CVE-2026-126883

Use after free in Core in Google Chrome on on Windows prior to 157.0.8103.78 allowed a remote attacker who had compromised the renderer process to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.6 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop_01744469280.html	Release Notes Vendor Advisory
https://issues.chromium.org/issues/578659604	Permissions Required

Configurations

Configuration 1 (hide)

AND

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

cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

History

12 Nov 2026, 19:49

Type	Values Removed	Values Added
CPE		cpe:2.3:o:microsoft:windows:-:::::::* cpe:2.3:a:google:chrome::::::::
First Time		Microsoft windows Microsoft Google chrome Google
References	~~() https://chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop_01744469280.html -~~	() https://chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop_01744469280.html - Release Notes, Vendor Advisory
References	~~() https://issues.chromium.org/issues/578659604 -~~	() https://issues.chromium.org/issues/578659604 - Permissions Required

12 Nov 2026, 16:19

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 7.5

11 Nov 2026, 23:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-11-11 23:17

Updated : 2026-11-13 05:18

NVD link : CVE-2026-126883

Mitre link : CVE-2026-126883

CVE.ORG link : CVE-2026-126883

JSON object : View

Products Affected

google

chrome

microsoft

windows

CWE

CWE-416

Use After Free

{"id": "CVE-2026-126883", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-126883", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-11-12T00:00:00+00:00"}}], "cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.6}]}, "affected": [{"source": "chrome-cve-admin@google.com", "affectedData": [{"vendor": "Google", "product": "Chrome", "versions": [{"status": "affected", "version": "157.0.8103.78", "lessThan": "157.0.8103.78", "versionType": "custom"}]}]}], "published": "2026-11-11T23:17:17.400", "references": [{"url": "https://chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop_01744469280.html", "tags": ["Release Notes", "Vendor Advisory"], "source": "chrome-cve-admin@google.com"}, {"url": "https://issues.chromium.org/issues/578659604", "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-416"}]}], "descriptions": [{"lang": "en", "value": "Use after free in Core in Google Chrome on on Windows prior to 157.0.8103.78 allowed a remote attacker who had compromised the renderer process to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)"}], "lastModified": "2026-11-13T05:18:32.703", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8F6B0625-AEDC-487A-87B8-8BB68A506D55", "versionEndExcluding": "157.0.8103.78"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "chrome-cve-admin@google.com"}