Use after free in site isolation in Google Chrome prior to 86.0.4240.198 allowed a remote attacker who had compromised the renderer process
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Listed in CISA KEV
- Fix
- Fixed in 86.0.4240.198, 86.0.241
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
Google Chrome web browser is affected, specifically its site isolation feature. A remote attacker who had already compromised the browser's renderer process could potentially escape the sandbox and gain further access to the system through a specially crafted web page.
Summarized by anthropic/claude-haiku-5.5. Verify details against the original sources.
Read the original description
Use after free in site isolation in Google Chrome prior to 86.0.4240.198 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.
Timeline
- CVE published
- Added to CISA KEV
CISA has evidence of exploitation in the wild
- CISA remediation deadline
Due date for US federal agencies to patch
- Record last updated
Affected versions
- Google Chrome
From unspecified · fixed in 86.0.4240.198
- CefSharp.CommonNuGet
fixed in 86.0.241
- CefSharp.WpfNuGet
fixed in 86.0.241
- CefSharp.WinFormsNuGet
fixed in 86.0.241
- CefSharp.Wpf.HwndHostNuGet
fixed in 86.0.241