Astra Linux - уязвимость в firefox, thunderbird

Offscreen Canvas did not properly prevent cross-origin tampering, which could allow access to image data from another site in violation of the same-origin policy. This vulnerability affects Firefox 127, Firefox ESR 115.12, and Thunderbird 115.12...

Astra Linux - уязвимость в firefox

When a user opened the Web Extensions context menu, the Web Extension could access the post-redirect URL of the clicked element. If the Web Extension did not have the necessary WebRequest permissions for the hosts involved in the redirection, this would constitute a same-origin violation, allowin...

webkitgtk: Processing maliciously crafted web content may bypass Same Origin Policy

A flaw was found in WebKitGTK. Processing malicious web content can cause a cross-origin issue in the Navigation API due to improper input validation and result in a bypass of the same origin policy...

Important: Red Hat Security Advisory: webkit2gtk3 security update

An update for webkit2gtk3 is now available for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

SUSE CVE-2026-8948

Same-origin policy bypass in the DOM: Networking component. This vulnerability was fixed in Firefox 151 and Thunderbird 151...

SUSE CVE-2026-8950

Same-origin policy bypass in the Networking: HTTP component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11...

SUSE CVE-2026-8971

Same-origin policy bypass in the Networking: JAR component. This vulnerability was fixed in Firefox 151 and Thunderbird 151...

RHEL 9 : webkit2gtk3 (RHSA-2026:19535)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:19535 advisory. WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform. Security Fixes: webkitgtk: Processing maliciously...

PT-2026-42208

Summary The SSE event server's Access-Control-Allow-Origin response header was hardcoded to the wildcard regardless of the caller's Origin. Because EventSource does not preflight and does not send cookies, the wildcard is sufficient to let any third-party page the developer visits open a...

Debian dsa-6283 : firefox-esr - security update

The remote Debian 12 / 13 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-6283 advisory. - ------------------------------------------------------------------------- Debian Security Advisory DSA-6283-1 [email protected]...

CVE-2026-33741 EspoCRM: Stored XSS via SVG attachment loading same-origin JavaScript

EspoCRM is an open source customer relationship management application. Versions 9.3.3 and below allow authenticated users to upload SVG attachments through normal attachment-capable fields and later serve those SVG files as top-level inline documents through both the attachment and image entry...

EUVD-2026-30967

EspoCRM is an open source customer relationship management application. Versions 9.3.3 and below allow authenticated users to upload SVG attachments through normal attachment-capable fields and later serve those SVG files as top-level inline documents through both the attachment and image entry...

CVE-2026-33741

EspoCRM prior to version 9.3.4 is affected by a Stored XSS via SVG attachments loading same-origin JavaScript. Versions 9.3.3 and earlier allow authenticated users to upload SVG attachments (through normal attachment fields) and later serve those SVGs as top-level inline documents via attachment ...

webkitgtk: Processing maliciously crafted web content may bypass Same Origin Policy

A flaw was found in WebKitGTK. Processing malicious web content can cause a cross-origin issue in the Navigation API due to improper input validation and result in a bypass of the same origin policy...

CVE-2026-8971

Same-origin policy bypass in the Networking: JAR component. This vulnerability was fixed in Firefox 151 and Thunderbird 151...

CVE-2026-8948

Same-origin policy bypass in the DOM: Networking component. This vulnerability was fixed in Firefox 151 and Thunderbird 151...

CVE-2026-8950

Same-origin policy bypass in the Networking: HTTP component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11...

CVE-2026-8971

Same-origin policy bypass in the Networking: JAR component. This vulnerability was fixed in Firefox 151 and Thunderbird 151...

UBUNTU-CVE-2026-8971

Same-origin policy bypass in the Networking: JAR component. This vulnerability was fixed in Firefox 151 and Thunderbird 151...

UBUNTU-CVE-2026-8948

Same-origin policy bypass in the DOM: Networking component. This vulnerability was fixed in Firefox 151 and Thunderbird 151...