What’s Vulnerable › Vulnerabilities
CVE-2026-16056: Contest Gallery < 30.0.7 - Subscriber+ OpenAI Prompt History Disclosure via post_cg_get_openai_prompts
- Severity: medium (CVSS 4.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-08-04 · updated 2026-08-26
- Weakness: CWE-862
Description
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 products
- Contest Gallery: before 30.0.7 — fixed in 30.0.7
How to fix
Upgrade to a fixed version: Contest Gallery 30.0.7. Check the vendor advisory for mitigations.
References
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