What is the CVSS score of CVE-2026-23976?

CVE-2026-23976 has a CVSS 3.1 base score of 5.9 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L. EPSS exploitation probability: 0.0%.

Which versions of WP Chill Modula Image Gallery are affected by CVE-2026-23976?

A cross-site scripting (XSS) vulnerability in the WP Chill Modula Image Gallery plugin poses a risk to WordPress sites using this component, potentially allowing attackers to inject malicious scripts…

How to fix or mitigate CVE-2026-23976?

Within 24 hours: Inventory all WordPress instances using the Modula Image Gallery plugin and document affected systems. Within 7 days: Implement Web Application Firewall (WAF) rules to block XSS payloads targeting the plugin, disable the plugin if not business-critical, or restrict admin access to plugin configuration interfaces. Within 30 days: Monitor vendor security advisories for patch availability, evaluate alternative gallery plugins with stronger security records, and plan migration if the vulnerability remains unpatched.

WP Chill Modula Image Gallery CVE-2026-23976

MEDIUM

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

2026-01-22 audit@patchstack.com

XSS

5.9

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.9 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

Low

Lifecycle Timeline

Severity Changed

Apr 23, 2026 - 15:43 NVD

HIGH MEDIUM

CVSS changed

Apr 23, 2026 - 15:43 NVD

7.1 (HIGH) 5.9 (MEDIUM)

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

CVE Published

Jan 22, 2026 - 17:16 nvd

HIGH 7.1

DescriptionCVE.org

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in WP Chill Modula Image Gallery modula-best-grid-gallery allows Stored XSS.This issue affects Modula Image Gallery: from n/a through <= 2.13.4.

AnalysisAI

WP Chill Modula Image Gallery modula-best-grid-gallery is affected by cross-site scripting (xss) (CVSS 7.1).

Technical ContextAI

This vulnerability (CWE-79: Cross-site Scripting (XSS)) affects WP Chill Modula Image Gallery modula-best-grid-gallery. Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in WP Chill Modula Image Gallery modula-best-grid-gallery allows Stored XSS.This issue affects Modula Image Gallery: from n/a through <= 2.13.4.

Affected ProductsAI

Product: WP Chill Modula Image Gallery modula-best-grid-gallery.

RemediationAI

Monitor vendor advisories for a patch. Implement output encoding and Content Security Policy headers. Restrict network access to the affected service where possible.