CVE-2025-34434

AVideo versions prior to 20.1 with the ImageGallery plugin enabled is vulnerable to unauthenticated file upload and deletion. Plugin endpoints responsible for managing gallery images fail to enforce authentication checks and do not validate ownership, allowing unauthenticated attackers to upload or delete images associated with any image-based video.

CVSS v4.0

9.3 CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1

9.1 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

EPSS

0.47% chance of exploitation in the next 30 days, 39th percentile

Published

2025-12-17

Updated

2026-06-23

Proof-of-concept exploits (1)

• https://chocapikk.com/posts/2025/avideo-security-vulnerabilities/

References

• CVE Record
• NVD entry

Related

• CVE-2025-34433
• CVE-2025-34435
• CVE-2025-34413
• CVE-2025-34436
• CVE-2025-34392
• CVE-2025-34437