CVE-2026-87491
Related Intelligence (4)
Chinese Hackers Exploit Chrome-Windows Zero-Day Chain to Deploy CLEANGULP Malware
A Chinese threat actor codenamed UTA0565 has been observed exploiting the recently disclosed Google Chrome-Microsoft Windows exploit chain as zero-days through fake websites. The attacks, detected on September 3 and 4, 2026, involved the chaining of two vulnerabilities in Chrome (CVE-2026-85046, CVE-2026-87491) and one impacting Windows Advanced Local Procedure Call (CVE-2026-85880) to break
Attackers are weaponizing the gap between Chromium fixes and Chrome patches
A new exploit kit is revealing the perils of the “patch later” mentality. According to the Proofpoint Threat Research team , espionage-motivated threat actors are using a new malicious toolkit to chain together four separate Chrome browser and Microsoft Windows vulnerabilities to allow them to launch targeted spear phishing campaigns. Proofpoint, which researched the new attack method along with G
Chrome V8 Zero-Day Exploited in the Wild Enables Code Execution Inside Sandbox
Google on Thursday released updates to patch 230 security vulnerabilities, including one that has come under active exploitation in the wild. The medium-severity vulnerability, assigned the CVE identifier CVE-2026-87491 (CVSS score: N/A), has been described as an out-of-bounds bug in V8, Chrome's JavaScript and WebAssembly engine. "Out-of-bounds write in V8 in Google Chrome prior to
CISA KEV: Google Chromium V8 — Google Chromium V8 Out of Bounds Write Vulnerability
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.