CVE-2026-73848

Emlog is an open source website building system. In versions 2.6.29 and prior, tag names in emlog are not HTML-encoded when rendered in the article editor. An attacker can create a tag containing ';alertdocument.domain;//. The addslashes function does not escape HTML entities, so ' is stored as-i...

CVE-2026-79663 Ech0 before 4.7.3 Stored XSS via RSS feed tag names

Ech0 before 4.7.3 contains a stored cross-site scripting vulnerability in the public RSS feed where tag names and markdown content are rendered without HTML escaping. Attackers with admin privileges can inject malicious tag names or raw HTML in echo content that executes as JavaScript in RSS...

CVE-2026-79663

Ech0 before 4.7.3 is affected by a stored cross-site scripting vulnerability in its public RSS feed . Tag names and Markdown content are rendered without HTML escaping, allowing an attacker with admin privileges to inject malicious tag names or raw HTML into echo content. The injected script exec...

PT-2026-84271

Name of the Vulnerable Software and Affected Versions @xmldom/xmldom versions prior to 0.8.14 @xmldom/xmldom versions prior to 0.9.11 xmldom versions 0.6.0 and earlier Description The Document.createElementtagName function stores an unvalidated element name, which is then emitted verbatim by...

GHSA-PMHH-3W7G-XQP8 jsoup: Cleaner may expose markup with custom raw-text elements

When a custom Safelist permits certain raw-text elements, jsoup may incorrectly sanitize malformed HTML containing a tag name that ends in a control character. The tag may acquire the parsing behavior of a different element, causing content that should remain text to be emitted as active markup...

EUVD-2026-52487

Microweber CMS through 2.0.20 contains a stored cross-site scripting vulnerability in the content tagging system that allows admin-authenticated attackers to inject arbitrary JavaScript by submitting malicious payloads via the tagnames parameter of the GET /api/savecontentadmin endpoint, bypassin...

CVE-2026-67617

Microweber CMS through 2.0.20 contains a stored cross-site scripting vulnerability in the content tagging system that allows admin-authenticated attackers to inject arbitrary JavaScript by submitting malicious payloads via the tagnames parameter of the GET /api/savecontentadmin endpoint, bypassin...

CVE-2026-67617

CVE-2026-67617 (Microweber CMS 2.0.20) describes a stored XSS in the content tagging system. An admin-authenticated attacker can inject arbitrary JavaScript by submitting payloads to the tag_names parameter of the GET /api/save_content_admin endpoint. The vulnerability allegedly bypasses three sa...

CVE-2026-67617 Microweber CMS 2.0.20 Stored XSS via tag_names Parameter

Microweber CMS through 2.0.20 contains a stored cross-site scripting vulnerability in the content tagging system that allows admin-authenticated attackers to inject arbitrary JavaScript by submitting malicious payloads via the tagnames parameter of the GET /api/savecontentadmin endpoint, bypassin...

CVE-2026-67617 Microweber CMS 2.0.20 Stored XSS via tag_names Parameter

Microweber CMS through 2.0.20 contains a stored cross-site scripting vulnerability in the content tagging system that allows admin-authenticated attackers to inject arbitrary JavaScript by submitting malicious payloads via the tagnames parameter of the GET /api/savecontentadmin endpoint, bypassin...

EUVD-2026-51715

The Codeless Page Builder WordPress plugin through 1.1.4 does not sanitize or validate a shortcode attribute before using it as an HTML tag name when rendering content, allowing users with contributor-level access and above to inject arbitrary HTML and JavaScript that executes in the session of a...

CVE-2026-13344

The Essential Addons for Elementor WordPress plugin before 6.6.10 does not validate the HTML tag name of the Pricing Table widget title before outputting it, allowing users with Contributor-level access and above to inject JavaScript that will be executed Stored Cross-Site Scripting when the page...

CVE-2026-49210

Symfony UX is a JavaScript ecosystem for Symfony. From 2.8.0 until 2.36.0 and 3.1.0, Symfony\UX\LiveComponent\Util\ChildComponentPartialRenderer::createHtml interpolates the client-controlled childrenid.tag value from LiveComponentSubscriber and InterceptChildComponentRenderSubscriber directly in...

CVE-2026-49210

Symfony UX is a JavaScript ecosystem for Symfony. From 2.8.0 until 2.36.0 and 3.1.0, Symfony\UX\LiveComponent\Util\ChildComponentPartialRenderer::createHtml interpolates the client-controlled childrenid.tag value from LiveComponentSubscriber and InterceptChildComponentRenderSubscriber directly in...

BIT-DISCOURSE-2026-49256 Discourse: Hidden tag names leaked via category serializers

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, restricted tag and tag-group names attached to publicly readable categories as allowedtags, allowedtaggroups, or required tag groups could leak to anonymous and unauthorized users through categor...

CVE-2026-49256

CVE-2026-49256 (Discourse) concerns a leakage vulnerability where restricted tag names and tag-group names attached to publicly readable categories could be exposed to anonymous/unauthorized users via category and group endpoints. Affected versions include prior to 2026.6.0, 2026.5.1, 2026.4.2, a...

CVE-2026-49256

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, restricted tag and tag-group names attached to publicly readable categories as allowedtags, allowedtaggroups, or required tag groups could leak to anonymous and unauthorized users through categor...

CVE-2026-49256 Discourse: Hidden tag names leaked via category serializers

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, restricted tag and tag-group names attached to publicly readable categories as allowedtags, allowedtaggroups, or required tag groups could leak to anonymous and unauthorized users through categor...

CVE-2026-49256 Discourse: Hidden tag names leaked via category serializers

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, restricted tag and tag-group names attached to publicly readable categories as allowedtags, allowedtaggroups, or required tag groups could leak to anonymous and unauthorized users through categor...

PT-2026-56997

Name of the Vulnerable Software and Affected Versions Discourse versions prior to 2026.6.0 Discourse versions prior to 2026.5.1 Discourse versions prior to 2026.4.2 Discourse versions prior to 2026.1.5 Description Restricted tag and tag-group names attached to publicly readable categories as...