Buffer overflow in Google Chrome
CVE-2025-5280
Out of bounds write in V8 in Google Chrome prior to 137.0.7151.55 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.028 (86.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 86.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.028 · newest: 0.028 · change: 0.000
Affected products
- Google Chrome — versions 137.0.7151.55
Weakness classification (CWE)
Public proof-of-concept exploits
References
- chromereleases.googleblog.com/2025/05/stable-channel-update-for-desktop_27.html (Release Notes)
- issues.chromium.org/issues/417169470 (Permissions Required)
Frequently asked questions
- What is CVE-2025-5280?
- CVE-2025-5280 is a high-severity vulnerability in Google Chrome, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2025-05-27.
- How severe is CVE-2025-5280?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2025-5280 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.