CVE-2021-46383 Mingsoft MCMS SQL injection vulnerability

What is CVE-2021-46383?

CVE-2021-46383 is a high-severity SQL injection vulnerability in n/a, published on 26 Jan 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

https://gitee.com/mingSoft/MCMS MCMS <=5.2.5 is affected by: SQL Injection. The impact is: obtain sensitive information (remote). The component is: net.mingsoft.mdiy.action.web.DictAction#list. The attack vector is: 0 or sleep(3). ¶¶ MCMS has a sql injection vulnerability through which attacker can get sensitive information from the database.

Weakness: CWE-89

Which versions are affected by CVE-2021-46383?

2 open source packages ship an affected version, including net.mingsoft:ms-mcms. It affects 1 product.

Products include Mingsoft Mcms.

How do I fix CVE-2021-46383?

Upgrade net.mingsoft:ms-mcms to 5.2.6 or later.

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-2021-46383 being exploited?

There is no known exploitation of CVE-2021-46383 in the wild and no public exploit code.

Other vulnerabilities in n/a

• CVE-2025-56316 MCMS vulnerable SQL injection via the content_title parameter Critical 9.8
• CVE-2025-29287 MCMS allows arbitrary file uploads in the ueditor component Critical 9.8
• CVE-2023-50578 Mingsoft MCMS SQL injection Critical 9.8
• CVE-2020-20913 Ming-Soft MCMS vulnerable to SQL injection Critical 9.8
• CVE-2022-36272 Mingsoft MCMS SQL injection vulnerability in /mdiy/page/verify URI via fieldName parameter Critical 9.8

Sources

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

Also known as GHSA-qqc2-pv68-q72h.