CVE-2024-10076
MEDIUMCVSS Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L
Lifecycle Timeline
2Tags
Description
The Jetpack WordPress plugin before 13.8, Jetpack Boost WordPress plugin before 3.4.8 use regexes in the Site Accelerator features when switching image URLs to their CDN counterpart. Unfortunately, some of them may match patterns it shouldn’t, ultimately making it possible for contributor and above users to perform Stored XSS attacks
Analysis
The Jetpack WordPress plugin before 13.8, Jetpack Boost WordPress plugin before 3.4.8 use regexes in the Site Accelerator features when switching image URLs to their CDN counterpart. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Technical Context
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 Jetpack WordPress plugin before 13.8, Jetpack Boost WordPress plugin before 3.4.8 use regexes in the Site Accelerator features when switching image URLs to their CDN counterpart. Unfortunately, some of them may match patterns it shouldn’t, ultimately making it possible for contributor and above users to perform Stored XSS attacks Affected products include: Automattic Jetpack, Automattic Jetpack Boost. Version information: before 13.8.
Affected Products
Automattic Jetpack, Automattic Jetpack Boost.
Remediation
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.
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External POC / Exploit Code
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