5.3

CVE-2025-9808: stellarwp the_events_calendar

CVSS: 5.3v3.1MediumDeferred
Published 16-09-2025Last modified 08-04-2026
Open JSON

Vulnerability summary

CVE-2025-9808 is a medium (CVSS 5.3) vulnerability in stellarwp the_events_calendar. EPSS estimates a 0.83% chance of exploitation in the next 30 days, higher than 56.6% of scored vulnerabilities.

Overall risk
21/100
0100
Low · default modelHow is this calculated?
CVSS score
5.3/10
010
Medium · v3.1 (CVE.org)
EPSS score
0.83%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 16-09-2025
    PublishedVulnerability first disclosed.
  2. 08-04-2026
    Last modifiedVulnerability information updated.

Description

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.

CVSS metrics

3 scores · 3 sources · 1 version

EPSS trend

Probability

0.83%

Chance of exploitation in the next 30 days

Percentile

57%

Versus all other CVEs

30-day change

0.00 pp

From 0.83% on 18-09-2026

18-09-202618-10-2026
EPSS score
0.83%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Stellarwp1 product
Wordpress1 product
  • the-events-calendar≤ 6.15.2 (fixed in 6.15.3)

2 vendors · 2 products

References

3 links