CVE-2026-79662

Ech0 through 4.5.6 contains an OAuth redirect URI validation bypass in parseAndValidateClientRedirect (internal/service/auth/auth.go). The function compares only the scheme and host of the client-supplied redirect_uri against the admin-configured allowlist, ignoring path, query, and fragment comp...

URI Validation Bypass

http4k-security-digest is vulnerable to URI Validation Bypass. The vulnerability is due to the client not validating the uri parameter in the Digest authentication response against the actual request URL, which allows an attacker to replay a captured authentication response against other URLs...

PT-2026-81481

Coroot's unauthenticated MCP OAuth dynamic client registration endpoint accepts any syntactically valid redirect URI without validation, allowing attackers to register clients pointing to attacker-controlled hosts. Attackers can send authorization URLs to signed-in users, capture their...

dompurify: DOMPurify: URI validation bypass leads to cross-site scripting

A flaw was found in DOMPurify. An attacker can bypass URI validation by providing a specially crafted predicate function via EXTRAELEMENTHANDLING.attributeCheck. This allows unsafe protocols, such as javascript:, to persist after sanitization, potentially leading to DOM-based cross-site scripting...

CVE-2026-75627 Bastillion Authentication Bypass via Path-Prefix Routing Mismatch

Bastillion fails to properly validate request URI paths in its controller dispatcher, allowing unauthenticated attackers to bypass authentication filters by prefixing requests with arbitrary path segments. Attackers can access administrative controllers to read user listings, create manager...

CVE-2026-65912

A flaw was found in DOMPurify. An attacker can bypass URI validation by providing a specially crafted predicate function via EXTRAELEMENTHANDLING.attributeCheck. This allows unsafe protocols, such as javascript:, to persist after sanitization, potentially leading to DOM-based cross-site scripting...

EUVD-2026-58764

IBM Db2 Mirror for i 7.4, 7.5, and 7.6 could allow a remote attacker to bypass authentication and obtain or alter sensitive information due to improper validation of request URI path segments...

CVE-2026-17182

IBM Db2 Mirror for i 7.4, 7.5, and 7.6 could allow a remote attacker to bypass authentication and obtain or alter sensitive information due to improper validation of request URI path segments...

openstack-glance: OpenStack Glance: Server-Side Request Forgery leading to unauthorized internal network access

A flaw was found in OpenStack Glance. An authenticated user can exploit a Server-Side Request Forgery SSRF vulnerability within the web-download import feature. This vulnerability stems from inadequate validation of Uniform Resource Identifiers URIs, which can be circumvented using HTTP redirects...

dompurify: DOMPurify: URI validation bypass leads to cross-site scripting

A flaw was found in DOMPurify. An attacker can bypass URI validation by providing a specially crafted predicate function via EXTRAELEMENTHANDLING.attributeCheck. This allows unsafe protocols, such as javascript:, to persist after sanitization, potentially leading to DOM-based cross-site scripting...

EUVD-2026-51810

better-auth before 1.6.13 and pre-release builds 1.7.0-beta.0 through 1.7.0-beta.3 fail to validate the scheme of redirecturis registered via the deprecated oidc-provider plugin and the mcp plugin which wraps the same provider. An attacker can register an OAuth client with a javascript:...

CVE-2026-67345

MaxKey through 4.1.12, fixed in commit ddbb72f, contains an insufficient redirect URI validation vulnerability in DefaultRedirectResolver.hostMatches that allows remote attackers to hijack OAuth 2.0 authorization codes by supplying a crafted redirecturi whose hostname suffix matches a registered...

CVE-2026-67345 MaxKey 4.1.12 DefaultRedirectResolver OAuth Authorization Code Theft

MaxKey through 4.1.12, fixed in commit ddbb72f, contains an insufficient redirect URI validation vulnerability in DefaultRedirectResolver.hostMatches that allows remote attackers to hijack OAuth 2.0 authorization codes by supplying a crafted redirecturi whose hostname suffix matches a registered...

CVE-2026-17552 Plack::App::Prerender versions before 0.3.0 for Perl can proxy to an arbitrary host via unvalidated REQUEST_URI concatenation in call

Plack::App::Prerender versions before 0.3.0 for Perl can proxy to an arbitrary host via unvalidated REQUESTURI concatenation in call. When the rewrite base is a plain string, the REQUESTURI is appended to it, with no check that the path starts with a forward slash '/'. When the rewrite base does...

EUVD-2026-49142

proCertum SmartSign opens Certificate Practice Statement CPS URI without schema validation. An attacker can prepare arbitrary certificate with CPS URI pointing to a local executable file or any URL, sign a document with it, and send it to the victim. When the victim opens the document in the...

CVE-2026-65912

DOMPurify before 3.3.2 has a URI validation bypass when ADD_ATTR is used as a predicate via EXTRA_ELEMENT_HANDLING.attributeCheck. An attacker can craft a predicate to accept specific attribute/tag combinations, allowing unsafe protocols like javascript: to bypass validation and execute as DOM-ba...

CVE-2026-65912 DOMPurify before 3.3.2 URI Validation Bypass via ADD_ATTR

DOMPurify before 3.3.2 contains a URI validation bypass vulnerability when ADDATTR is provided as a predicate function via EXTRAELEMENTHANDLING.attributeCheck. Attackers can supply a predicate that accepts specific attribute and tag combinations to bypass URI-safe validation, allowing unsafe...

CVE-2026-65912

DOMPurify before 3.3.2 contains a URI validation bypass vulnerability when ADDATTR is provided as a predicate function via EXTRAELEMENTHANDLING.attributeCheck. Attackers can supply a predicate that accepts specific attribute and tag combinations to bypass URI-safe validation, allowing unsafe...

GHSA-5QHF-9PHG-95M2 Loofah `allowed_uri?` does not detect `javascript:` URIs split by numeric character references without semicolons

Summary Loofah::HTML5::Scrub.alloweduri? does not correctly reject javascript: or vbscript: URIs when the scheme is split by a numeric character reference that has no trailing semicolon. A browser decodes such references and resolves the URL to an executable javascript: scheme, while alloweduri?...

Security Bulletin: IBM Planning Analytics Local is affected by security vulnerabilities

Summary The Planning Analytics Workspace component of IBM Planning Analytics is affected by security vulnerabilities. These vulnerabilities have been addressed in IBM Planning Analytics Local v2.0 - IBM Planning Analytics Workspace version 2.1.22. Vulnerability Details CVEID:CVE-2026-41417...