Description
Umbraco CMS 4.11.8 through 7.15.10, and 7.12.4, allows Remote Code Execution by authenticated administrators via msxsl:script in an xsltSelection to developer/Xslt/xsltVisualize.aspx.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 2 repositories
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dact91/CVE-2019-25137-RCE ★ 1 · May 23, 2025
CVE-2019-25137 is an Umbraco RCE vulnerability, the script within this repo is slightly altered
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Ickarah/CVE-2019-25137-Version-Research ★ 0 · May 21, 2023
A writeup investigating the full extent of CVE-2019-25137
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.