Improper Validation of Syntactic Correctness of Input

Overview Affected versions of this package are vulnerable to Improper Validation of Syntactic Correctness of Input through qvaluedecode and bvaluedecode in lib/mail/utilities.rb. An attacker can make a display name or local part decode to a different address than intended by supplying a malformed...

PT-2026-80339

In github.com/valyala/fasthttp before 1.70.0, ServeFile and ServeFS reinterpret filesystem paths as URIs, decoding percent-encoded sequences and treating characters like '?' and '' as URI delimiters. In applications where authorization guards inspect ctx.Path before passing paths to file-serving...

ANT-2026-QRPT15J8 · duckdb · Stack-buffer-overflow

stack-buffer-overflow high Severity Claude critical · Security research firm high · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Trail of Bits. ANT-2026-QRPT15J8: Stack-buffer-overflow in...

CVE-2026-73492

A flaw was found in Loofah, a library used for processing HTML and XML documents. The 'alloweduri?' function, intended to validate Uniform Resource Identifiers URIs, does not correctly identify and reject 'javascript:' or 'vbscript:' URIs when their scheme is obscured by specific HTML-encoded...

EUVD-2026-40240

nltk: Arbitrary File Read via Path Traversal in nltk.data.load through Percent-Encoded Sequences...

CVE-2026-48099

WsgiDAV is a generic and extendable WebDAV server based on WSGI. WsgiDAV 4.3.3 and prior can allow a WebDAV request path containing an encoded parent-directory segment to escape the configured filesystem share root in a specific path layout. The issue is fixed with version 4.3.4...

CVE-2026-48099

CVE-2026-48099 - WsgiDAV directory traversal via encoded dot segments WsgiDAV

CVE-2026-48099 WsgiDAV encoded dot segments can escape filesystem share roots

WsgiDAV is a generic and extendable WebDAV server based on WSGI. WsgiDAV 4.3.3 and prior can allow a WebDAV request path containing an encoded parent-directory segment to escape the configured filesystem share root in a specific path layout. The issue is fixed with version 4.3.4...

CVE-2026-48099

WsgiDAV is a generic and extendable WebDAV server based on WSGI. WsgiDAV 4.3.3 and prior can allow a WebDAV request path containing an encoded parent-directory segment to escape the configured filesystem share root in a specific path layout. The issue is fixed with version 4.3.4...

CVE-2026-48099 WsgiDAV encoded dot segments can escape filesystem share roots

WsgiDAV is a generic and extendable WebDAV server based on WSGI. WsgiDAV 4.3.3 and prior can allow a WebDAV request path containing an encoded parent-directory segment to escape the configured filesystem share root in a specific path layout. The issue is fixed with version 4.3.4...

CVE-2026-73629

Serendipity before 2.6.0 contains a server-side request forgery vulnerability in the serendipityurlallowed filter that fails to block hex-encoded IPv4 addresses, IPv6 literals, and link-local ranges. Authenticated users with adminImagesAdd permission can bypass the filter using alternate address...

CVE-2026-73628

Serendipity versions = 2.3.5 and . In include/functionsrouting.inc.php serveSearch, the sanitisation pipeline runs urldecode after HTML-encoding, so a single URL-encoded HTML payload survives striptags and htmlspecialchars and is then decoded back into live HTML in the page. A crafted search link...

CVE-2026-73629

Serendipity before 2.6.0 contains a server-side request forgery vulnerability in the serendipityurlallowed filter that fails to block hex-encoded IPv4 addresses, IPv6 literals, and link-local ranges. Authenticated users with adminImagesAdd permission can bypass the filter using alternate address...

CVE-2026-73629

CVE-2026-73629 affects Serendipity before 2.6.0. The issue is a server-side request forgery in the serendipity_url_allowed() filter that fails to block hex-encoded IPv4 addresses, IPv6 literals, and link-local ranges. Authenticated users with adminImagesAdd permission can bypass the filter using ...

EUVD-2026-57798

Serendipity before 2.6.0 contains a server-side request forgery vulnerability in the serendipityurlallowed filter that fails to block hex-encoded IPv4 addresses, IPv6 literals, and link-local ranges. Authenticated users with adminImagesAdd permission can bypass the filter using alternate address...

PT-2026-71457

Serendipity before 2.6.0 contains a server-side request forgery vulnerability in the serendipity url allowed filter that fails to block hex-encoded IPv4 addresses, IPv6 literals, and link-local ranges. Authenticated users with adminImagesAdd permission can bypass the filter using alternate addres...

CVE-2026-73629: Server-Side Request Forgery (SSRF)

Serendipity before 2.6.0 contains a server-side request forgery vulnerability in the serendipityurlallowed filter that fails to block hex-encoded IPv4 addresses, IPv6 literals, and link-local ranges. Authenticated users with adminImagesAdd permission can bypass the filter using alternate address...

DEBIAN-CVE-2026-73492

Loofah is a general library for manipulating and transforming HTML/XML documents and fragments, built on top of Nokogiri. From 2.25.0 until 2.25.2, Loofah::HTML5::Scrub.alloweduri? does not reject javascript: or vbscript: URIs whose scheme is split by semicolon-less numeric character references...

EUVD-2026-57629

Loofah is a general library for manipulating and transforming HTML/XML documents and fragments, built on top of Nokogiri. From 2.25.0 until 2.25.2, Loofah::HTML5::Scrub.alloweduri? does not reject javascript: or vbscript: URIs whose scheme is split by semicolon-less numeric character references...

io.quarkus/quarkus-vertx-http: Quarkus: Authorization bypass in HTTP path-based policies via encoded characters

A flaw was found in Quarkus. A remote attacker could bypass HTTP path-based authorization policies by using specially crafted encoded semicolons, slashes, or backslashes in HTTP requests. This could allow unauthorized access to protected static resources, leading to information disclosure...