CVE-2026-11683: High Use after free in WebCodecs
Chromium: CVE-2026-11682 Insufficient validation of untrusted input in Views
Other sources
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
Use after free in WebCodecs in Google Chrome prior to 149.0.7827.103 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
— NVD
Credit
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 149.0.4022.62 - Upgrade
Upgrade
Google Chrome/Chromium (WebCodecs)to a version that resolves this vulnerability.Fixed in 149.0.7827.103
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2026-11669
- CVE-2026-8513
- CVE-2026-9979
- CVE-2026-10982
- CVE-2026-11693
- CVE-2026-11694
- CVE-2026-11660
- CVE-2026-11697
- CVE-2026-11692
- CVE-2026-11670
- CVE-2026-11646
- CVE-2026-11689
- CVE-2026-9952
- CVE-2026-11651
- CVE-2026-10981
- CVE-2026-11682
- CVE-2026-11674
- CVE-2026-10988
- CVE-2026-11662
- CVE-2026-15901
- CVE-2026-9986
- CVE-2026-7357
- CVE-2026-9985
- CVE-2026-15765
- CVE-2026-13860
- CVE-2026-15133
- CVE-2026-10888
- CVE-2026-15129
Frequently Asked Questions
What is the severity of CVE-2026-11683?
The severity of CVE-2026-11683 is rated high with a CVSS score of 8.8.
How do I fix CVE-2026-11683?
To mitigate CVE-2026-11683, update Google Chrome to version 149.0.7827.103 or later.
What impact does CVE-2026-11683 have on Google Chrome?
CVE-2026-11683 can allow a remote attacker to execute arbitrary code inside a sandboxed environment through a specially crafted HTML page.
Which versions of Google Chrome are affected by CVE-2026-11683?
Google Chrome versions prior to 149.0.7827.103 are affected by CVE-2026-11683.
Is CVE-2026-11683 related to memory management issues?
Yes, CVE-2026-11683 is categorized under 'Use After Free,' which is a type of memory management issue.