WordPress BetterDocs – AI Documentation, Knowledge Base, Docs, Wikis, FAQ with Chatbot plugin <= 4.5.3 - Authenticated (Contributor+) Stored Cross-Site Scripting vulnerability

Authenticated Contributor+ Stored Cross-Site Scripting vulnerability discovered by Craniums in WordPress Plugin BetterDocs versions = 4.5.3...

Kirby: Self cross-site scripting (self-XSS) in the writer field

TL;DR This vulnerability affects Kirby sites that use the writer field in any blueprint. It was possible to include a scripting link as the target of a link or email link. This link target would then be clickable by the user who entered it. A successful attack commonly requires knowledge of the...

GHSA-RHJ6-R49H-5932 Kirby: Self cross-site scripting (self-XSS) in the writer field

TL;DR This vulnerability affects Kirby sites that use the writer field in any blueprint. It was possible to include a scripting link as the target of a link or email link. This link target would then be clickable by the user who entered it. A successful attack commonly requires knowledge of the...

GHSA-FCW5-X6J4-CCMP Jupyter Server: Stored XSS in `NbconvertFileHandler` / `NbconvertPostHandler` via missing `sandbox` CSP

The nbconvert HTTP handlers in jupyterserver render user-authored notebook HTML under the Jupyter origin without a sandbox directive in their Content-Security-Policy. Combined with nbconvert.HTMLExporter's default non-sanitizing behavior, a notebook carrying an HTML payload in a displaydata outpu...

Grav: Stored CSS injection via Markdown image ?style=… reaches MediaObjectTrait::style() — incomplete patch of GHSA-r7fx-8g49-7hhr

Summary The fix for GHSA-r7fx-8g49-7hhr / CVE-2026-42841 Stored XSS via Markdown media attribute action is incomplete. The maintainer patched MediaObjectTrait::attribute to deny dangerous attribute names event handlers, style, xmlns, srcdoc, formaction but the sibling MediaObjectTrait::style meth...

GHSA-PMF8-G7C8-7V54 Grav: Stored CSS injection via Markdown image ?style=… reaches MediaObjectTrait::style() — incomplete patch of GHSA-r7fx-8g49-7hhr

Summary The fix for GHSA-r7fx-8g49-7hhr / CVE-2026-42841 Stored XSS via Markdown media attribute action is incomplete. The maintainer patched MediaObjectTrait::attribute to deny dangerous attribute names event handlers, style, xmlns, srcdoc, formaction but the sibling MediaObjectTrait::style meth...

GHSA-CMWH-PVXP-8882 DOMPurify: Permanent `ALLOWED_ATTR` pollution via `setConfig()` bypassing the hook clone-guard (incomplete fix of the 3.4.7 hook-pollution patch)

Summary DOMPurify 3.4.7 shipped a security fix "permanent hook pollution" that makes a registered uponSanitizeAttribute hook's mutation of data.allowedAttributes non-persistent — so allowing an attribute for one element does not leak into later sanitize calls. The fix clones ALLOWEDATTR inside...

CVE-2026-56007

Improper Neutralization of Input During Web Page Generation 'Cross-site Scripting' vulnerability in OceanWP Ocean Product Sharing allows Stored XSS. This issue affects Ocean Product Sharing: from n/a through 2.2.2...

CVE-2026-54219

UBB.threads is vulnerable to Stored XSS via user posts and user profile fields. The application fails to properly sanitize user input, allowing low privileged attackers to inject arbitrary JavaScript that executes in a victim's browser upon viewing. Because vendor contact attempts were...

GHSA-2VCC-5V34-9JC8 TinaCMS rich-text (slatejson) rendering does not sanitize link/image URLs, allowing stored XSS via dangerous URL schemes

TinaCMS rich-text parsing and the default link/image renderers did not sanitize the url field on Slate link/image nodes. Content containing javascript: or data:text/html URLs — including case-variant, whitespace-padded, and control-character-obfuscated forms — is rendered into href/src and execut...

CVE-2026-54219

UBB.threads is vulnerable to a Stored XSS flaw via user posts and profile fields due to insufficient input sanitization. In the confirmed case, version 7.7.5 is affected, and low-privilege attackers can inject JavaScript that executes in a victim’s browser when viewing content. Other versions may...

EUVD-2026-37882

UBB.threads is vulnerable to Stored XSS via user posts and user profile fields. The application fails to properly sanitize user input, allowing low privileged attackers to inject arbitrary JavaScript that executes in a victim's browser upon viewing. Because vendor contact attempts were...

CVE-2026-54219

UBB.threads is vulnerable to Stored XSS via user posts and user profile fields. The application fails to properly sanitize user input, allowing low privileged attackers to inject arbitrary JavaScript that executes in a victim's browser upon viewing. Because vendor contact attempts were...

CVE-2026-54219 Stored XSS in UBB.threads

UBB.threads is vulnerable to Stored XSS via user posts and user profile fields. The application fails to properly sanitize user input, allowing low privileged attackers to inject arbitrary JavaScript that executes in a victim's browser upon viewing. Because vendor contact attempts were...

GHSA-86HP-HF3J-3M8R Cotonti: Stored Cross-Site Scripting in the Personal File Storage (PFS) module

Cotonti 1.0.0 master branch, commit f43f1fc3 is vulnerable to stored Cross-Site Scripting in the Personal File Storage PFS module. A folder title pfftitle is imported with the 'TXT' filter, which does not strip or encode HTML the tag check in cotimport is disabled, so an authenticated user can...

CVE-2026-56009

CVE-2026-56009 : Stored XSS in Bricksable for Bricks Builder plugin for WordPress, affected versions from n/a through 1.6.83. Root cause: Improper Neutralization of Input During Web Page Generation. CVSS 3.1 base score 5.9 (MEDIUM); attack vector NETWORK, complexity LOW, privileges required HIGH,...

EUVD-2026-37873

Improper Neutralization of Input During Web Page Generation 'Cross-site Scripting' vulnerability in Bricksable for Bricks Builder allows Stored XSS. This issue affects Bricksable for Bricks Builder: from n/a through 1.6.83...

CVE-2026-56007

CVE-2026-56007 affects WordPress Ocean Product Sharing plugin versions up to and including 2.2.2. The issue is a Stored Cross-Site Scripting (XSS) vulnerability caused by improper neutralization of input during web page generation in OceanWP Ocean Product Sharing. The vulnerability impact is limi...

CVE-2026-2021

The CVE concerns the WordPress Slideshow Gallery LITE plugin (versions

EUVD-2026-37868

The Slideshow Gallery LITE plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'alwaysauto' shortcode attribute in all versions up to, and including, 1.8.5. This is due to insufficient input sanitization and output escaping on user-supplied attributes. This makes it possible...