What is the CVSS score of CVE-2021-24529?

CVE-2021-24529 has a CVSS 3.1 base score of 5.4 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.6%.

Is there a public PoC exploit available for CVE-2021-24529?

Yes, a public proof-of-concept exploit is available for CVE-2021-24529. Prioritise patching immediately. EPSS: 0.6%.

Grid Gallery CVE-2021-24529

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2021-08-23 contact@wpscan.com

WordPress XSS Grid Gallery

5.4

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.4 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Aug 23, 2021 - 12:15 nvd

MEDIUM 5.4

DescriptionNVD

The Grid Gallery - Photo Image Grid Gallery WordPress plugin before 1.2.5 does not properly sanitize the title field for image galleries when adding them via the admin dashboard, resulting in an authenticated Stored Cross-Site Scripting vulnerability.

AnalysisAI

The Grid Gallery - Photo Image Grid Gallery WordPress plugin before 1.2.5 does not properly sanitize the title field for image galleries when adding them via the admin dashboard, resulting in an. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. The Grid Gallery - Photo Image Grid Gallery WordPress plugin before 1.2.5 does not properly sanitize the title field for image galleries when adding them via the admin dashboard, resulting in an authenticated Stored Cross-Site Scripting vulnerability. Affected products include: Awplife Grid Gallery. Version information: before 1.2.5.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.