CVE-2026-16077

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

MEDIUM
5.3
CVSS Score
Published: July 18, 2026 at 06:45 AM UTC
Updated: October 24, 2026 at 08:10 PM UTC
2 products affected across 2 vendorsAstrbotAstrBot

Using AstrBot by AstrBotDevs?

Get instant alerts when new vulnerabilities affect AstrBot - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM5.3
Exploit prediction
EPSS 0.2%
SSVC
PoC

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (5)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/379792
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/379792/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-16077
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/852865

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-59

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card