CVE-2025-34438CWE-639

CVE-2025-34438

High · published December 18, 2025

CVSS v3.1
8.1
EPSS
0%
Percentile
19.8
In the wild
Unconfirmed
What it is

⚠️ A user with upload permissions can tamper with the rotation metadata of any video! It's like letting a guest rearrange your living room, but they could also decide to flip your entire house upside down! 🔄 This vulnerability is akin to a restaurant where anyone allowed in the kitchen can not only cook but also alter the recipes of others' dishes without permission. Just because they're allowed to wear the chef's hat doesn't mean they should change the signature flavors! An attacker could exploit this oversight to adjust video rotations, potentially ruining the intended presentation of content. This could be especially damaging for public-facing media, leading to confusion and loss of credibility. It’s not catastrophic, but definitely a headache you want to avoid!

Put simply

This vulnerability is akin to a restaurant where anyone allowed in the kitchen can not only cook but also alter the recipes of others' dishes without permission. Just because they're allowed to wear the chef's hat doesn't mean they should change the signature flavors! The insecure direct object reference vulnerability in AVideo versions prior to 20.1 allows users with upload capabilities to modify rotation metadata of uploaded videos without verifying ownership, bypassing necessary access controls.

What to do

An attacker could exploit this oversight to adjust video rotations, potentially ruining the intended presentation of content. This could be especially damaging for public-facing media, leading to confusion and loss of credibility. It’s not catastrophic, but definitely a headache you want to avoid! To protect yourself from this vulnerability, upgrade AVideo to version 20.1 or later immediately. Additionally, review permissions for uploads and ensure that ownership checks are strictly enforced before allowing metadata modifications. You've got this! Follow these steps, and you'll be in the clear in no time! 🛡️

The record
Technical detail
CVSS v3.1
8.1 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00283 · 19.8th percentile
Weakness
CWE-639 · Authorization Bypass Through User-Controlled Key
Published
2025-12-18T01:15Z
Affected products (1)
ProductVersionsFixed in
wwbn/avideo< 20.020.0
References (4)
EPSS history
Timeline
  • 17 DEC 19:51Z
    AVideo < 20.1 IDOR Arbitrary Video Rotation
    cvelistv5