#VU122466 DOM-based cross-site scripting in PyCharm Community Edition for Windows - CVE-2026-25847
Published: February 9, 2026
PyCharm Community Edition for Windows
JetBrains s.r.o.
Description
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data on Jupyter viewer page. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.