SSRF in Eventin

CVE-2026-13176

The Eventin WordPress plugin before 4.1.21 does not validate a user-supplied webhook URL stored on events nor verify event ownership, allowing users with contributor-level access and above to trigger blind server-side requests to arbitrary hosts.

Vulnerability class: SSRF (Server-Side Request Forgery)

CVSS v3 metric

CVSS v3 base score 2.7 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N.

Affected products

  • Unknown Eventin

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-13176?
CVE-2026-13176 is a low-severity vulnerability in Eventin, classified under Server-Side Request Forgery (SSRF). CVSS score: 2.7/10. Published 2026-08-21.
How severe is CVE-2026-13176?
Low severity. CVSS v3 base score is 2.7 out of 10.