CVE-2026-8754
AstrBotDevs AstrBot File Upload chat.py post_file path traversal
- Published
- Updated
- Reserved
- Assigned by
- VulDB
Description
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| VulDBCNA (assigner) | 4.0 | Medium5.3 | 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 |
| VulDBCNA (assigner) | 3.1 | Medium6.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C |
| VulDBCNA (assigner) | 3.0 | Medium6.3 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C |
| VulDBCNA (assigner) | 2.0 | Medium6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C |
| NVDNVD · Deferred | 4.0 | Low2.1 | 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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
- EPSS (exploitation in 30 days)
- 0.36% · top 70% of all CVEs (5 Nov 2026)
- CISA SSVC
- Exploitation: poc · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.3.
Weakness
Affected products
- affected 4.23.0
- affected 4.23.1
- affected 4.23.2
- affected 4.23.3
- affected 4.23.4
- affected 4.23.5
- unaffected 4.23.6
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- PyPIAstrBotGHSA-f63h-wc26-pmvc (opens in a new tab)
References (7)
- VDB-364381 | AstrBotDevs AstrBot File Upload chat.py post_file path traversal (opens in a new tab)vdb-entrytechnical-description
- VDB-364381 | CTI Indicators (IOB, IOC, TTP, IOA) (opens in a new tab)signaturepermissions-required
- Submit #811172 | AstrBotDevs AstrBot latest Path Traversal (CWE-22) (opens in a new tab)third-party-advisoryexploit
- https://gist.github.com/YLChen-007/054415c2b63e58813328bc879a90c504 (opens in a new tab)exploit
- https://github.com/AstrBotDevs/AstrBot/commit/aaec41e5054569ceaa1113593a34da7568e2d211 (opens in a new tab)patch
- https://github.com/AstrBotDevs/AstrBot/releases/tag/v4.23.6 (opens in a new tab)patch
- https://github.com/AstrBotDevs/AstrBot/ (opens in a new tab)product
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-f63h-wc26-pmvc (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2026-8754)Record last updated .