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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.

PUBLISHED Reserved 2026-05-16 | Published 2026-05-17 | Updated 2026-05-18 | Assigner VulDB




MEDIUM: 5.3CVSS: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
MEDIUM: 6.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
MEDIUM: 6.3CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
6.5AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C

Problem types

Path Traversal

Product status

4.23.0
affected

4.23.1
affected

4.23.2
affected

4.23.3
affected

4.23.4
affected

4.23.5
affected

4.23.6
unaffected

Timeline

2026-05-16:Advisory disclosed
2026-05-16:VulDB entry created
2026-05-16:VulDB entry last update

Credits

Eric-a (VulDB User) reporter

References

vuldb.com/submit/811172 exploit

vuldb.com/vuln/364381 (VDB-364381 | AstrBotDevs AstrBot File Upload chat.py post_file path traversal) vdb-entry technical-description

vuldb.com/vuln/364381/cti (VDB-364381 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/submit/811172 (Submit #811172 | AstrBotDevs AstrBot latest Path Traversal (CWE-22)) third-party-advisory

gist.github.com/YLChen-007/054415c2b63e58813328bc879a90c504 exploit

github.com/...ommit/aaec41e5054569ceaa1113593a34da7568e2d211 patch

github.com/AstrBotDevs/AstrBot/releases/tag/v4.23.6 patch

github.com/AstrBotDevs/AstrBot/ product

cve.org (CVE-2026-8754)

nvd.nist.gov (CVE-2026-8754)

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