Kirby: Cross-site scripting (XSS) from incomplete HTML/XML sanitization in `Dom::sanitize()`

TL;DR This vulnerability affects Kirby sites and plugins that use the writer or list fields or that use $dom-sanitize, Sane::sanitize, Sane\Html::sanitize, Sane\Svg::sanitize, Sane\Xml::sanitize, Sane::sanitizeFile or $file-sanitizeContents with untrusted input. It was possible to inject maliciou...

GHSA-4JGR-PG2M-M988 Heimdall: Forwarded Header Injection via Unsanitized Host Header in Proxy Mode

Summary When Heimdall operates in proxy mode, it constructs the Forwarded HTTP header after executing the matched rule pipeline by inserting the incoming request's Host header value directly into the header string without sanitizing commas or semicolons. This allows an attacker to inject addition...

Heimdall: Forwarded Header Injection via Unsanitized Host Header in Proxy Mode

Summary When Heimdall operates in proxy mode, it constructs the Forwarded HTTP header after executing the matched rule pipeline by inserting the incoming request's Host header value directly into the header string without sanitizing commas or semicolons. This allows an attacker to inject addition...

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-2026-12136

The Customize My Account For Woocommerce plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'sysbasicsuseravatar' shortcode in versions up to, and including, 4.3.6. This is due to insufficient input sanitization and output escaping on user supplied attributes minheight,...

CVE-2026-12136

CVE-2026-12136 affects the WordPress plugin “Customize My Account for WooCommerce” up to version 4.3.6. The root cause is insufficient input sanitization and output escaping on shortcode attributes (min_height, min_width, max_height, max_width) used by sysbasics_user_avatar, which are concatenate...

PT-2026-50723

Name of the Vulnerable Software and Affected Versions Kirby versions prior to 4.9.4 Kirby versions prior to 5.4.4 Description Kirby sites and plugins that process untrusted input using the writer or list fields, or specific sanitization methods, are subject to stored cross-site scripting XSS. XSS...

PT-2026-50737

Name of the Vulnerable Software and Affected Versions @tinacms/mdx versions prior to 2.1.7 tinacms versions prior to 3.9.3 Description Rich-text parsing and the default link/image renderers fail to sanitize the url field on Slate link/image nodes. This allows content containing javascript: or...

@acastellon/auth: Authentication bypass via spoofable headers in validateToken()

@acastellon/auth v2.2.0 appears to allow an unauthenticated authentication bypass in validateToken through spoofable auth-user and Host request headers. The validateToken middleware contains a service-to-service bypass for auth-user: service-brother when req.get'host'.startsWithgetHostName. Both...

CVE-2026-12568

The postmandownload module uses the workspace name field from the Postman API to construct the local directory path without sanitization. If a malicious workspace has a name containing path traversal characters, pathlib resolves the path outside the intended output directory, allowing an attacker...

CVE-2026-12568

The postmandownload module uses the workspace name field from the Postman API to construct the local directory path without sanitization. If a malicious workspace has a name containing path traversal characters, pathlib resolves the path outside the intended output directory, allowing an attacker...

CVE-2026-44644

LiquidJS is a Shopify/GitHub Pages compatible template engine written in pure JavaScript. Versions 10.25.7 and below are vulnerable to XSS through a flaw in the striphtml filter logic. The striphtml filter is intended to remove HTML tags from a string before rendering, and is widely used as an XS...

CVE-2026-12568 Arbitrary File Write in postman_download module

The postmandownload module uses the workspace name field from the Postman API to construct the local directory path without sanitization. If a malicious workspace has a name containing path traversal characters, pathlib resolves the path outside the intended output directory, allowing an attacker...

CVE-2026-12568

The CVE-2026-12568 entry affects the postman_download module. The root cause is unsanitized use of the workspace name field from the Postman API to build the local output directory path; if the workspace name contains path traversal characters, pathlib resolves outside the intended directory, ena...

CVE-2026-44644 LiquidJS's strip_html filter bypass via newline characters in HTML tags enables XSS

LiquidJS is a Shopify/GitHub Pages compatible template engine written in pure JavaScript. Versions 10.25.7 and below are vulnerable to XSS through a flaw in the striphtml filter logic. The striphtml filter is intended to remove HTML tags from a string before rendering, and is widely used as an XS...

GHSA-R2WG-2MCR-66RV Open WebUI: Path traversal / SSRF in terminal server proxy via encoded path traversal

Summary The terminal-server reverse proxy in backend/openwebui/routers/terminals.py does not fully confine the user-controlled path segment before forwarding it to an admin-configured terminal server. An authenticated user who has been granted access to a terminal server can craft path values...

CVE-2026-9679 undici vulnerable to HTTP header injection via Set-Cookie percent-decoding

Impact: undici's cookie parser in parseSetCookie percent-decodes cookie values via qsUnescape, turning encoded sequences like %0D%0A, %00, %3B, and %3D into their literal byte equivalents. RFC 6265 §5.4 does not specify any decoding and browsers do not decode either. Applications that parse a...

PT-2026-50563

Name of the Vulnerable Software and Affected Versions Postman Download Module affected versions not specified Description The postman download module fails to sanitize the workspace name field retrieved from the Postman API when constructing local directory paths. A malicious workspace name...

PT-2026-50556

Name of the Vulnerable Software and Affected Versions Steeltoe.Management.Endpoint versions prior to 4.2.0 Steeltoe.Management.EndpointCore versions prior to 3.4.0 Description The Sanitizer component in the Environment actuator redacts configuration values by matching key names against a suffix...

PT-2026-50597

Name of the Vulnerable Software and Affected Versions Filament versions 3.0.0 through 3.3.52 Description A disabled RichEditor field renders its raw state without sanitizing HTML. If the data stored in the field's state was not previously sanitized when the form state was filled, an attacker can...