CVE-2023-2719 SupportCandy < 3.1.7 - Subscriber+ SQLi

What is CVE-2023-2719?

CVE-2023-2719 is a high-severity SQL injection vulnerability in Unknown SupportCandy, published on 19 Jun 2023. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The SupportCandy WordPress plugin before 3.1.7 does not properly sanitise and escape the `id` parameter for an Agent in the REST API before using it in an SQL statement, leading to an SQL Injection exploitable by users with a role as low as Subscriber.

Which versions are affected by CVE-2023-2719?

It affects 1 product.

Products include Supportcandy Supportcandy.

How do I fix CVE-2023-2719?

No fix has been published for CVE-2023-2719 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-2023-2719 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-2719 exists.

Other vulnerabilities in Unknown SupportCandy

• CVE-2023-1730 SupportCandy < 3.1.5 - Unauthenticated SQLi Critical 9.8
• CVE-2019-11223 File upload in n/a Critical 9.8
• CVE-2021-24879 SupportCandy < 2.2.7 - CSRF to Cross-Site Scripting High 8.8
• CVE-2021-24839 SupportCandy < 2.2.5 - Unauthenticated Arbitrary Ticket Deletion High 7.5
• CVE-2023-2805 SupportCandy < 3.1.7 - Admin+ SQLi High 7.2

Sources

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

Also known as GHSA-28fg-r93m-m726.