Information disclosure in Stellarwp The Events Calendar

CVE-2025-9808

The The Events Calendar plugin for WordPress is vulnerable to Information Exposure in all versions up to, and including, 6.15.2 via the REST endpoint. This makes it possible for unauthenticated attackers to extract information about password-protected vendors or venues.

Vulnerability class: Information Disclosure

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.008 (55.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 55.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-9808: held from 0.008 to 0.008.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-9808?
CVE-2025-9808 is a medium-severity vulnerability in Stellarwp The Events Calendar, classified under Information Disclosure. CVSS score: 5.3/10. Published 2025-09-16.
How severe is CVE-2025-9808?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2025-9808 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.