Path Traversal in Astrbotdevs Astrbot
CVE-2026-8754
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.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.004 (36.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 36.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.001
Affected products
- Astrbotdevs Astrbot — versions 4.23.0, 4.23.1, 4.23.2
Weakness classification (CWE)
References
- gist.github.com/YLChen-007/054415c2b63e58813328bc879a90c504 (exploit)
- github.com/AstrBotDevs/AstrBot/ (product)
- github.com/AstrBotDevs/AstrBot/commit/aaec41e5054569ceaa1113593a34da7568e2d211 (patch)
- github.com/AstrBotDevs/AstrBot/releases/tag/v4.23.6 (patch)
- vuldb.com/submit/811172 (third-party-advisory)
- vuldb.com/vuln/364381 (technical-description, vdb-entry)
- vuldb.com/vuln/364381/cti (signature, permissions-required)
Frequently asked questions
- What is CVE-2026-8754?
- CVE-2026-8754 is a medium-severity vulnerability in Astrbotdevs Astrbot, classified under Path Traversal. CVSS score: 6.3/10. Published 2026-05-17.
- How severe is CVE-2026-8754?
- Medium severity. CVSS v3 base score is 6.3 out of 10.