CVE-2026-84898: unknown eventin Path Traversal

Vulnerability summary

CVE-2026-84898 is a medium (CVSS 6.6) Path Traversal vulnerability in unknown eventin. EPSS estimates a 0.43% chance of exploitation in the next 30 days, higher than 35.4% of scored vulnerabilities. 1 public exploit is recorded. Fixed in 4.1.21.

Timeline

1. 05-09-2026
   PublishedVulnerability first disclosed.
2. 06-09-2026
   Last modifiedVulnerability information updated.

Description

The Eventin WordPress plugin before 4.1.21 does not properly validate a template path value before using it to include a local file, allowing users with contributor-level access and above to include and execute arbitrary local PHP files.

• CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.