How to fix CVE-2025-5283?

Within 30 days: Identify affected systems running libvpx in Google Chrome and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Is Use After Free affected by CVE-2025-5283?

Organizations using libvpx in Google Chrome should be aware of moderate risk from CVE-2025-5283, a use-after-free vulnerability rated CVSS 5.4. Exploitation could compromise the security of affected deployments. Organizations should apply vendor updates when available and monitor for exploitation.

CVE-2025-5283

MEDIUM

2025-05-27 [email protected]

5.4

CVSS 3.1

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

Patch Released

Apr 06, 2026 - 14:30 nvd

Patch available

Analysis Generated

Mar 28, 2026 - 18:44 vuln.today

CVE Published

May 27, 2025 - 21:15 nvd

MEDIUM 5.4

Description

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)

Analysis

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. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical Context

This vulnerability is classified as Use After Free (CWE-416), which allows attackers to access freed memory to execute arbitrary code or crash the application. 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) Affected products include: Google Chrome. Version information: prior to 137.0.7151.55.

Affected Products

Google Chrome.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use smart pointers or garbage-collected languages. Set pointers to NULL after freeing. Enable memory sanitizers.

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +0.3

CVSS: +27

POC: 0

Vendor Status

CVE-2025-5283 vulnerability details – vuln.today

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CVE-2025-5283

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CVE-2025-5283

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Description

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External POC / Exploit Code