High severity8.3NVD Advisory· Published Jun 9, 2026· Updated Jun 9, 2026
CVE-2026-11656
CVE-2026-11656
Description
Use after free in ServiceWorker in Google Chrome prior to 149.0.7827.103 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension. (Chromium security severity: High)
Affected products
6- osv-coords4 versionspkg:apk/chainguard/chromiumpkg:apk/wolfi/chromiumpkg:rpm/opensuse/chromium&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/chromium&distro=openSUSE%20Tumbleweed
< 149.0.7827.102-r0+ 3 more
- (no CPE)range: < 149.0.7827.102-r0
- (no CPE)range: < 149.0.7827.102-r0
- (no CPE)range: < 149.0.7827.102-bp160.1.1
- (no CPE)range: < 149.0.7827.102-1.1
Patches
Vulnerability mechanics
References
2- chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0153744567.htmlnvdRelease NotesVendor Advisory
- issues.chromium.org/issues/513424000nvdPermissions Required
News mentions
1- Google Chrome 0-Day Vulnerability Exploited in the Wild — Update NowCyber Security News · Jun 9, 2026