CVE-2026-16056

Contest Gallery < 30.0.7 - Subscriber+ OpenAI Prompt History Disclosure via post_cg_get_openai_prompts

The Contest Gallery WordPress plugin before 30.0.7 does not perform any capability or nonce check in one of its handlers, allowing any authenticated user down to Subscriber to read the site's entire stored OpenAI prompt history.

Affected

Contest Gallery

CVSS v3.1 CNA

4.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

EPSS

0.27% chance of exploitation in the next 30 days, 18th percentile

Published

2026-08-04

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/53aec8d3-da17-4183-91b3-73b45681fd20/

References

• CVE Record
• NVD entry