580 matches found
CVE-2026-48527 HaxCMS has a stored Cross-Site Scripting (XSS) bypass in saveNode endpoint
HAX CMS helps manage microsite universe with PHP or NodeJs backends. Versions up to and including 26.0.0 are affected by a stored cross-site scripting XSS vulnerability in the /system/api/saveNode endpoint. An authenticated user with a permission to edit pages can bypass the HTML sanitizer by...
CVE-2026-48527 HaxCMS has a stored Cross-Site Scripting (XSS) bypass in saveNode endpoint
HAX CMS helps manage microsite universe with PHP or NodeJs backends. Versions up to and including 26.0.0 are affected by a stored cross-site scripting XSS vulnerability in the /system/api/saveNode endpoint. An authenticated user with a permission to edit pages can bypass the HTML sanitizer by...
GHSA-HHG7-C65M-H7FF Symfony's HtmlSanitizer UrlAttributeSanitizer Omits action/formaction/poster/cite — `javascript`: URI Survives Sanitization (XSS)
Description symfony/html-sanitizer lets applications sanitise untrusted HTML. UrlAttributeSanitizer is the visitor responsible for validating URL-valued attributes and stripping dangerous schemes from them; it runs on every element regardless of configuration. Whether an attribute is kept is...
Symfony has an HtmlSanitizer allowLinkHosts() / allowMediaHosts() Bypass via URL-Parser Differentials and <area> Misclassification
Description symfony/html-sanitizer lets applications sanitise untrusted HTML. The configuration methods allowLinkHosts... and allowLinkSchemes... are intended to restrict targets to an allowlist of hosts/schemes; allowMediaHosts / allowMediaSchemes do the same for etc. Three distinct bypasses all...
GHSA-QC95-4862-92FH Symfony has an HtmlSanitizer allowLinkHosts() / allowMediaHosts() Bypass via URL-Parser Differentials and <area> Misclassification
Description symfony/html-sanitizer lets applications sanitise untrusted HTML. The configuration methods allowLinkHosts... and allowLinkSchemes... are intended to restrict targets to an allowlist of hosts/schemes; allowMediaHosts / allowMediaSchemes do the same for etc. Three distinct bypasses all...
PT-2026-44135
Description symfony/html-sanitizer lets applications sanitise untrusted HTML. The configuration methods allowLinkHosts... and allowLinkSchemes... are intended to restrict targets to an allowlist of hosts/schemes; allowMediaHosts / allowMediaSchemes do the same for etc. Three distinct bypasses all...
PT-2026-44133
Description SymfonyComponentHtmlSanitizerTextSanitizerUrlSanitizer::parse used by UrlSanitizer::sanitize and therefore by every HtmlSanitizer config that allows links or media accepts URLs that contain Unicode explicit-direction BiDi formatting characters: U+202A–U+202E LRE / RLE / PDF / LRO / RL...
GHSA-G2G4-47GV-P72V CryptPad has a Sanitizer Bypass in Diffmarked.js that Allows Arbitrary HTML Injection and Potential XSS
Summary CryptPad’s HTML sanitizer in Diffmarked.js can be bypassed due to incomplete filtering of restricted tags. Because the sanitizer only validates the src attribute of , and elements, and does not restrict other attributes, an attacker can inject arbitrary HTML through srcdoc. This completel...
CryptPad has a Sanitizer Bypass in Diffmarked.js that Allows Arbitrary HTML Injection and Potential XSS
Summary CryptPad’s HTML sanitizer in Diffmarked.js can be bypassed due to incomplete filtering of restricted tags. Because the sanitizer only validates the src attribute of , and elements, and does not restrict other attributes, an attacker can inject arbitrary HTML through srcdoc. This completel...
CVE-2026-26028
CryptPad is an end-to-end encrypted collaborative office suite. In versions prior to 2026.2.0, the HTML sanitizer in Diffmarked.js can be bypassed due to incomplete attribute filtering on restricted tags. The sanitizer validates only the src attribute of , , and elements, leaving all other...
CVE-2026-26028
CryptPad is an end-to-end encrypted collaborative office suite. In versions prior to 2026.2.0, the HTML sanitizer in Diffmarked.js can be bypassed due to incomplete attribute filtering on restricted tags. The sanitizer validates only the src attribute of , , and elements, leaving all other...
EUVD-2026-31154
CryptPad is an end-to-end encrypted collaborative office suite. In versions prior to 2026.2.0, the HTML sanitizer in Diffmarked.js can be bypassed due to incomplete attribute filtering on restricted tags. The sanitizer validates only the src attribute of , , and elements, leaving all other...
Cross-site Scripting (XSS)
Overview symfony/html-sanitizer is a Provides an object-oriented API to sanitize untrusted HTML input for safe insertion into a document's DOM. Affected versions of this package are vulnerable to Cross-site Scripting XSS via incomplete URL attribute validation in UrlAttributeSanitizer. An attacke...
Interpretation Conflict
Overview symfony/html-sanitizer is a Provides an object-oriented API to sanitize untrusted HTML input for safe insertion into a document's DOM. Affected versions of this package are vulnerable to Interpretation Conflict via URL parsing and policy enforcement in UrlSanitizer/UrlAttributeSanitizer...
User Interface (UI) Misrepresentation of Critical Information
Overview symfony/html-sanitizer is a Provides an object-oriented API to sanitize untrusted HTML input for safe insertion into a document's DOM. Affected versions of this package are vulnerable to User Interface UI Misrepresentation of Critical Information via UrlSanitizer::parse in the...
Astra Linux - уязвимость в firefox
tags that referenced a document from the same origin could have allowed script execution if the attacker’s input was sanitized using the HTML Sanitizer API. This would require the attacker to reference a JavaScript file from the same origin that contained the script to be executed. This...
Astra Linux - уязвимость в firefox
The HTML Sanitizer should have sanitized the href attribute of SVG use tags; however, it incorrectly did not sanitize the xlink:href attributes. This vulnerability affects Firefox versions earlier than 102...
SUSE CVE-2026-42557
jupyterlab is an extensible environment for interactive and reproducible computing, based on the Jupyter Notebook Architecture. Prior to 4.5.7, JupyterLab's HTML sanitizer allowlists data-commandlinker-command and data-commandlinker-args on button elements, while CommandLinker listens for all cli...
CVE-2026-42857
Open edX Platform enables the authoring and delivery of online learning at any scale. The HTML sanitizer cleanthreadhtmlbody used for discussion notification emails fails to remove...
CVE-2026-42557
jupyterlab is an extensible environment for interactive and reproducible computing, based on the Jupyter Notebook Architecture. Prior to 4.5.7, JupyterLab's HTML sanitizer allowlists data-commandlinker-command and data-commandlinker-args on button elements, while CommandLinker listens for all cli...