Vulnerability-Lookup

CVE-2026-17530 (GCVE-0-2026-17530)

Vulnerability from cvelistv5 – Published: 2026-07-27 15:45 – Updated: 2026-07-27 18:19 X_Open Source

Title

AstrBotDevs AstrBot Subagent astr_agent_tool_exec.py _build_handoff_toolset authorization

Summary

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.

Severity

5.3 (Medium)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

6.3 (Medium)


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

6.3 (Medium)


                        
                          CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-863 - Incorrect Authorization
CWE-285 - Improper Authorization

Assigner

VulDB

References

8 references

URL	Tags
https://vuldb.com/vuln/383395	vdb-entrytechnical-description
https://vuldb.com/vuln/383395/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-17530	third-party-advisory
https://vuldb.com/submit/862536	third-party-advisory
https://github.com/AstrBotDevs/AstrBot/issues/8781	exploitissue-tracking
https://github.com/AstrBotDevs/AstrBot/pull/8786	issue-trackingpatch
https://github.com/AstrBotDevs/AstrBot/commit/d23…	patch
https://github.com/AstrBotDevs/AstrBot/	product

Impacted products

1 product

Vendor	Product	Version
AstrBotDevs	AstrBot	Affected: 4.25.0 Affected: 4.25.1 Affected: 4.25.2 Affected: 4.25.3 Affected: 4.25.4 Affected: 4.25.5 cpe:2.3:a:astrbot:astrbot::::::::

Credits

Erichen-apple (VulDB User)

Show details on NVD website

JSON

To clipboard

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GHSA-3397-VR69-3M3W

Vulnerability from github – Published: 2026-07-27 18:31 – Updated: 2026-07-27 18:31

Details

Severity

6.3 (Medium)


                  
                    CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

2.1 (Low)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-17530"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-285"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-07-27T16:17:04Z",
    "severity": "LOW"
  },
  "details": "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.",
  "id": "GHSA-3397-vr69-3m3w",
  "modified": "2026-07-27T18:31:48Z",
  "published": "2026-07-27T18:31:48Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-17530"
    },
    {
      "type": "WEB",
      "url": "https://github.com/AstrBotDevs/AstrBot/issues/8781"
    },
    {
      "type": "WEB",
      "url": "https://github.com/AstrBotDevs/AstrBot/pull/8786"
    },
    {
      "type": "WEB",
      "url": "https://github.com/AstrBotDevs/AstrBot/commit/d23011262e8e75e1ec41b0f1f0091493a022327e"
    },
    {
      "type": "WEB",
      "url": "https://github.com/AstrBotDevs/AstrBot"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/cve/CVE-2026-17530"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/862536"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/383395"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/383395/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.

Action not permitted

CVE-2026-17530 (GCVE-0-2026-17530)

GHSA-3397-VR69-3M3W

Tags

Sightings

Nomenclature