CVE-2026-8754 MEDIUM

CVE-2026-8754: AstrBotDevs AstrBot File Upload chat.py post_file path traversal

Vendor Astrbotdevs
Product AstrBot
Weakness CWE-22 · Path traversal
Published May 17, 2026
Last update May 18, 2026

CVSS base score

5.3/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality
Integrity

CVSS 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

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

May 17, 2026 CVE published
May 18, 2026 Record updated