CVE-2021-41773

CVE-2021-41773 PoC — Apache HTTP Server Path Traversal Overview CVE-2021-41773 is a path traversal vulnerability affecting Apache HTTP Server 2.4.49. The vulnerability allows an attacker to access files outside the intended directory under specific configurations, particularly when directories ar...

XSW

XML Signature Wrapping XSW Burp Suite Extension XSW Burp Suite Extension automates the process of probing SAML endpoints for Signature Wrapping vulnerabilities. How to 1. Right-click on Authentication request at Burp Suite and choose "WRAP Attack". 2. Configure the dialog parameters and start the...

DELMIA Apriso - Command Injection

An Improper Control of Generation of Code code injection / file upload → RCE vulnerability affecting DELMIA Apriso Release 2020 → Release 2025. When an authenticated user can upload files and the upload handler fails to canonicalize filenames or enforce storage restrictions, an attacker may place...

fast-uri vulnerable to host confusion via unchecked WHATWG host canonicalization

Impact fast-uri versions = 2.4.2, = 3.1.3, = 4.0.1, = 4.2.2 can silently rewrite the host of an HTTP-family URL http, https, ws, wss, or any scheme with domainHost: true. For those schemes canonicalizeHost passes the parsed host to the WHATWG URL parser and adopts its .hostname without checking...

npm: fast-uri vulnerable to host confusion via unchecked WHATWG host canonicalization

npm: fast-uri vulnerable to host confusion via unchecked WHATWG host canonicalization vulnerability discovered by ? in WordPress npm fast-uri versions = 2.4.2, 2.4.8...

GHSA-WJR9-J795-JXCR fast-uri vulnerable to host confusion via unchecked WHATWG host canonicalization

Impact fast-uri versions = 2.4.2, = 3.1.3, = 4.0.1, = 4.2.2 can silently rewrite the host of an HTTP-family URL http, https, ws, wss, or any scheme with domainHost: true. For those schemes canonicalizeHost passes the parsed host to the WHATWG URL parser and adopts its .hostname without checking...

CVE-2026-8452-check

Citrix NetScaler SAML PrefixList Heap Overflow — Patch-State Detection Script A safe, non-destructive patch-state check for CVE-2026-8452 , the pre-authentication heap overflow in the Citrix NetScaler ADC / NetScaler Gateway SAML signature canonicalizer CTX696604, CVSS 8.8. An oversized...

CVE-2026-93630

A hostname canonicalization vulnerability in the email HTML sanitizers of Zimbra Collaboration Suite ZCS allows an unauthenticated sender to bypass the restriction on forms that target the Zimbra host. DefangFilter and the OWASP ActionAttributePolicy compare the form-action hostname with the...

CVE-2026-93630

The Zimbra Collaboration Suite (ZCS) versions 10.1.16 and 10.1.21 are vulnerable to a hostname canonicalization issue in their email HTML sanitizers. The DefangFilter and OWASP ActionAttributePolicy components fail to properly handle percent-encoded hostnames, comparing them against the request h...

EUVD-2026-108971

A hostname canonicalization vulnerability in the email HTML sanitizers of Zimbra Collaboration Suite ZCS allows an unauthenticated sender to bypass the restriction on forms that target the Zimbra host. DefangFilter and the OWASP ActionAttributePolicy compare the form-action hostname with the...

CVE-2026-8080-DKIM-Signature-Verification-Bypass-Header-Canonicalization-Flaw-

CVE-2026-8080 – DKIM Signature Verification Bypass Header Canonicalization Flaw Program Code Python email parsing simulation dkimverifiersim.py - Flawed DKIM verifier import re, hashlib Simulated email with DKIM signature rawemail = b"""From: [email protected] To: [email protected]...

Moov signedxml: Unauthenticated denial of service in exclusive XML canonicalization

Exclusive XML canonicalization http://www.w3.org/2001/10/xml-exc-c14n in github.com/moov-io/signedxml copied the entire accumulated namespace map at every node during ValidateReferences, before any reference digest or signature check. For a chain of nested elements that each declare many unused...

CVE-2026-110180

A flaw was found in fast-uri. When processing web addresses, the host canonicalization mechanism can silently strip control characters or drop user information without verifying that the full host input was consumed. A remote attacker can exploit this parsing discrepancy by supplying a specially...

CVE-2026-110180 fast-uri vulnerable to host confusion via unchecked WHATWG host canonicalization

fast-uri is a dependency-free RFC 3986 URI parser and serializer for Node.js. In versions from 2.4.2 through 2.4.7, from 3.1.3 through 3.1.8, and from 4.0.1 through 4.2.2, for HTTP-family schemes the canonicalizeHost function passes the parsed host to the WHATWG URL parser and adopts its hostname...

CVE-2026-110180 fast-uri vulnerable to host confusion via unchecked WHATWG host canonicalization

fast-uri is a dependency-free RFC 3986 URI parser and serializer for Node.js. In versions from 2.4.2 through 2.4.7, from 3.1.3 through 3.1.8, and from 4.0.1 through 4.2.2, for HTTP-family schemes the canonicalizeHost function passes the parsed host to the WHATWG URL parser and adopts its hostname...

CVE-2026-110180 fast-uri vulnerable to host confusion via unchecked WHATWG host canonicalization

fast-uri is a dependency-free RFC 3986 URI parser and serializer for Node.js. In versions from 2.4.2 through 2.4.7, from 3.1.3 through 3.1.8, and from 4.0.1 through 4.2.2, for HTTP-family schemes the canonicalizeHost function passes the parsed host to the WHATWG URL parser and adopts its hostname...

Red Hat: CVE-2026-110180: fast-uri: fast-uri: Security policy bypass via improper host canonicalization

fast-uri is a dependency-free RFC 3986 URI parser and serializer for Node.js. In versions from 2.4.2 through 2.4.7, from 3.1.3 through 3.1.8, and from 4.0.1 through 4.2.2, for HTTP-family schemes the canonicalizeHost function passes the parsed host to the WHATWG URL parser and adopts its hostname...

UBUNTU-CVE-2026-101019

Description NGINX JavaScript njs has a vulnerability where the njs XML module exposes entity-backed XML attributes inconsistently with libxml2 canonicalization. In both the built-in njs and QuickJS backends during the canonicalization process, the $attr$Name getter may return undefined for an...

CVE-2026-102479

In Eclipse Vert.x versions 5.0.0,5.0.12 or 5.1.0,5.1.9 or 5.2.0, 5.2.0, the Vert.x HTTP/1.x decoder uses a canonicalization for well known HTTP headers, the canonicalization process interprets well crafted headers as headers of this list, allowing for instance Content-Xength to be interpeted as...

CVE-2026-102479

In Eclipse Vert.x versions 5.0.0,5.0.12 or 5.1.0,5.1.9 or 5.2.0, 5.2.0, the Vert.x HTTP/1.x decoder uses a canonicalization for well known HTTP headers, the canonicalization process interprets well crafted headers as headers of this list, allowing for instance Content-Xength to be interpeted as...