Threats Tagged 'cve-2026-13601'

Yelp is the help browser for the GNOME desktop. It is designed to help you browse all the documentation on your system in one central tool, including traditional man pages, info pages and documentation written in DocBook. Security Fix(es): * yelp: yelp-xsl: Overly Permissive Content Security Policy in Yelp Allows Host File Disclosure from Flatpak Applications (CVE-2026-13601) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

CVE-2026-13601 is a vulnerability in the Yelp help browser for GNOME on Red Hat Enterprise Linux 8 and 9. It involves an overly permissive Content Security Policy in the yelp-xsl component, allowing a malicious Flatpak application to bypass sandbox isolation. This enables unauthorized disclosure of local user-readable host files via crafted help content and remote CSS resource requests. The issue affects multiple architectures and versions of Red Hat Enterprise Linux 8 and 9. Red Hat has released security updates to address this vulnerability.