4.3

CVE-2025-13794: themeisle auto featured image (auto post thumbnail) Missing Authorization

CVSS: 4.3v3.1MediumDeferred
Published 16-12-2025Last modified 08-04-2026
Open JSON

Vulnerability summary

CVE-2025-13794 is a medium (CVSS 4.3) Missing Authorization vulnerability in themeisle auto featured image (auto post thumbnail). EPSS estimates a 0.30% chance of exploitation in the next 30 days, higher than 21.5% of scored vulnerabilities. Fixed in 4.2.2.

Overall risk
17/100
0100
Low · default modelHow is this calculated?
CVSS score
4.3/10
010
Medium · v3.1 (CVE.org)
EPSS score
0.30%
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. 16-12-2025
    PublishedVulnerability first disclosed.
  2. 08-04-2026
    Last modifiedVulnerability information updated.

Description

The Auto Featured Image (Auto Post Thumbnail) plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the bulk_action_generate_handler function in all versions up to, and including, 4.2.1. This makes it possible for authenticated attackers, with Contributor-level access and above, to delete or generate featured images on posts they do not own.

CVSS metrics

3 scores · 3 sources · 1 version

EPSS trend

Probability

0.30%

Chance of exploitation in the next 30 days

Percentile

22%

Versus all other CVEs

30-day change

0.00 pp

From 0.30% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.30%

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

Themeisle1 product
Wordpress1 product
  • auto-post-thumbnail≤ 4.2.1 (fixed in 4.2.2)

2 vendors · 2 products

References

4 links