CVE-2026-9902: Use after free in Accessibility
Chromium: CVE-2026-9902 Use after free in Accessibility
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 Accessibility in Google Chrome prior to 148.0.7778.216 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape 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
alpine/qt6-qtwebengineto a version that resolves this vulnerability.Fixed in 6.11.1-r2 - Upgrade
Upgrade
debian/chromiumto a version that resolves this vulnerability.Fixed in 150.0.7871.100-1~deb12u1Fixed in 156.0.8078.79-1~deb12u1Fixed in 150.0.7871.181-1~deb13u1Fixed in 156.0.8078.79-1~deb13u1Fixed in 156.0.8078.79-1 - Upgrade
Upgrade
Google Chrome/Chromium-based Edgeto a version that resolves this vulnerability.Fixed in 148.0.7778.216
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the severity of CVE-2026-9902?
CVE-2026-9902 has a high severity rating of 8.3 based on the CVSS 3.1 score.
How do I fix CVE-2026-9902?
To fix CVE-2026-9902, update Google Chrome to version 148.0.7778 or later.
What type of vulnerability is CVE-2026-9902?
CVE-2026-9902 is classified as a 'Use After Free' vulnerability in Accessibility.
Which products are affected by CVE-2026-9902?
CVE-2026-9902 affects Google Chrome and Microsoft Edge (Chromium-based) browsers.
When was CVE-2026-9902 published?
CVE-2026-9902 was published on March 31, 2026.