CVE-2026-16077

MEDIUM 5.3

AstrBotDevs AstrBot Filesystem Computer-Use Tool fs.py _normalize_rw_path link following

CVSS Score

5.3

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-59
Vendor	astrbotdevs
Product	astrbot
Published	Jul 18, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

AstrBotDevs / AstrBot

4.25.0 4.25.1 4.25.2 4.25.3 4.25.4 4.25.5

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/379792 vuldb.com: https://vuldb.com/vuln/379792/cti vuldb.com: https://vuldb.com/cve/CVE-2026-16077 vuldb.com: https://vuldb.com/submit/852865 gist.github.com: https://gist.github.com/YLChen-007/d2581be79bb3caf9a032b0614dfc7728

Credits

🔍 Eric-d (VulDB User) VulDB CNA Team