What is the CVSS score of CVE-2021-24393?

CVE-2021-24393 has a CVSS 3.1 base score of 7.2 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.5%.

Is there a public PoC exploit available for CVE-2021-24393?

Yes, a public proof-of-concept exploit is available for CVE-2021-24393. Prioritise patching immediately. EPSS: 1.5%.

Comment Highlighter CVE-2021-24393

HIGH

SQL Injection (CWE-89)

2021-09-06 contact@wpscan.com

WordPress SQLi Comment Highlighter

7.2

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.2 HIGH

AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Sep 06, 2021 - 11:15 nvd

HIGH 7.2

DescriptionNVD

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.

AnalysisAI

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. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as SQL Injection (CWE-89), which allows attackers to execute arbitrary SQL commands against the database. 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. Affected products include: Comment Highlighter Project Comment Highlighter. Version information: through 0.13.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use parameterized queries/prepared statements. Never concatenate user input into SQL. Apply least-privilege database permissions.