CVE-2022-4135: in the CISA KEV catalogue
Google Chromium GPU Heap Buffer Overflow Vulnerability. CISA added CVE-2022-4135 to the Known Exploited Vulnerabilities catalogue on 2022-11-28 with a default due date of 2022-12-19. Known ransomware campaign use: Unknown. Forensic triage flag: No.
Google Chromium GPU contains a heap buffer overflow vulnerability that allows a remote attacker, who has compromised the renderer process, to potentially perform a sandbox escape via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera. (CISA description)
- Vendor / product
- Google Chromium GPU
- CWE
- CWE-787
- CISA required action
- Apply updates per vendor instructions.
- EPSS
- 32%, percentile 98 (scored 2026-11-03)
EPSS puts about 32 in 100 odds (32%) on exploitation activity being observed in the next 30 days. Its score is higher than or equal to that of 98% of scored CVEs. This is a model estimate about exploitation anywhere, not about your environment.
Vendor and reference links (from CISA)
Your own deadline under CISA BOD 26-04 depends on exposure, automatability and technical impact: work it out with the BOD 26-04 calculator.
Frequently asked questions
Is CVE-2022-4135 in the CISA KEV catalogue?
Yes. CISA added CVE-2022-4135 (Google Chromium GPU Heap Buffer Overflow Vulnerability) to the Known Exploited Vulnerabilities catalogue on 2022-11-28. CISA's default due date for it is 2022-12-19.
Is CVE-2022-4135 used in ransomware attacks?
CISA marks known ransomware campaign use as Unknown for CVE-2022-4135. That means CISA lacks confirmation, not that ransomware groups do not use it.
What should I do about CVE-2022-4135?
CISA's required action: Apply updates per vendor instructions.
Sources
- CISA, Known Exploited Vulnerabilities Catalog (accessed 2026-11-03)
- FIRST, Exploit Prediction Scoring System (EPSS) (EPSS by FIRST; scores generated by Empirical Security)
- NVD record for CVE-2022-4135