Summary
Google Chromium V8 contains an out of bounds write vulnerability that allows a remote attacker to execute arbitrary code inside the sandbox 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.
- Vendor
- Product
- Chromium V8
- Added to KEV
- Sep 9, 2026
- Remediation due
- Sep 23, 2026 (US federal deadline)
- Ransomware use
- Not known
- Weakness
- CWE-787
- EPSS
- 3.5% as of Nov 10
In the news · last mention Oct 16
- Mind the (Patch) Gap , Part 3: Analysis with Volexity Volcano, Threat Intel, and MCP
- Mind the (Patch) Gap, Part 2: Fake Websites Used to Deploy Chrome & Windows 0-Day Exploits
- Mind the (Patch) Gap: Multiple Chinese Threat Actors Chain 0-day Exploits in Chrome & Windows
- Once in a BlueMoon: Multiple State-Aligned Threat Actors Rapidly Adopt Novel Exploit Chain Using Chrome and Windows Zero-Days
References