CVE-2025-34437 - CVE House
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Status published High CVE-2025-34437

AVideo < 20.1 IDOR Arbitrary Comment Image Upload

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Valentin Lobstein (Chocapikk)

References

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CVE-2025-34440
AVideo < 20.1 Open Redirect via siteRedirectUri Parameter
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CVE-2025-34439
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CVE-2025-34438
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Affected Vendor

World Wide Broadcast Network

View all reports →

Affected Software

AVideo
Vulnerable Versions:
0

Timeline

Official Publish: December 17th, 2025
Last Modified: June 23rd, 2026
Added to House: July 22nd, 2026

CVSS Vectors

Weaknesses (CWE)

CWE-639

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1078 Valid Accounts
Persistence
T1213 Data from Information Repositories
Collection
T1021 Remote Services
Lateral Movement
T1098 Account Manipulation
Privilege Escalation