8.8

CVE-2023-0477: cm-wp auto_featured_image

CVSS: 8.8v3.1HighModified
Published 13-03-2023Last modified 27-02-2025
Open JSON

Vulnerability summary

CVE-2023-0477 is a high (CVSS 8.8) vulnerability in cm-wp auto_featured_image. EPSS estimates a 1.65% chance of exploitation in the next 30 days, higher than 76.1% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
46/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.8/10
010
High · v3.1 (NVD)
EPSS score
1.65%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference

Timeline

  1. 13-03-2023
    PublishedVulnerability first disclosed.
  2. 27-02-2025
    Last modifiedVulnerability information updated.

Description

The Auto Featured Image (Auto Post Thumbnail) WordPress plugin before 3.9.16 includes an AJAX endpoint that allows any user with at least Author privileges to upload arbitrary files, such as PHP files. This is caused by incorrect file extension validation.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

1.65%

Chance of exploitation in the next 30 days

Percentile

76%

Versus all other CVEs

30-day change

0.00 pp

From 1.65% on 19-09-2026

19-09-202619-10-2026
EPSS score
1.65%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • referenceUnverified

    Exploit Reference (wpscan.com)

    Maturity: unknown

Weaknesses

CWE · root cause

Affected systems

Cm-wp1 product
Unknown1 product
Wordpress1 product
  • auto-post-thumbnail≤ 3.9.15 (fixed in 3.9.16)

3 vendors · 3 products

References

2 links