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Fencer Vulns
medium 5.3

CVE-2026-84741 json

The Events Calendar 4.5 - 6.17.4.1 - Unauthenticated Non-Public Venue and Organizer Disclosure via REST API

published 2026-09-23 47 d ago modified 2026-09-23 46 d ago also EUVD-2026-85038

cvss
5.3
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 28%
public exploits
0
none known

Summary

The Events Calendar WordPress plugin before 6.17.5 does not check the post status of linked records before embedding their stored details into a public REST API response, allowing unauthenticated users to read the contents of records that have never been published.

Patch / fix

  • Unknown The Events Calendar 6.17.5

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
47 d ago

Exploit prediction

0.34% chance of exploitation in the next 30 days, higher than 28% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • wpscan.com https://wpscan.com/vulnerability/0f34a90e-3d8b-4a87-a2ed-fe4d2c481732/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CNA 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected products

  • Unknown The Events Calendar

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
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.