PYSEC-2026-2538 Jupyter Notebook Vulnerable to Authentication Token Theft via CommandLinker XSS

Impact A stored Cross-Site Scripting XSS vulnerability in Jupyter Notebook allows attackers to steal authentication tokens from users who open malicious notebook files and interact with elements that the attacker can make look indistinguishable from legitimate controls single click interaction. T...

The vulnerabilities of Mozilla Firefox, Mozilla Firefox ESR, and the email client Thunderbird are related to authentication process errors, which allow a perpetrator to disable the installed extensions.

The vulnerabilities of Mozilla Firefox, Mozilla Firefox ESR, and the email client Thunderbird are related to errors in the certificate validation process. Exploiting these vulnerabilities can allow an attacker to disable the installed extensions remotely...