Description
A vulnerability was found in AstrBotDevs AstrBot up to 4.25.5. Impacted is the function _normalize_rw_path of the file astrbot/core/tools/computer_tools/fs.py of the component Filesystem Computer-Use Tool. Performing a manipulation results in link following. The attack is only possible with local access. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| AstrBotDevs | AstrBot | 4.25.0, 4.25.1, 4.25.2, 4.25.3, 4.25.4, 4.25.5 | — |
References
- VDB-379792 | AstrBotDevs AstrBot Filesystem Computer-Use Tool fs.py _normalize_rw_path link following vdb-entry technical-description
- VDB-379792 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- CVE-2026-16077 | CVE Analysis and Report third-party-advisory
- Submit #852865 | AstrBotDevs AstrBot <= 4.25.5 Improper Link Resolution Before File Access (CWE-59) third-party-advisory
- https://gist.github.com/YLChen-007/d2581be79bb3caf9a032b0614dfc7728 exploit