CVE-2026-8754 Details
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.
A path traversal vulnerability has been identified in AstrBot versions through 4.23.5. The issue resides in the file upload functionality of the dashboard chat routes. The vulnerability allows for arbitrary file writes by manipulating the filename parameter, bypassing intended directory restrictions. This flaw can be exploited remotely, leading to potential system compromise.
Users are advised to upgrade to AstrBot version 4.23.6, where this vulnerability has been fixed.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed May 17, 2026CISA-ADP
Assessed May 18, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://vuldb.com/submit/811172 | CISA-ADP | Permission Required |
| https://gist.github.com/YLChen-007/054415c2b63e58813328bc879a90c504 | [email protected] | ExploitTechnical Description |
| https://github.com/AstrBotDevs/AstrBot/ | [email protected] | Vendor |
| https://github.com/AstrBotDevs/AstrBot/commit/aaec41e5054569ceaa1113593a34da7568e2d211 | [email protected] | Source CodeVendor |
| https://github.com/AstrBotDevs/AstrBot/releases/tag/v4.23.6 | [email protected] | Release NotesVendor |
| https://vuldb.com/submit/811172 | [email protected] | Permission Required |
| https://vuldb.com/vuln/364381 | [email protected] | AdvisoryPermission RequiredRemedy |
| https://vuldb.com/vuln/364381/cti | [email protected] | AdvisoryPermission Required |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-22 | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| AstrBotDevs AstrBot | All versions |
CPE
Remediation
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Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 18, 2026 | CVE Modified | CISA-ADP |
| May 17, 2026 | New CVE Received | [email protected] |