CVE-2026-48912CWE-639

CVE-2026-48912

Medium · published August 5, 2026

CVSS v3.1
6.5
EPSS
0%
Percentile
39.7
In the wild
Unconfirmed
What it is

Improper Input Validation vulnerability in Apache Answer.

This issue affects Apache Answer: through 2.0.1.

A missing ownership check in the avatar-cleanup logic allows any authenticated user to delete other users' uploaded files by supplying their file URLs.

Users are recommended to upgrade to version 2.0.2, which fixes the issue.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00470 · 39.7th percentile
Weakness
CWE-639 · Authorization Bypass Through User-Controlled Key
Published
2026-08-05T20:16Z
Affected products (1)
ProductVersionsFixed in
apache/answer< 2.0.22.0.2
References (2)
https://lists.apache.org/thread/b9jnttmspd9kp4vgbvb32dcqb4201flq · [email protected]http://www.openwall.com/lists/oss-security/2026/08/05/11 · af854a3a-2127-422b-91ae-364da2661108
EPSS history
Timeline
  • 05 AUG 15:10Z
    Apache Answer: Improper authorization in avatar update cleanup allows authenticated users to delete arbitrary uploaded files by URL
    cvelistv5