CVE-2021-24393
HIGHCVSS 7.2/10EPSS 1.50%
Last modified
CVE-2021-24393 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. A c GET parameter of the Comment Highlighter WordPress plugin through 0.13 is not properly sanitised, escaped or validated before inserting to a SQL statement, leading to SQL injection.. EPSS estimates a 1.50% chance of exploitation in the next 30 days.
Description
A c GET parameter of the Comment Highlighter WordPress plugin through 0.13 is not properly sanitised, escaped or validated before inserting to a SQL statement, leading to SQL injection.
Metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Comment Highlighter Project | Comment Highlighter | <= 0.13 |
References
- https://codevigilant.com/disclosure/2021/wp-plugin-comment-highlighter/Exploit, Third Party Advisory
- https://wpscan.com/vulnerability/24969766-19e3-47cd-b32c-6c3330651d1fExploit, Third Party Advisory
- https://codevigilant.com/disclosure/2021/wp-plugin-comment-highlighter/Exploit, Third Party Advisory
- https://wpscan.com/vulnerability/24969766-19e3-47cd-b32c-6c3330651d1fExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-24393?
A c GET parameter of the Comment Highlighter WordPress plugin through 0.13 is not properly sanitised, escaped or validated before inserting to a SQL statement, leading to SQL injection.
How severe is CVE-2021-24393?
CVE-2021-24393 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 1.50% probability of exploitation in the next 30 days.
How do I fix CVE-2021-24393?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2021-24393?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST