CVE-2026-66648
Received Received - Intake

Unauthenticated Privilege Escalation in Jawn

Vulnerability report for CVE-2026-66648, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-08-24

Last updated on: 2026-08-24

Assigner: Patchstack

Description

Unauthenticated Privilege Escalation in Jawn <= 1.4.2 versions.

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-08-24
Last Modified
2026-08-24
Generated
2026-08-24
AI Q&A
2026-08-24
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
jawn jawn to 1.4.2 (inc)
patchstack jawn to 1.4.2 (inc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-266 A product incorrectly assigns a privilege to a particular actor, creating an unintended sphere of control for that actor.

Attack-Flow Graph

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Executive Summary

This vulnerability is an Unauthenticated Privilege Escalation flaw in the Jawn WordPress theme versions 1.4.2 and below. It allows attackers to escalate their privileges without authentication, potentially gaining full control of the website.

Detection Guidance

Check if the Jawn theme version 1.4.2 or below is installed on your WordPress site. Look for unauthorized privilege escalation attempts in logs or user activity. Patchstack provides automated detection tools to identify exploitation attempts.

Impact Analysis

An attacker could exploit this to gain full control of your website, leading to unauthorized access, data theft, defacement, or further attacks on visitors. The high CVSS score of 9.8 indicates critical risk.

Compliance Impact

This vulnerability could lead to unauthorized access and data breaches, violating GDPR and HIPAA requirements for data protection and access controls. Non-compliance may result in legal penalties.

Mitigation Strategies

Apply Patchstack's temporary mitigation rule to block attacks. Consider updating the theme if an official patch is released. Seek assistance from a hosting provider or developer for further protection. Monitor for suspicious activity.

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EPSS Chart