CVE-2025-34434

AVideo < 20.1 ImageGallery Plugin Unauthenticated File Upload and Deletion

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.

Affected

World Wide Broadcast Network · AVideo

CVSS v4.0 VULNCHECK

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 NVD

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/

Security advisories

• https://www.vulncheck.com/advisories/avideo-imagegallery-plugin-unauthenticated-file-uplo…
• WWBN/AVideo/commit/4a53ab2056

References

• CVE Record
• NVD entry