UBUNTU-CVE-2026-13601

A flaw was found in Yelp due to an overly permissive Content Security Policy CSP implementation provided by yelp-xsl. A malicious Flatpak application can open crafted help content through the OpenURI portal. By embedding an untrusted CSS stylesheet within a structured SVG document,...

CVE-2026-13601 Yelp: yelp-xsl: overly permissive content security policy in yelp allows host file disclosure from flatpak applications

A flaw was found in Yelp due to an overly permissive Content Security Policy CSP implementation provided by yelp-xsl. A malicious Flatpak application can open crafted help content through the OpenURI portal. By embedding an untrusted CSS stylesheet within a structured SVG document,...

CVE-2026-13601

CVE-2026-13601 involves Yelp’s yelp-xsl CSP implementation. A malicious Flatpak can exploit an overly permissive CSP in Yelp by loading crafted help content via OpenURI, embedding an untrusted CSS stylesheet inside a structured SVG. This enables attacker-controlled content to bypass the Flatpak s...

CVE-2026-13601

A flaw was found in Yelp due to an overly permissive Content Security Policy CSP implementation provided by yelp-xsl. A malicious Flatpak application can open crafted help content through the OpenURI portal. By embedding an untrusted CSS stylesheet within a structured SVG document,...

EUVD-2026-40066

A flaw was found in Yelp due to an overly permissive Content Security Policy CSP implementation provided by yelp-xsl. A malicious Flatpak application can open crafted help content through the OpenURI portal. By embedding an untrusted CSS stylesheet within a structured SVG document,...

CVE-2026-13601 Yelp: yelp-xsl: overly permissive content security policy in yelp allows host file disclosure from flatpak applications

A flaw was found in Yelp due to an overly permissive Content Security Policy CSP implementation provided by yelp-xsl. A malicious Flatpak application can open crafted help content through the OpenURI portal. By embedding an untrusted CSS stylesheet within a structured SVG document,...

CVE-2026-13601

A flaw was found in Yelp due to an overly permissive Content Security Policy CSP implementation provided by yelp-xsl. A malicious Flatpak application can open crafted help content through the OpenURI portal. By embedding an untrusted CSS stylesheet within a structured SVG document,...

CVE-2026-13601 Yelp: yelp-xsl: overly permissive content security policy in yelp allows host file disclosure from flatpak applications

A flaw was found in Yelp due to an overly permissive Content Security Policy CSP implementation provided by yelp-xsl. A malicious Flatpak application can open crafted help content through the OpenURI portal. By embedding an untrusted CSS stylesheet within a structured SVG document,...

flatpak: Flatpak: Arbitrary code execution via crafted symlinks in sandbox-expose options

A flaw was found in Flatpak, a Linux application sandboxing and distribution framework. A malicious application could exploit this by using specially crafted symlinks within the sandbox-expose options of the Flatpak portal. This allows the application to access arbitrary host files and potentiall...

flatpak: Flatpak: Arbitrary file deletion on host via improper cache file path validation

A flaw was found in Flatpak, a Linux application sandboxing and distribution framework. The caching mechanism for ld.so dynamic linker/loader improperly removes outdated cache files without adequately verifying that the application-controlled path to the outdated cache is within the designated...

PT-2026-53247

Name of the Vulnerable Software and Affected Versions Yelp affected versions not specified Description A flaw exists due to an overly permissive Content Security Policy CSP implementation provided by yelp-xsl. A malicious Flatpak application can open crafted help content through the OpenURI porta...

RHEL 8 : flatpak (RHSA-2026:30901)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:30901 advisory. Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux. Security Fixes: flatpak: Flatpak:...

CVE-2026-13601: Protection Mechanism Failure

A flaw was found in Yelp due to an overly permissive Content Security Policy CSP implementation provided by yelp-xsl. A malicious Flatpak application can open crafted help content through the OpenURI portal. By embedding an untrusted CSS stylesheet within a structured SVG document,...

OESA-2026-2709 flatpak security update

flatpak is a system for building, distributing and running sandboxed desktop applications on Linux. See https://wiki.gnome.org/Projects/SandboxedApps for more information. Security Fixes: Every Flatpak app is able to read and write arbitrary files on the host and execute code in the host context,...

OESA-2026-2710 flatpak security update

flatpak is a system for building, distributing and running sandboxed desktop applications on Linux. See https://wiki.gnome.org/Projects/SandboxedApps for more information. Security Fixes: Every Flatpak app is able to read and write arbitrary files on the host and execute code in the host context,...

Oracle Linux 9 : flatpak (ELSA-2026-21755)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-21755 advisory. 1.12.9-4.1 - Fix arbitrary code execution via crafted symlinks in sandbox-expose options Resolves: RHEL-165643 - Fix arbitrary file deletion on host v...

flatpak security update

1.12.9-4.1 - Fix arbitrary code execution via crafted symlinks in sandbox-expose options Resolves: RHEL-165643 - Fix arbitrary file deletion on host via improper cache file path validation Resolves: RHEL-170171...

EUVD-2026-37506

A flaw was found in evolution-data-server. Inconsistent comparison logic in the addressbook file backend allows a Flatpak application with D-Bus access to craft a malicious URI containing directory traversal sequences. This URI is stored without proper validation during contact creation or...

CVE-2026-2604

A flaw was found in evolution-data-server. Inconsistent comparison logic in the addressbook file backend allows a Flatpak application with D-Bus access to craft a malicious URI containing directory traversal sequences. This URI is stored without proper validation during contact creation or...

SUSE: CVE-2026-2604: SUSE Linux Security Advisory

A flaw was found in evolution-data-server. Inconsistent comparison logic in the addressbook file backend allows a Flatpak application with D-Bus access to craft a malicious URI containing directory traversal sequences. This URI is stored without proper validation during contact creation or...