High severity · published Jun 30, 2025
CVE-2025-6554
Google Chromium V8 Type Confusion Vulnerability
In wildKEV
8.1
CVSS
14.1%
EPSS
Yes
On KEV
Description
Type confusion in V8 in Google Chrome prior to 138.0.7204.96 allowed a remote attacker to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: High)
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)14.1% · higher than 97% of CVEs
Exploited in the wildYes
CISA KEVListed Jul 2, 2025
Federal remediation dueJul 23, 2025
Ransomware campaign useNot known
Affected products
Which versions
CH
Chrome · Google
138.0.7204.96 before 138.0.7204.96 · source: vendor, NVD
CV
Chromium V8 · Google
All versions, or not specified · source: KEV
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-6554
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-6554
CISA KEV catalogue
https://www.cisa.gov/known-exploited-vulnerabilities-catalog
chromereleases.googleblog.com
https://chromereleases.googleblog.com/2025/06/stable-channel-update-for-desktop_30.html
issues.chromium.org
https://issues.chromium.org/issues/427663123
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