CVE-2026-8754CWE-22

AstrBotDevs AstrBot File Upload chat.py post_file path traversal

Medium · published May 17, 2026

CVSS v4.0
5.3
EPSS
0%
Percentile
36.6
In the wild
Unconfirmed
What it is

A vulnerability was detected in AstrBotDevs AstrBot up to 4.23.5. Impacted is the function post_file of the file astrbot/dashboard/routes/chat.py of the component File Upload Handler. The manipulation of the argument filename results in path traversal. It is possible to launch the attack remotely. The exploit is now public and may be used. Upgrading to version 4.23.6 is recommended to address this issue. The patch is identified as aaec41e5054569ceaa1113593a34da7568e2d211. You should upgrade the affected component.

The record
Technical detail
CVSS v4.0
5.3 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00433 · 36.6th percentile
Weakness
CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Published
2026-05-17T12:15Z
EPSS history
Timeline
  • 17 MAY 12:15Z
    AstrBotDevs AstrBot File Upload chat.py post_file path traversal
    cvelistv5