CVE-2026-10969: Insufficient validation of untrusted input in Extensions
Chromium: CVE-2026-10969 Insufficient validation of untrusted input in Extensions
Other sources
Insufficient validation of untrusted input in Extensions in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to perform privilege escalation via a crafted HTML page. (Chromium security severity: High)
— NVD
This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Google Chrome (Chromium)to a version that resolves this vulnerability.Fixed in 149.0.7827.53 - Upgrade
Upgrade
Microsoft Edge (Chromium-based)to a version that resolves this vulnerability.Fixed in 149.0.7827.53
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2026-12034
- CVE-2026-7922
- CVE-2026-13033
- CVE-2026-9970
- CVE-2026-10003
- CVE-2026-9933
- CVE-2026-9993
- CVE-2026-9961
- CVE-2026-9995
- CVE-2026-12439
- CVE-2026-10905
- CVE-2026-8557
- CVE-2026-9903
- CVE-2026-7339
- CVE-2026-8559
- CVE-2026-6920
- CVE-2026-8524
- CVE-2026-10007
- CVE-2026-12008
- CVE-2026-12440
- CVE-2026-6360
- CVE-2026-12441
- CVE-2026-7348
Frequently Asked Questions
What is the severity of CVE-2026-10969?
The severity of CVE-2026-10969 is classified as high with a CVSS score of 7.5.
How do I fix CVE-2026-10969?
To mitigate CVE-2026-10969, users should update Google Chrome to version 149.0.7827.53 or later.
What kind of vulnerability is CVE-2026-10969?
CVE-2026-10969 is an insufficient validation of untrusted input vulnerability affecting browser extensions.
Which software is affected by CVE-2026-10969?
CVE-2026-10969 affects Google Chrome and Microsoft Edge (both Chromium-based and non-Chromium-based versions).
Can CVE-2026-10969 lead to privilege escalation?
Yes, CVE-2026-10969 allows a remote attacker to perform privilege escalation through a crafted HTML page.