CVE-2026-45138 CI4MS: Stored XSS in Blog Content via Broken `html_purify` Validation Rule

CI4MS is a CodeIgniter 4-based content management system skeleton. Prior to version 0.31.9.0, the custom htmlpurify validation rule used to sanitize blog post bodies relies on by-reference mutation ?string &$str, but CodeIgniter 4's validator passes a local copy of the value, so the sanitized tex...

CVE-2026-45138

CVE-2026-45138 affects CI4MS (CodeIgniter 4-based CMS skeleton). Before 0.31.9.0, html_purify sanitization mutates the value by reference, but CodeIgniter’s validator uses a copy, causing sanitized text to be discarded. The Blog controller writes raw content to blog_langs and the public post temp...

CVE-2026-45138 CI4MS: Stored XSS in Blog Content via Broken `html_purify` Validation Rule

CI4MS is a CodeIgniter 4-based content management system skeleton. Prior to version 0.31.9.0, the custom htmlpurify validation rule used to sanitize blog post bodies relies on by-reference mutation ?string &$str, but CodeIgniter 4's validator passes a local copy of the value, so the sanitized tex...

MiracleLinux 8 : python3.12-3.12.13-3.el8_10 (AXSA:2026-1289:16)

The remote MiracleLinux 8 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2026-1289:16 advisory. python: Python: CPU Denial of Service in HTML parser via repeated unterminated markup declarations CVE-2026-15308 Tenable has extracted the preceding...

MiracleLinux 9 : golang-1.26.3-1.el9_8 (AXSA:2026-1288:06)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1288:06 advisory. net/mail: golang: net/mail: Denial of Service via pathological email address parsing CVE-2026-42499 cmd/go: golang: Go command cmd/go: Integrity...

openSUSE 16 Security Update : lux (openSUSE-SU-2026:21367-1)

The remote openSUSE 16 host has a package installed that is affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:21367-1 advisory. Changes in lux: - CVE-2026-25680, CVE-2026-42502, CVE-2026-27136, CVE-2026-25681, CVE-2026-42506: Issues when parsing HTML files bsc1267110 -...

MGASA-2026-0264 Updated perl-HTML-Parser packages fix security vulnerability

HTML::Entities versions before 3.84 for Perl read freed heap memory in decodeentities. CVE-2026-8829...

GHSA-PGWW-W46G-26QG AngleSharp HTML5 Spec Compliance: mXSS via annotation-xml HTML Integration Point Bypass

Summary The HTML specification requires that a MathML element with encoding="text/html" or encoding="application/xhtml+xml" is treated as an HTML integration point. Content inside it must be parsed as HTML, not MathML. AngleSharp does not implement this correctly. As a result, the parser produces...

CVE-2026-54498

viewcomponent is a framework for building reusable, testable, and encapsulated view components in Ruby on Rails. From 4.0.0 until 4.12.0, ViewComponent::Basearoundrender can return HTML-unsafe strings that bypass the escaping behavior applied to normal call return values. This creates an XSS risk...

CVE-2026-54498

CVE-2026-54498 affects ViewComponent (Ruby on Rails) where ViewComponent::Base#around_render can return HTML-unsafe strings, bypassing normal escaping and causing XSS. The issue is amplified when ViewComponent::Collection#render_in joins per-item results and marks the whole output html_safe, conv...

CVE-2026-54498 view_component: around_render HTML-Safety Bypass

viewcomponent is a framework for building reusable, testable, and encapsulated view components in Ruby on Rails. From 4.0.0 until 4.12.0, ViewComponent::Basearoundrender can return HTML-unsafe strings that bypass the escaping behavior applied to normal call return values. This creates an XSS risk...

CVE-2026-54498 view_component: around_render HTML-Safety Bypass

viewcomponent is a framework for building reusable, testable, and encapsulated view components in Ruby on Rails. From 4.0.0 until 4.12.0, ViewComponent::Basearoundrender can return HTML-unsafe strings that bypass the escaping behavior applied to normal call return values. This creates an XSS risk...

GHSA-8RQH-VXPR-X77P plone.restapi: Stored XSS by spoofing mime type

Impact A stored XSS affecting RichText fields. RichTextValue.output returns the raw, unsanitized stored value whenever the stored mimeType equals the outputMimeType. Because the safe-HTML output type text/x-html-safe is the type that signifies "already sanitized", any value whose stored mimeType...

Cross-site Scripting (XSS)

Overview loofah is a general library for manipulating and transforming HTML/XML documents and fragments, built on top of Nokogiri. Affected versions of this package are vulnerable to Cross-site Scripting XSS in the Loofah::HTML5::Scrub.alloweduri? method, which uses CGI.unescapeHTML and therefore...

CVE-2026-49216

Symfony UX is a JavaScript ecosystem for Symfony. From 2.2.0 until 2.36.0 and 3.1.0, the Stimulus controller in symfony/ux-autocomplete renders AJAX response items in createAutocompleteWithRemoteData by interpolating the text field into HTML template literals $itemlabelField rather than text,...

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: XSS in symfony/ux-live-component via attacker-controlled child component tag

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: XSS in symfony/ux-live-component via attacker-controlled child component tag

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...

CVE-2026-49210

Symfony UX: XSS in LiveComponent due to ChildComponentPartialRenderer::createHtml() injecting client-controlled children[id].tag into HTML without escaping. Affected: 2.8.0–2.36.0 and 3.1.0. Exploitation potential includes arbitrary HTML, e.g., [removed] tags, on re-renders containing at least on...