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Fencer Vulns
medium 6.6

CVE-2026-84898 json

Eventin < 4.1.21 - Contributor+ LFI via Event Layout Meta

published 2026-09-05 2 mo ago modified 2026-09-08 2 mo ago also EUVD-2026-71866

cvss
6.6
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 37%
public exploits
0
none known

Summary

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.

Patch / fix

  • Unknown Eventin 4.1.21

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
2 mo ago

Exploit prediction

0.43% chance of exploitation in the next 30 days, higher than 37% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • wpscan.com https://wpscan.com/vulnerability/d8dea263-5676-4e3c-9ea4-36904e1ac4d3/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 6.6 CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 6.6 CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Unknown Eventin

Classification

Weakness
  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory
Technology feeds

References

Sources

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.