CVE-2026-12445
published 2026-06-17CVE-2026-12445: Use after free in Extensions in Google Chrome prior to 149.0.7827.155 allowed an attacker who convinced a user to install a malicious extension to potentially…
high7.5CVSS 3.1
AVNACHPRNUIRSUCHIHAH
EPSS
0.16%
5.5th percentile
Use after free in Extensions in Google Chrome prior to 149.0.7827.155 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted Chrome Extension. (Chromium security severity: High)
Affected
2 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chrome | >= 149.0.7827.155 < 149.0.7827.155 | 149.0.7827.155 | |
| chrome_desktop | — | — |
CVSS provenance
cvelistv5v3.17.5HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
vendor_redhat7.5HIGH
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Red Hat
chromium-browser: chromium-browser: Use after free in Extensions
vendor_redhat·2026-06-17·CVSS 7.5
CVE-2026-12445 [HIGH] CWE-825 chromium-browser: chromium-browser: Use after free in Extensions
chromium-browser: chromium-browser: Use after free in Extensions
Use after free in Extensions in Google Chrome prior to 149.0.7827.155 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted Chrome Extension. (Chromium security severity: High)
An use after free flaw was found in the Extensions component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=513199795
Statement: Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory.
Chrome
Stable Channel Update for Desktop: CVE-2026-12443
vendor_chrome·2026-06-16
CVE-2026-12443 [CRITICAL] Stable Channel Update for Desktop: CVE-2026-12443
Stable Channel Update for Desktop
CVE-2026-12443: Use after free in Web Authentication. Reported by Google on 2026-06-11 [N/A][ 513160088 ] High CVE-2026-12444: Out of bounds read in Chromoting
Reported by Google on 2026-05-14 [N/A][ 513199795 ] High CVE-2026-12445: Use after free in Extensions
Severity: critical
GHSA
Use after free in Extensions in Google Chrome prior to 149.0.7827.155 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted Chr
ghsa_unreviewed·2026-06-17
CVE-2026-12445 [HIGH] CWE-416 Use after free in Extensions in Google Chrome prior to 149.0.7827.155 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted Chr
Use after free in Extensions in Google Chrome prior to 149.0.7827.155 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted Chrome Extension. (Chromium security severity: High)
CVEList
CVE-2026-12445: Use after free in Extensions in Google Chrome prior to 149
cvelistv5·2026-06-17·CVSS 7.5
CVE-2026-12445 [HIGH] CWE-416 CVE-2026-12445: Use after free in Extensions in Google Chrome prior to 149
Use after free in Extensions in Google Chrome prior to 149.0.7827.155 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted Chrome Extension. (Chromium security severity: High)
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2026-12437 CVE-2026-12438 CVE-2026-12439 CVE-2026-12440 CVE-2026-12441 CVE-2026-12442 CVE-2026-12443 CVE-2026-12444 CVE-2026-12445 CVE-2026-12446 CVE-2026-12447 CVE-2026-12448 CVE-2026-12449 CVE-2
bugzilla·2026-06-19
CVE-2026-12437 [HIGH] CVE-2026-12437 CVE-2026-12438 CVE-2026-12439 CVE-2026-12440 CVE-2026-12441 CVE-2026-12442 CVE-2026-12443 CVE-2026-12444 CVE-2026-12445 CVE-2026-12446 CVE-2026-12447 CVE-2026-12448 CVE-2026-12449 CVE-2
CVE-2026-12437 CVE-2026-12438 CVE-2026-12439 CVE-2026-12440 CVE-2026-12441 CVE-2026-12442 CVE-2026-12443 CVE-2026-12444 CVE-2026-12445 CVE-2026-12446 CVE-2026-12447 CVE-2026-12448 CVE-2026-12449 CVE-2026-12450 ... chromium: various flaws [epel-all]
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.
Discussion:
FEDORA-EPEL-2026-ad8f61e943 (chromium-149.0.7827.155-1.el10_2) has been submitted as an update to Fedora EPEL 10.2.
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-ad8f61e943
---
FEDORA-EPEL-2026-0c2688537b (chromium-149.0.7827.155-1.el9) has been submitted as an update to Fedora EPEL 9.
https://bodh
Bugzilla
CVE-2026-12437 CVE-2026-12438 CVE-2026-12439 CVE-2026-12440 CVE-2026-12441 CVE-2026-12442 CVE-2026-12443 CVE-2026-12444 CVE-2026-12445 CVE-2026-12446 CVE-2026-12447 CVE-2026-12448 CVE-2026-12449 CVE-2
bugzilla·2026-06-19
CVE-2026-12437 [HIGH] CVE-2026-12437 CVE-2026-12438 CVE-2026-12439 CVE-2026-12440 CVE-2026-12441 CVE-2026-12442 CVE-2026-12443 CVE-2026-12444 CVE-2026-12445 CVE-2026-12446 CVE-2026-12447 CVE-2026-12448 CVE-2026-12449 CVE-2
CVE-2026-12437 CVE-2026-12438 CVE-2026-12439 CVE-2026-12440 CVE-2026-12441 CVE-2026-12442 CVE-2026-12443 CVE-2026-12444 CVE-2026-12445 CVE-2026-12446 CVE-2026-12447 CVE-2026-12448 CVE-2026-12449 CVE-2026-12450 ... chromium: various flaws [fedora-all]
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.
Discussion:
FEDORA-2026-f9a0af40b2 (chromium-149.0.7827.155-1.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-f9a0af40b2
Bugzilla
CVE-2026-12445 chromium-browser: chromium-browser: Use after free in Extensions
bugzilla·2026-06-17
CVE-2026-12445 [HIGH] CVE-2026-12445 chromium-browser: chromium-browser: Use after free in Extensions
CVE-2026-12445 chromium-browser: chromium-browser: Use after free in Extensions
Use after free in Extensions in Google Chrome prior to 149.0.7827.155 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted Chrome Extension. (Chromium security severity: High)
2026-06-17
Published