CVE-2022-4156 Contest Gallery < 19.1.5.1 - Unauthenticated SQL Injection

What is CVE-2022-4156?

CVE-2022-4156 is a high-severity SQL injection vulnerability in Unknown Contest Gallery, published on 26 Dec 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official 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.

Which versions are affected by CVE-2022-4156?

It affects 1 product.

Products include Contest-Gallery Contest Gallery.

How do I fix CVE-2022-4156?

No fix has been published for CVE-2022-4156 yet. Limit exposure of the affected software until one is available.

Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.

Is CVE-2022-4156 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-4156 exists.

Other vulnerabilities in Unknown Contest Gallery

• CVE-2024-11103 Contest Gallery <= 24.0.7 - Unauthenticated Arbitrary Password Reset to Privilege Escalation/Account Takeover Critical 9.8
• CVE-2024-10687 SQL injection in Contest Gallery – Upload & Vote Photos, Media, Sell with PayPal & Stripe Critical 9.8
• CVE-2019-5974 Cross-site request forgery in Contest Gallery High 8.8
• CVE-2024-32778 WordPress Contest Gallery plugin <= 21.3.4 - Arbitrary File Deletion vulnerability High 8.5
• CVE-2024-30236 WordPress Contest Gallery plugin <= 21.3.4 - SQL Injection vulnerability High 8.5

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-gwm8-pp4m-5w63.