Vulnerability · Published Apr 27, 2026 · Assigned by VulDB
CVE-2026-7150dh1011 auto-favicon MCP Tool server.py generate_favicon_from_url server-side request forgery
Medium 6.3
In plain English
A medium-severity server-side request forgery in auto-favicon from dh1011. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 10% of all known vulnerabilities).
Official description
A vulnerability was found in dh1011 auto-favicon up to f189116a9259950c2393f114dbcb94dde0ad864b. This issue affects the function generate_favicon_from_url of the file src/auto_favicon/server.py of the component MCP Tool. The manipulation of the argument image_url results in server-side request forgery. The attack may be performed from remote. The exploit has been made public and could be used. This product utilizes a rolling release system for continuous delivery, and as such, version information for affected or updated releases is not disclosed. The project was informed of the problem early through an issue report but has not responded yet.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| PyPI | auto-favicon | no fix listed | GHSA-vmh7-9c7h-2pgg |
| PyPI | auto-favicon | no fix listed | PYSEC-2026-2386 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| dh1011 | auto-favicon | f189116a9259950c2393f114dbcb94dde0ad864b |
Weakness: CWE-918 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
References
- VDB-359749 | dh1011 auto-favicon MCP Tool server.py generate_favicon_from_url server-side request forgery vdb-entry, technical-description
- VDB-359749 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- Submit #802054 | dh1011 auto-favicon 1.0.1 Server-Side Request Forgery third-party-advisory
- https://github.com/dh1011/auto-favicon-mcp/issues/2 exploit, issue-tracking