What is CVE-2026-66437?

CVE-2026-66437 is a medium-severity vulnerability in Themeisle Feedzy, classified under Server-Side Request Forgery (SSRF). CVSS score: 4.9/10. Published 2026-07-27.

How severe is CVE-2026-66437?

Medium severity. CVSS v3 base score is 4.9 out of 10.

SSRF in Themeisle Feedzy

CVE-2026-66437

Contributor Server Side Request Forgery (SSRF) in Feedzy <= 5.2.4 versions.

Vulnerability class: SSRF (Server-Side Request Forgery)

CVSS v3 metric

CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N.

Affected products

Themeisle Feedzy — versions n/a

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

audit@patchstack.com (vdb-entry)

Frequently asked questions

What is CVE-2026-66437?: CVE-2026-66437 is a medium-severity vulnerability in Themeisle Feedzy, classified under Server-Side Request Forgery (SSRF). CVSS score: 4.9/10. Published 2026-07-27.
How severe is CVE-2026-66437?: Medium severity. CVSS v3 base score is 4.9 out of 10.