CVE-2025-6558
HIGH severity · CVSS 8.8 · Improper input validation · actively exploited (CISA KEV)
8.8CVSS HIGH ● exploited
🔴 Actively exploited in the wild (CISA Known Exploited Vulnerabilities).
Added to KEV 2025-07-22. US federal agencies must patch by 2025-08-12.
Summary
Insufficient validation of untrusted input in ANGLE and GPU in Google Chrome prior to 138.0.7204.157 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionRequired
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
This vulnerability is being actively exploited in the wild — patch affected products urgently. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://chromereleases.googleblog.com/2025/07/stable-channel-update-for-desktop_15.html
- https://issues.chromium.org/issues/427162086
- http://seclists.org/fulldisclosure/2025/Aug/0Advisory
- http://seclists.org/fulldisclosure/2025/Jul/30Advisory
- http://seclists.org/fulldisclosure/2025/Jul/32Advisory
- http://seclists.org/fulldisclosure/2025/Jul/35Advisory
- http://seclists.org/fulldisclosure/2025/Jul/37Advisory
- http://www.openwall.com/lists/oss-security/2025/08/02/1