Vulnerability details
CVE-2025-6558
Actively exploited
Google Chrome
CVSS 3.1
8.8High
Remedy
Required action (CISA): Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. (due: 2025-08-12)
Versions not listed as affected in the CVE record:
- Chrome — version 138.0.7204.157 and later
Official 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)
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 8.8High | 3.1 | CISA ADP / Vulnrichment (CISA-ADP) | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Chrome | 138.0.7204.157 ≤ v < 138.0.7204.157 | CVEProject cvelistV5 (CNA) |
References and advisories
11- https://chromereleases.googleblog.com/2025/07/stable-channel-update-for-desktop_15.html
- https://issues.chromium.org/issues/427162086
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-6558 government-resource
- https://lists.debian.org/debian-lts-announce/2025/08/msg00015.html
- http://seclists.org/fulldisclosure/2025/Aug/0
- http://seclists.org/fulldisclosure/2025/Jul/37
- http://seclists.org/fulldisclosure/2025/Jul/35
- http://seclists.org/fulldisclosure/2025/Jul/32
- http://seclists.org/fulldisclosure/2025/Jul/30
- http://www.openwall.com/lists/oss-security/2025/08/02/1
- http://www.openwall.com/lists/oss-security/2026/09/30/18
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Details
- Published
- 2025-07-15
- Last updated
- 2026-10-01
- State
- Published
- Assigner (CNA)
- Chrome
- Kolun priority
- 87 · Critical
CISA KEV catalog
- Date added
- 2025-07-22
- Due date
- 2025-08-12
- Used in ransomware
- Unknown
Exploit prediction (EPSS)
10.92%
Probability of exploitation in 30 days
95.8%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- Active
- Technical impact
- Total
Weaknesses (CWE)
- CWE-20Insufficient validation of untrusted input