CVE-2026-13176 json
Eventin < 4.1.21 - Contributor+ Server-Side Request Forgery
published 2026-08-21 2 mo ago modified 2026-10-16 23 d ago also EUVD-2026-63907
- cvss
- 2.7
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 25%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- Unknown Eventin 4.1.21
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 2 mo ago
Exploit prediction
0.33% chance of exploitation in the next 30 days, higher than 25% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- wpscan.com https://wpscan.com/vulnerability/41bd0919-6ed3-4280-9657-8114c1b2a0e7/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 2.7 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N |
Affected products
- Unknown Eventin
Classification
- Weakness
-
- CWE-918 Server-Side Request Forgery
- Technology feeds
References
-
wpscan.com
/vulnerability/41bd0919-6ed3-4280-9657-8114c1b2a0e7/
exploit, vdb-entry, technical-description
Sources
- CVE List CVE-2026-13176
- NVD CVE-2026-13176
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.