CVE-2026-8754
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.
At a glance
- Exploitability
- Can be exploited over the network with a low-privilege account. Limited direct impact.
- Exploit odds
- 0.4% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Details
- Published
- Last modified
- Exploit probability
- 0.4% · EPSS, next 30 days
- Weakness
- CWE-22 · Path traversal
- Record status
- Deferred
Attack profile CVSS 4.0 · 2.1
- Attack vector
- Network
- Complexity
- Low
- Attack requirements
- None
- Privileges needed
- Low
- User interaction
- None
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Raw 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/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
Fix and advisories
- https://github.com/AstrBotDevs/AstrBot/commit/aaec41e5054569ceaa1113593a34da7568e2d211
- https://github.com/AstrBotDevs/AstrBot/releases/tag/v4.23.6
References
- https://gist.github.com/YLChen-007/054415c2b63e58813328bc879a90c504
- https://github.com/AstrBotDevs/AstrBot/
- https://github.com/AstrBotDevs/AstrBot/commit/aaec41e5054569ceaa1113593a34da7568e2d211
- https://github.com/AstrBotDevs/AstrBot/releases/tag/v4.23.6
- https://vuldb.com/submit/811172
- https://vuldb.com/vuln/364381
- https://vuldb.com/vuln/364381/cti
- https://vuldb.com/submit/811172