CVE-2026-16074
MediumCVSS 6.3Exploitation Probability (EPSS)
Low risk10th percentile - higher than 10% of all known CVEs
Summary
A server-side request forgery (SSRF) vulnerability was found in AstrBot up to version 4.25.2 in the plugin update handler component. An attacker can remotely manipulate the download_url, download_urls, or proxy arguments to send requests to internal network resources. The exploit is publicly available.
Risk Assessment
The risk involves a potential SSRF attack that could allow access to internal systems, network scanning, or escalation to other services within the organization's infrastructure.
Recommendation
Immediately update AstrBot to the latest available version that fixes this vulnerability. Until then, restrict access to the plugin update interface and validate the download_url and proxy arguments.
Other vulnerabilities in AstrBot
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A vulnerability was found in AstrBot up to version 4.25.5 in the _normalize_rw_path function of the fs.py file in the Filesystem Computer-Use Tool component. The flaw allows link following with local access. The exploit is public and the vendor did not respond.
- CVE-2026-16076Medium
A vulnerability in AstrBot up to version 4.25.5 affects the OpenApiRoute.chat_send function in open_api.py. Manipulating the Username argument in the API allows authentication bypass via spoofing. The attack can be launched remotely and exploit details are publicly available.
- CVE-2026-16075Medium
A flaw in AstrBot up to version 4.25.5 affects the OpenApiRoute.get_chat_sessions function in astrbot/dashboard/routes/open_api.py. Manipulation of the Username argument in the session-listing endpoint leads to authorization bypass. The attack is remotely exploitable and a public exploit exists.
- CVE-2026-16073Low
The Star.text_to_image/NetworkRenderStrategy.render function in the file astrbot/core/star/base.py in AstrBot up to version 4.25.2 is vulnerable to XSS. The attack can be performed remotely and the exploit is publicly available. The vendor did not respond.
- CVE-2026-15501Medium
A server-side request forgery (SSRF) vulnerability has been detected in AstrBot up to version 4.25.2 in the MCP Test Endpoint component. The issue affects the ToolsRoute.test_mcp_connection function in the file astrbot/dashboard/routes/tools.py, where an attacker can manipulate the mcp_server_config.url argument. The vulnerability has been publicly disclosed and can be exploited remotely.
- CVE-2026-15500Medium
A server-side request forgery (SSRF) vulnerability has been identified in AstrBot up to version 4.25.2. The issue exists in the get_online_plugins function within astrbot/dashboard/routes/plugin.py, where manipulation of the custom_registry argument in the market_list endpoint allows remote exploitation. The exploit has been publicly disclosed, increasing the risk of attacks.
- CVE-2026-15499Medium
A security flaw in the Scheduled Task Handler component of AstrBot up to version 4.25.2 affects the FutureTaskTool.call function in astrbot/core/tools/cron_tools.py. Manipulating the payload["note"] argument causes improper authorization, allowing remote exploitation. The exploit has been publicly released and may be used in attacks.
Original NVD description (English source)
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.