CVE-2026-14021

Insufficient policy enforcement in StorageAccessAPI in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0175352312.html	Release Notes
https://issues.chromium.org/issues/517731924	Permissions Required

Configurations

Configuration 1 (hide)

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

History

25 Oct 2026, 21:10

Type	Values Removed	Values Added
Summary		(es) Aplicación insuficiente de políticas en StorageAccessAPI en Google Chrome anterior a la versión 150.0.7871.47 permitió a un atacante remoto que había comprometido el proceso de renderizado filtrar datos de origen cruzado a través de una página HTML manipulada. (Gravedad de seguridad de Chromium: Media)

Information

Published : 2026-06-30 23:17

Updated : 2026-10-25 21:10

NVD link : CVE-2026-14021

Mitre link : CVE-2026-14021

CVE.ORG link : CVE-2026-14021

JSON object : View

Products Affected

google

chrome

CWE

CWE-20

Improper Input Validation

{"id": "CVE-2026-14021", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-14021", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-07-01T14:06:50.972361Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "affected": [{"source": "chrome-cve-admin@google.com", "affectedData": [{"vendor": "Google", "product": "Chrome", "versions": [{"status": "affected", "version": "150.0.7871.47", "lessThan": "150.0.7871.47", "versionType": "custom"}]}]}], "published": "2026-06-30T23:17:14.917", "references": [{"url": "https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0175352312.html", "tags": ["Release Notes"], "source": "chrome-cve-admin@google.com"}, {"url": "https://issues.chromium.org/issues/517731924", "tags": ["Permissions Required"], "source": "chrome-cve-admin@google.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "chrome-cve-admin@google.com", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "Insufficient policy enforcement in StorageAccessAPI in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)"}, {"lang": "es", "value": "Aplicaci\u00f3n insuficiente de pol\u00edticas en StorageAccessAPI en Google Chrome anterior a la versi\u00f3n 150.0.7871.47 permiti\u00f3 a un atacante remoto que hab\u00eda comprometido el proceso de renderizado filtrar datos de origen cruzado a trav\u00e9s de una p\u00e1gina HTML manipulada. (Gravedad de seguridad de Chromium: Media)"}], "lastModified": "2026-10-25T21:10:00.770", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "60AE971A-0580-48EE-A9B8-230C2461E7C1", "versionEndExcluding": "150.0.7871.47"}], "operator": "OR"}]}], "sourceIdentifier": "chrome-cve-admin@google.com"}