CVE-2026-18973: SSRF (CVSS 7.3)

Description

A vulnerability has been found in heshengtao super-agent-party up to 0.4.1. The impacted element is the function sanitize_proxy_url of the file server.py of the component extension_proxy Route. The manipulation of the argument url leads to server-side request forgery. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

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CVSS v3.1 Score

7.3

HIGH

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

Weakness Type (CWE)

CWE-918 Server-Side Request Forgery (SSRF)

References

Other References

https://gist.github.com/YLChen-007/2f12ffb785d975b46b73896c0fb8cb5d https://vuldb.com/cve/CVE-2026-18973 https://vuldb.com/submit/862456 https://vuldb.com/submit/862458 https://vuldb.com/submit/862570 https://vuldb.com/submit/862608 https://vuldb.com/vuln/386262 https://vuldb.com/vuln/386262/cti

Frequently Asked Questions

What is CVE-2026-18973? +

A vulnerability has been found in heshengtao super-agent-party up to 0.4.1. The impacted element is the function sanitize_proxy_url of the file server.py of the component extension_proxy Route. The manipulation of the argument url leads to server-side request forgery. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way. It has a CVSS v3.1 base score of 7.3 (HIGH).

How severe is CVE-2026-18973? +

CVE-2026-18973 has a CVSS v3.1 score of 7.3 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

How do I check if I'm vulnerable to CVE-2026-18973? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2026-18973