CVE-2025-6558
Last modified
CVE-2025-6558 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. 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). CISA has confirmed active exploitation in the wild. EPSS estimates a 9.19% chance of exploitation in the next 30 days.
Description
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)
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Exploitation Status
This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by .
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Chrome | < 138.0.7204.157 | |
| Debian | Debian Linux | 11.0 |
| Apple | Safari | < 18.6 |
| Apple | Ipados | < 18.6 |
| Apple | Iphone Os | < 18.6 |
| Apple | Macos | < 15.6 |
| Apple | Visionos | < 2.6 |
| Apple | Watchos | < 11.6 |
| Wpewebkit | Wpe Webkit | < 2.48.0 |
| Webkitgtk | Webkitgtk | < 2.48.0 |
References
- https://issues.chromium.org/issues/427162086Issue Tracking, Permissions Required
- http://seclists.org/fulldisclosure/2025/Aug/0Third Party Advisory
- http://seclists.org/fulldisclosure/2025/Jul/30Third Party Advisory
- http://seclists.org/fulldisclosure/2025/Jul/32Third Party Advisory
- http://seclists.org/fulldisclosure/2025/Jul/35Third Party Advisory
- http://seclists.org/fulldisclosure/2025/Jul/37Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2025/08/msg00015.htmlMailing List, Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-6558US Government Resource
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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