CVE-2026-72207: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ntfs: not change 0-byte $DATA attribute to non-resident When ntfsresidentattrresize cannot grow a resident attribute in place, it retries after converting other resident attributes to non-resident to free space in the MFT recrord...

CVE-2026-66843

Inclusion of Functionality from Untrusted Control Sphere vulnerability in the HTML5 scrubber in rrrene htmlsanitizeex allows a remote attacker to load a document of their choosing into a trusted page via the data attribute of an element in sanitized HTML. object is the one URI-bearing element in...

CVE-2026-66843 html_sanitize_ex HTML5 scrubber keeps attacker-supplied `<object>` elements, allowing untrusted content embedding

Inclusion of Functionality from Untrusted Control Sphere vulnerability in the HTML5 scrubber in rrrene htmlsanitizeex allows a remote attacker to load a document of their choosing into a trusted page via the data attribute of an element in sanitized HTML. object is the one URI-bearing element in...

EUVD-2026-54080

Inclusion of Functionality from Untrusted Control Sphere vulnerability in the HTML5 scrubber in rrrene htmlsanitizeex allows a remote attacker to load a document of their choosing into a trusted page via the data attribute of an element in sanitized HTML. object is the one URI-bearing element in...

EEF-CVE-2026-66843 html_sanitize_ex HTML5 scrubber keeps attacker-supplied `<object>` elements, allowing untrusted content embedding

Summary Inclusion of Functionality from Untrusted Control Sphere vulnerability in the HTML5 scrubber in rrrene htmlsanitizeex allows a remote attacker to load a document of their choosing into a trusted page via the data attribute of an element in sanitized HTML. object is the one URI-bearing...

CVE-2026-66843: Inclusion of Functionality from Untrusted Control Sphere

Inclusion of Functionality from Untrusted Control Sphere vulnerability in the HTML5 scrubber in rrrene htmlsanitizeex allows a remote attacker to load a document of their choosing into a trusted page via the data attribute of an element in sanitized HTML. object is the one URI-bearing element in...

PT-2026-68624

Name of the Vulnerable Software and Affected Versions html sanitize ex versions 0.3.1 through 1.5.2 Description An Inclusion of Functionality from Untrusted Control Sphere issue exists in the HTML5 scrubber. A remote attacker can load an arbitrary document into a trusted page by utilizing the dat...

CVE-2026-14817 Element Pack Elementor Addons < 8.7.13 - Contributor+ DOM-Based Stored XSS via uikit Data Attributes

The Element Pack Addons for Elementor WordPress plugin before 8.7.13 does not sanitize option values passed through certain data attributes before a bundled front-end library re-parses and renders them in the browser, allowing users with contributor-level access or higher to inject arbitrary...

GHSA-VCCV-CMXP-4J9H sanitize-html has incomplete URI scheme validation in that allows javascript: URIs through action, formaction, data, poster, and background attributes

Summary sanitize-html uses allowedSchemesAppliedToAttributes default: 'href', 'src', 'cite' to gate the naughtyHref function that blocks dangerous URI schemes like javascript: and vbscript:. The HTML specification defines 10+ attributes that accept URIs action, formaction, data, poster, backgroun...

CVE-2026-14833

The Lightbox with PhotoSwipe WordPress plugin before 5.9.0 does not sanitise or escape a link data attribute before rendering it into the image lightbox caption in the browser, allowing users with author-level access and above who lack the unfilteredhtml capability to store JavaScript that runs...

CVE-2026-14833 Lightbox with PhotoSwipe < 5.9.0 - Author+ Stored XSS via data-lbwps-caption Attribute

The Lightbox with PhotoSwipe WordPress plugin before 5.9.0 does not sanitise or escape a link data attribute before rendering it into the image lightbox caption in the browser, allowing users with author-level access and above who lack the unfilteredhtml capability to store JavaScript that runs...

CVE-2026-14833: Improper Neutralization of Input During Web Page Generation

The Lightbox with PhotoSwipe WordPress plugin before 5.9.0 does not sanitise or escape a link data attribute before rendering it into the image lightbox caption in the browser, allowing users with author-level access and above who lack the unfilteredhtml capability to store JavaScript that runs...

PT-2026-66699

The Lightbox with PhotoSwipe WordPress plugin before 5.9.0 does not sanitise or escape a link data attribute before rendering it into the image lightbox caption in the browser, allowing users with author-level access and above who lack the unfiltered html capability to store JavaScript that runs...

CVE-2026-66921 Pivotick - Stored DOM-Based Cross-Site Scripting via Unescaped Markdown Node References

Pivotick’s Markdown node-reference renderer failed to HTML-escape the attacker-controlled nodeName value before interpolating it into both the data-node-name attribute and the body of a generated element. Because the node-reference tokenizer rejected only square brackets, a crafted node name coul...

Improper Authorization

tarteaucitron is vulnerable to Improper Authorization. The vulnerability is due to insufficient validation of HTML data attributes used for cookie deletion, which allows an attacker to craft malicious elements that trick users into unintentionally deleting cookies when clicked...

CVE-2026-11900 Ad Inserter <= 2.8.16 - Insecure Direct Object Reference to Authenticated (Contributor+) Arbitrary Post Content Disclosure via 'data' Shortcode Attribute

The Ad Inserter – Ad Manager & AdSense Ads plugin for WordPress is vulnerable to Insecure Direct Object Reference in versions up to and including 2.8.16 via the 'data' attribute of the adinserter shortcode. This is due to the replaceaitags function processing a reusable-block-N tag pattern that...

PT-2026-51107

Summary With $wgEmbedVideoRequireConsent enabled the default, the urls for videos are stored in a json-ified data attributedata-mw-iframeconfig. When given a malformed url or id, the data-mw-iframeconfig attribute can be escaped via single quotes, allowing for html/javascript injection. Details T...

Symfony: HtmlSanitizer UrlAttributeSanitizer Misses URL Attributes

Description Symfony\Component\HtmlSanitizer\Visitor\AttributeSanitizer\UrlAttributeSanitizer::getSupportedAttributes enumerates the attribute names whose values are scrubbed through UrlSanitizer::sanitize scheme and host allow-lists, javascript: rejection, BiDi check, etc.. The list is 'src',...

Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS incomplete validation of URI schemes in attributes such as action, formaction, data, poster, and background. An attacker can execute arbitrary scripts in the context of the user’s browser by injecting a crafted...

CVE-2026-53606

A CVE-2026-53606 entry concerns ApostropheCMS (Node.js) and its dependency sanitize-html. The issue arises in sanitize-html versions prior to 2.17.5, where allowedSchemesAppliedToAttributes (default: ['href','src','cite']) do not cover all URI-bearing attributes (e.g., action, formaction, data, p...