CVE-2026-126907

Vulnerability record

Low 3.1

Description

Uninitialized resource in Media in Google Chrome on on Windows prior to 157.0.8103.78 allowed a remote attacker who had compromised the renderer process to potentially read memory outside the sandbox via a crafted HTML page. (Chromium security severity: High)

Key facts

Published: 11 Nov 2026
Last changed: 12 Nov 2026
Assigned by: Chrome
EPSS: 0.2% likely to be exploited in the next 30 days, higher than 9.861% of CVEs (scores for 15 Nov 2026)
SSVC (CISA): Exploitation: none; Automatable: no; Technical impact: partial

Severity scores

Each score is shown as its source gave it. They are not averaged or merged.

3.1CVSS 3.1, Lowfrom CISA (ADP container)CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N

Historical context and remediation

This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.

No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.

No explicit remediation statement is available on this page yet. Consult the original record and vendor references before choosing a fix.

Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.

Read the original CVE record.

Affected products

Vendor	Product	Versions
Google	Chrome	157.0.8103.78 up to but excluding 157.0.8103.78 (affected)