CVE-2022-4156

Name: CVE-2022-4156
Creator: NVD / NIST
Published: 2022-12-26T13:15:12.963+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.92%

Last modified Jun 17, 2026

CVE-2022-4156 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. The Contest Gallery WordPress plugin before 19.1.5.1, Contest Gallery Pro WordPress plugin before 19.1.5.1 do not escape the user_id POST parameter before concatenating it to an SQL query in ajax-functions-backend.php. This may allow malicious users with at least author privilege to leak sensitive information from the site's database.. EPSS estimates a 0.92% chance of exploitation in the next 30 days.

Description

The Contest Gallery WordPress plugin before 19.1.5.1, Contest Gallery Pro WordPress plugin before 19.1.5.1 do not escape the user_id POST parameter before concatenating it to an SQL query in ajax-functions-backend.php. This may allow malicious users with at least author privilege to leak sensitive information from the site's database.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

0.92%

55.7th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Contest-Gallery	Contest Gallery	< 19.1.5.1

References

https://bulletin.iese.de/post/contest-gallery_19-1-4-1_1Exploit, Third Party Advisory
https://wpscan.com/vulnerability/254f6e8b-5fa9-4d6d-8e0e-1a4cae18aee0Exploit, Third Party Advisory
https://bulletin.iese.de/post/contest-gallery_19-1-4-1_1Exploit, Third Party Advisory
https://wpscan.com/vulnerability/254f6e8b-5fa9-4d6d-8e0e-1a4cae18aee0Exploit, Third Party Advisory

Timeline

Published: Dec 26, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-4156?

How severe is CVE-2022-4156?

CVE-2022-4156 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.92% probability of exploitation in the next 30 days.

How do I fix CVE-2022-4156?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-4156?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST