "https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop_25.html", "tags": ["x_transferred"]}, {"url": "https://crbug.com/916326", "tags": ["x_transferred"]}]}, {"affected": [{"vendor": "google", "product": "chrome", "cpes": ["cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "versions": [{"version": "0", "status": "affected", "lessThan": "91.0.4472.77", "versionType": "custom"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2024-10-23T19:12:32.422079Z", "id": "CVE-2021-30558", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-10-23T19:15:21.074Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop_25.html", "tags": ["x_transferred"]}, {"url": "https://crbug.com/916326", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T22:32:41.122Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2021-30558", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2024-10-23T19:12:32.422079Z"}}}], "affected": [{"cpes": ["cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*"], "vendor": "google", "product": "chrome", "versions": [{"status": "affected", "version": "0", "lessThan": "91.0.4472.77", "versionType": "custom"}], "defaultStatus": "unknown"}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-10-23T19:12:36.850Z"}}], "cna": {"affected": [{"vendor": "Google", "product": "Chrome", "versions": [{"status": "affected", "version": "unspecified", "lessThan": "91.0.4472.77", "versionType": "custom"}]}], "references": [{"url": "https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop_25.html"}, {"url": "https://crbug.com/916326"}], "descriptions": [{"lang": "en", "value": "Insufficient policy enforcement in content security policy in Google Chrome prior to 91.0.4472.77 allowed a remote attacker to bypass content security policy via a crafted HTML page. (Chrome security severity: Medium)"}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "text", "description": "Insufficient policy enforcement"}]}], "providerMetadata": {"orgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28", "shortName": "Chrome", "dateUpdated": "2023-02-20T00:00:00.000Z"}}}, "cveMetadata": {"cveId": "CVE-2021-30558", "state": "PUBLISHED", "dateUpdated": "2024-10-23T19:15:21.074Z", "dateReserved": "2021-04-13T00:00:00.000Z", "assignerOrgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28", "datePublished": "2023-01-02T00:00:00.000Z", "assignerShortName": "Chrome"}, "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "Chrome", "vendor": "Google", "versions": [{"lessThan": "91.0.4472.77", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "source": "chrome-cve-admin@google.com"}, {"affectedData": [{"cpes": ["cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "product": "chrome", "vendor": "google", "versions": [{"lessThan": "91.0.4472.77", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*", "matchCriteriaId": "E013E0FE-A60A-4C98-91CA-F5D06FD43116", "versionEndExcluding": "91.0.4472.77", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Insufficient policy enforcement in content security policy in Google Chrome prior to 91.0.4472.77 allowed a remote attacker to bypass content security policy via a crafted HTML page. (Chrome security severity: Medium)"}, {"lang": "es", "value": "La aplicaci\u00f3n insuficiente de la pol\u00edtica de seguridad de contenido en Google Chrome anterior a 91.0.4472.77 permiti\u00f3 a un atacante remoto eludir la pol\u00edtica de seguridad de contenido a trav\u00e9s de una p\u00e1gina HTML manipulada. (Severidad de seguridad de Chrome: media)"}], "id": "CVE-2021-30558", "lastModified": "2026-06-17T03:50:27.710", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2021-30558", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2024-10-23T19:12:32.422079Z", "version": "2.0.3"}}]}, "published": "2023-01-02T23:15:10.393", "references": [{"source": "chrome-cve-admin@google.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop_25.html"}, {"source": "chrome-cve-admin@google.com", "tags": ["Exploit", "Issue Tracking", "Vendor Advisory"], "url": "https://crbug.com/916326"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop_25.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Issue Tracking", "Vendor Advisory"], "url": "https://crbug.com/916326"}], "sourceIdentifier": "chrome-cve-admin@google.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}