CVE-2025-61768: Input Validation Flaw

Description

KUNO CMS is a fully deployable full-stack blog application. In versions prior to 1.3.15, an SSRF (Server-Side Request Forgery) vulnerability exists in the Media module of the Kuno CMS administrative panel. A logged-in administrator can upload a specially crafted SVG file containing an external image reference, causing the server to initiate an outgoing connection to an arbitrary external URL. This can lead to information disclosure or internal network probing. Version 1.3.15 contains a fix for the issue.

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Weakness Type (CWE)

CWE-20 Improper Input Validation

CWE-434 Unrestricted Upload

CWE-918 Server-Side Request Forgery (SSRF)

References

Other References

https://github.com/xuemian168/kuno/commit/804b2909c65b16ae2063d0f992e0711aa09475e2 https://github.com/xuemian168/kuno/releases/tag/v1.3.15 https://github.com/xuemian168/kuno/security/advisories/GHSA-4f5f-2c49-5mwm

Frequently Asked Questions

What is CVE-2025-61768? +

KUNO CMS is a fully deployable full-stack blog application. In versions prior to 1.3.15, an SSRF (Server-Side Request Forgery) vulnerability exists in the Media module of the Kuno CMS administrative panel. A logged-in administrator can upload a specially crafted SVG file containing an external image reference, causing the server to initiate an outgoing connection to an arbitrary external URL. This can lead to information disclosure or internal network probing. Version 1.3.15 contains a fix for the issue.

How do I check if I'm vulnerable to CVE-2025-61768? +

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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