CVE-2026-5280: High Use after free in WebCodecs
Chromium: CVE-2026-5280 Use after free in WebCodecs
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 146.0.7680.178 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
— NVD
Credit
Affected Software
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the severity of CVE-2026-5280?
The severity of CVE-2026-5280 is classified as High.
How do I fix CVE-2026-5280?
To fix CVE-2026-5280, update Google Chrome to version 146.0.7680.178 or later.
What type of vulnerability is CVE-2026-5280?
CVE-2026-5280 is a use after free vulnerability in WebCodecs of Google Chrome.
Can CVE-2026-5280 allow remote code execution?
Yes, CVE-2026-5280 allows a remote attacker to execute arbitrary code inside a sandbox.
In which product is CVE-2026-5280 found?
CVE-2026-5280 is found in Google Chrome prior to version 146.0.7680.178.