CVE-2026-16077: Astrbotdevs Astrbot

Medium severity, CVSS 5.3. EPSS: 0.2% chance of exploitation in the next 30 days.

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

• Astrbotdevs Astrbot: version 4.25.0 only; version 4.25.1 only; version 4.25.2 only; version 4.25.3 only; version 4.25.4 only; version 4.25.5 only

Published 2026-07-18. Last modified 2026-07-20.