CVE-2026-16074

Received Received - Intake

Server-Side Request Forgery in AstrBot Plugin Update Handler

Publication date: 2026-07-17

Last updated on: 2026-07-17

Assigner: VulDB

Description

A vulnerability was detected in AstrBotDevs AstrBot up to 4.25.2. This affects the function update_plugin/update_all_plugins of the file astrbot/dashboard/routes/plugin.py of the component Plugin Update Handler. The manipulation of the argument download_url/download_urls/proxy results in server-side request forgery. The attack may be performed from remote. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS Scores

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Meta Information

Published

2026-07-17

Last Modified

2026-07-17

Generated

2026-07-18

AI Q&A

2026-07-18

EPSS Evaluated

N/A

NVD

CVE-2026-16074

Affected Vendors & Products

Vendor	Product	Version / Range
astrbotdevs	astrbot	to 4.25.2 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-918	The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.

Attack-Flow Graph

Executive Summary

This vulnerability is a server-side request forgery (SSRF) in AstrBot up to version 4.25.2. It exists in the plugin update handler where the download_url or proxy arguments can be manipulated. An attacker can send crafted requests from a remote location to force the server to make unintended requests.

Detection Guidance

Detecting this vulnerability requires checking for AstrBot installations up to version 4.25.2 and monitoring for unusual network requests from the plugin update handler. Inspect logs for server-side request forgery attempts targeting plugin.py. Check for unexpected outbound connections from AstrBot processes.

Impact Analysis

An attacker could exploit this to make the server interact with internal systems or external resources it should not access. This may lead to unauthorized data exposure, internal service probing, or further attacks against connected systems. The public exploit availability increases risk.

Compliance Impact

This vulnerability involves server-side request forgery (SSRF) in AstrBot, allowing remote manipulation of plugin update URLs. While not directly tied to GDPR or HIPAA, SSRF could expose sensitive data or systems if exploited, potentially violating compliance requirements for data protection and access controls.

Mitigation Strategies

Immediately update AstrBot to the latest version beyond 4.25.2. Disable the plugin update functionality if not required. Restrict network access to AstrBot components and monitor for suspicious outbound requests. Block known malicious IPs if any are identified.

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