CVE-2026-6304: Use after free in Graphite
Chromium: CVE-2026-6304 Use after free in Graphite
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 Graphite in Google Chrome prior to 147.0.7727.101 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)
— MITRE
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 147.0.7727.101 - Upgrade
Upgrade
Chromium/Google Chrome (Graphite)to a version that resolves this vulnerability.Fixed in 147.0.7727.101 - Compensating control
For Microsoft Edge (Chromium-based) systems, ensure the Edge browser version includes the Chromium fix for CVE-2026-6304 (Graphite use-after-free) since Edge ingests Chromium; update Edge to a version that contains the Chromium fix prior to 147.0.7727.101.
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2026-6296
- CVE-2026-6297
- CVE-2026-6298
- CVE-2026-6299
- CVE-2026-6358
- CVE-2026-6359
- CVE-2026-6300
- CVE-2026-6301
- CVE-2026-6302
- CVE-2026-6303
- CVE-2026-6305
- CVE-2026-6306
- CVE-2026-6307
- CVE-2026-6308
- CVE-2026-6309
- CVE-2026-6360
- CVE-2026-6310
- CVE-2026-6311
- CVE-2026-6312
- CVE-2026-6313
- CVE-2026-6314
- CVE-2026-6315
- CVE-2026-6316
- CVE-2026-6361
- CVE-2026-6362
- CVE-2026-6317
- CVE-2026-6363
- CVE-2026-6318
- CVE-2026-6319
- CVE-2026-6364
Frequently Asked Questions
What is the severity of CVE-2026-6304?
CVE-2026-6304 is classified as a high severity vulnerability due to its use-after-free nature.
How do I fix CVE-2026-6304?
To fix CVE-2026-6304, update Google Chrome to version 147.0.7727.101 or later.
Is Microsoft Edge affected by CVE-2026-6304?
Yes, Microsoft Edge (Chromium-based) is affected by CVE-2026-6304 and users should update to the latest version.
What does a 'use after free' vulnerability mean in CVE-2026-6304?
A 'use after free' vulnerability in CVE-2026-6304 means that the program attempts to access memory after it has been freed, potentially allowing for exploitation.
Which versions of Google Chrome are vulnerable to CVE-2026-6304?
Google Chrome versions prior to 147.0.7727.101 are vulnerable to CVE-2026-6304.