What is CVE-2025-5283?

CVE-2025-5283 is a medium-severity vulnerability in Google Chrome, classified under Use After Free. CVSS score: 5.4/10. Published 2025-05-27.

How severe is CVE-2025-5283?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Is CVE-2025-5283 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Use After Free in Google Chrome

CVE-2025-5283

Use after free in libvpx 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: Medium)

Vulnerability class: Use-After-Free

EPSS: 0.005 (41.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N.

Affected products

Google Chrome — versions 137.0.7151.55

Weakness classification (CWE)

CWE-416 — Use After Free

Public proof-of-concept exploits

References

chrome-cve-admin@google.com (Release Notes)
chrome-cve-admin@google.com (Permissions Required)
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af854a3a-2127-422b-91ae-364da2661108
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2025-5283?: CVE-2025-5283 is a medium-severity vulnerability in Google Chrome, classified under Use After Free. CVSS score: 5.4/10. Published 2025-05-27.
How severe is CVE-2025-5283?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2025-5283 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.