XWiki RCE via unescaped classes in panel macro (v<1.26.5)
CVE-2025-55728 Published on September 9, 2025
XWiki Remote Macros vulnerable to remote code execution using the panel macro
XWiki Remote Macros provides XWiki rendering macros that are useful when migrating content from Confluence. Starting in version 1.0 and prior to version 1.26.5, missing escaping of the classes parameter in the panel macro allows remote code execution for any user who can edit any page The classes parameter is used without escaping in XWiki syntax, thus allowing XWiki syntax injection which enables remote code execution. Version 1.26.5 contains a patch for the issue.
Vulnerability Analysis
CVE-2025-55728 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. An automatable proof of concept (POC) exploit exists. The potential impact of an exploit of this vulnerability is considered to be critical as this vulnerability has a high impact to the confidentiality, integrity and availability of this component.
Weakness Type
What is an Eval Injection Vulnerability?
The software receives input from an upstream component, but it does not neutralize or incorrectly neutralizes code syntax before using the input in a dynamic evaluation call (e.g. "eval"). This may allow an attacker to execute arbitrary code, or at least modify what code can be executed.
CVE-2025-55728 has been classified to as an Eval Injection vulnerability or weakness.
Products Associated with CVE-2025-55728
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Affected Versions
xwikisas xwiki-pro-macros Version >= 1.0, < 1.26.5 is affected by CVE-2025-55728Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.