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CVE-2026-17530— AstrBotDevs AstrBot Subagent astr_agent_tool_exec.py _build_handoff_toolset authorization

Quick assessment

Affected
AstrBotDevs AstrBot
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 AstrBotDevs 的 AstrBot（版本低于或等于 4.25.5）中发现了一个安全漏洞。受此漏洞影响的组件是 Subagent，具体涉及文件 AstrBot/astrbot/core/astr_agent_tool_exec.py 中的 _build_handoff_toolset 函数。该漏洞可导致授权逻辑错误，攻击者可能通过远程方式发起攻击。目前该漏洞的利用代码已公开，可能被用于实际攻击。修复补丁的版本标识为 d23011262e8e75e1ec41b0f1f0091493a022327e。建议尽快

CVSS 6.3 · Medium EPSS 0.37% · P29

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 6

VendorProduct Version RangeStatus
AstrBotDevs AstrBot 4.25.0 affected
4.25.1 affected
4.25.2 affected
4.25.3 affected
4.25.4 affected
4.25.5 affected
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I. Basic Information for CVE-2026-17530

Vulnerability Information
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Vulnerability Title
AstrBotDevs AstrBot Subagent astr_agent_tool_exec.py _build_handoff_toolset authorization
Source: CVE Program / CVE List V5
Vulnerability Description
A security flaw has been discovered in AstrBotDevs AstrBot up to 4.25.5. Affected by this vulnerability is the function _build_handoff_toolset of the file AstrBot/astrbot/core/astr_agent_tool_exec.py of the component Subagent. The manipulation results in incorrect authorization. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks. The patch is identified as d23011262e8e75e1ec41b0f1f0091493a022327e. A patch should be applied to remediate this issue.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不正确
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
AstrBotDevs AstrBot 4.25.0 cpe:2.3:a:astrbot:astrbot:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-17530

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III. Intelligence Information for CVE-2026-17530

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Patches & Fixes for CVE-2026-17530 (2)

Proof of Concept for CVE-2026-17530 (1)

Other References for CVE-2026-17530 (1)

IV. Related Vulnerabilities

Same product: AstrBot
Same vendor: AstrBotDevs
Same weakness: CWE-863

V. Comments for CVE-2026-17530

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