CVE-2026-55790 Craft CMS: DOM XSS via GitHub issue title in CraftSupport widget

Craft CMS is a content management system CMS. In versions 5.0.0-RC1 through 5.9.22 and 4.0.0-RC1 through 4.17.15, an attacker with only a GitHub account can plant a JavaScript payload in a craftcms/cms issue title. When a Craft admin uses the CraftSupport widget’s "Give feedback" screen and types...

CVE-2026-55790 Craft CMS: DOM XSS via GitHub issue title in CraftSupport widget

Craft CMS is a content management system CMS. In versions 5.0.0-RC1 through 5.9.22 and 4.0.0-RC1 through 4.17.15, an attacker with only a GitHub account can plant a JavaScript payload in a craftcms/cms issue title. When a Craft admin uses the CraftSupport widget’s "Give feedback" screen and types...

CVE-2026-57737

Affect: WordPress plugin Shortcodes and extra features for Phlox theme (Averta LTD). Vulnerability: Cross-Site Scripting (XSS) of DOM-based type due to improper neutralization of input during web page generation. Affected versions: from n/a through 2.17.16. Context: The issue is documented across...

EUVD-2026-40531

Use after free in DOM in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. Chromium security severity: High...

PT-2026-54892

Name of the Vulnerable Software and Affected Versions Shortcodes and extra features for Phlox theme versions prior to 2.17.17 Description Improper neutralization of input during web page generation allows for DOM-Based Cross-site Scripting XSS, a flaw where a script is executed in the victim's...

CVE-2026-13845

Use after free in DOM in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. Chromium security severity: High...

CVE-2026-13845

Use after free in DOM in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. Chromium security severity: High...

CVE-2026-13845

CVE-2026-13845 – A use-after-free in Google Chrome’s DOM handling prior to 150.0.7871.47 allows a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. Affected software: Google Chrome (Chromium-based). Root cause: use-after-free in DOM manipulation. Impact: remote...

firefox: thunderbird: Mitigation bypass in the DOM: Security component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the DOM: Security component...

firefox: thunderbird: Sandbox escape in the DOM: Navigation component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Sandbox escape in the DOM: Navigation component...

Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Sandbox escape in the DOM: Workers component CVE-2026-12294 firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component CVE-2026-12313 firefox:...

firefox: thunderbird: Mitigation bypass in the DOM: Security component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the DOM: Security component...

Cross-Site Scripting (XSS)

DOMPurify is vulnerable to Cross-Site Scripting XSS. The vulnerability is due to DOMPurify skipping the contents of shadow DOM elements inside HTML elements during sanitization, which allows an attacker to embed malicious payloads that execute when the template is cloned and inserted into the pag...

RLSA-2026:29940 Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Sandbox escape in the DOM: Workers component CVE-2026-12294 firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component CVE-2026-12313 firefox:...

SUSE SLES12: MozillaFirefox / MozillaFirefox-devel / etc (SUSE-SU-2026:2583-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2583-1 advisory. Update to Firefox 140.12.0 ESR MFSA 2026-58, bsc1268071: - CVE-2026-12289: Privilege escalation in the Graphics: WebRender component. -...

RockyLinux 9 : thunderbird (RLSA-2026:29940)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:29940 advisory. firefox: thunderbird: Sandbox escape in the DOM: Workers component CVE-2026-12294 firefox: thunderbird: Information disclosure, sandbox escape in the...

firefox: thunderbird: JIT miscompilation in the DOM: Core & HTML component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: JIT miscompilation in the DOM: Core & HTML component...

RLSA-2026:27717 Important: firefox security update

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox: thunderbird: Sandbox escape in the DOM: Workers component CVE-2026-12294 firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process...

ALSA-2026:29940 Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Sandbox escape in the DOM: Workers component CVE-2026-12294 firefox: thunderbird: Information disclosure, sandbox escape in the Security: Process Sandboxing component CVE-2026-12313 firefox:...

CVE-2026-52807

Summary (supported by provided docs): Gogs is affected by a DOM-based XSS in the New Issue page when a milestone name contains HTML/JS payloads. The root cause involves client-side rendering: milestone names are rendered with Go’s escaping in new_form.tmpl, but Semantic UI 2.4.2 uses preserveHTML...