What’s Vulnerable › Vulnerabilities

CVE-2025-34437: AVideo < 20.1 IDOR Arbitrary Comment Image Upload

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-12-17 · updated 2026-09-30
• Weakness: CWE-639

Description

AVideo versions prior to 20.1 permit any authenticated user to upload comment images to videos owned by other users. The endpoint validates authentication but omits ownership checks, allowing attackers to perform unauthorized uploads to arbitrary video objects.

Affected products

• WWBN AVideo: before 20.0 — fixed in 20.0

How to fix

Upgrade to a fixed version: WWBN AVideo 20.0. Check the vendor advisory for mitigations.

References

• https://chocapikk.com/posts/2025/avideo-security-vulnerabilities/
• https://github.com/WWBN/AVideo/commit/4a53ab2056
• https://github.com/WWBN/AVideo/commit/d411f91805
• https://www.vulncheck.com/advisories/avideo-idor-arbitrary-comment-image-upload

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