What is the CVSS score of CVE-2026-27376?

CVE-2026-27376 has a CVSS 3.1 base score of 7.1 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L. EPSS exploitation probability: 0.0%.

Which versions of WordPress are affected by CVE-2026-27376?

A reflected cross-site scripting (XSS) vulnerability exists in the Claue WooCommerce theme affecting versions up to 2.2.7, allowing attackers to inject malicious scripts that could compromise…

How to fix or mitigate CVE-2026-27376?

Within 24 hours: Audit all websites using Claue theme <= 2.2.7 and document affected properties; notify development and security teams. Within 7 days: Implement WAF rules to filter XSS payloads targeting known vulnerable parameters; disable user-facing input fields if possible; add Content Security Policy headers to prevent script execution. Within 30 days: Contact JanStudio for patch availability and timeline; evaluate alternative themes if patch is not released; conduct penetration testing on affected sites post-remediation.

WordPress CVE-2026-27376

HIGH

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

2026-03-05 audit@patchstack.com

WordPress XSS

7.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.1 HIGH

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

Low

Lifecycle Timeline

Re-analysis Queued

Apr 22, 2026 - 21:37 vuln.today

cvss_changed

Analysis Generated

Mar 12, 2026 - 22:06 vuln.today

CVE Published

Mar 05, 2026 - 06:16 nvd

HIGH 7.1

DescriptionCVE.org

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in JanStudio Claue - Clean, Minimal Elementor WooCommerce Theme claue allows Reflected XSS.This issue affects Claue - Clean, Minimal Elementor WooCommerce Theme: from n/a through <= 2.2.7.

AnalysisAI

The Claue WordPress theme through version 2.2.7 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious scripts into web pages viewed by other users. An attacker can exploit this by crafting a malicious URL to steal sensitive information, perform unauthorized actions, or compromise user sessions without requiring any special privileges or interaction with the application itself.

Technical ContextAI

Classified as CWE-79 (Cross-site Scripting (XSS)). Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in JanStudio Claue - Clean, Minimal Elementor WooCommerce Theme claue allows Reflected XSS.This issue affects Claue - Clean, Minimal Elementor WooCommerce Theme: from n/a through <= 2.2.7.

Affected ProductsAI

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in JanStudio Claue - Clean, Minimal Elementor WooCo

RemediationAI

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