OESA-2026-2170 sssd security update

Provides a set of daemons to manage access to remote directories and authentication mechanisms. It provides an NSS and PAM interface toward the system and a pluggable back end system to connect to multiple different account sources. It is also the basis to provide client auditing and policy...

GHSA-5M6W-WVH7-57VM Traefik: Pre-authentication decision bypass due to forwarded alias spoofing

Summary There is a high severity authentication bypass vulnerability in Traefik's ForwardAuth and snippet-based authentication middleware. Traefik's forwarded-header sanitization logic targets only canonical header names e.g., X-Forwarded-Proto and does not strip or normalize alias variants that...

📄 Dovecot passwd-file Path Traversal

This Metasploit auxiliary module targets a path traversal vulnerability in Dovecot's passwd-file authentication backend when per-domain configuration is enabled. ================================================================================================================================== |...

CVE-2026-4525

If a Vault auth mount is configured to pass through the "Authorization" header, and the "Authorization" header is used to authenticate to Vault, Vault forwarded the Vault token to the auth plugin backend. Fixed in 2.0.0, 1.21.5, 1.20.10, and 1.19.16...

CVE-2026-32236

A server side request forgery flaw has been discovered in the npm @backstage/plugin-auth-backend package. The CIMD metadata fetch validates the initial clientid hostname against private IP ranges but does not apply the same validation after HTTP redirects. The practical impact is limited. The...

CVE-2026-32236

Backstage is an open framework for building developer portals. Prior to 0.27.1, a Server-Side Request Forgery SSRF vulnerability exists in @backstage/plugin-auth-backend when auth.experimentalClientIdMetadataDocuments.enabled is set to true. The CIMD metadata fetch validates the initial clientid...

CVE-2026-32236

CVE-2026-32236 affects the Backstage npm package @backstage/plugin-auth-backend. The SSRF flaw occurs in the CIMD metadata fetch when auth.experimentalClientIdMetadataDocuments.enabled is true: the initial client_id hostname is validated against private IP ranges, but this validation isn’t enforc...

@backstage/plugin-auth-backend (>=0.0.0-nightly-20240122021809 <=0.22.11), @backstage/plugin-auth-backend-module-aws-alb-provider (>=0.0.0-nightly-20240126021148 <=0.4.14-next.1) +7 more potentially affected by CVE-2026-32236 via @backstage/plugin-auth-backend (>=0.0.0-nightly-20240929023448 <=0.27.1-next.2)

@backstage/plugin-auth-backend NPM version =0.0.0-nightly-20240929023448, =0.0.0-nightly-20240122021809, =0.0.0-nightly-20240126021148, =0.0.0-nightly-20240122021809, =0.0.0-nightly-2022122206, =0.0.0-nightly-2022122206, =0.0.0-nightly-2022122206, =1.0.0, =1.2.0 -...

Server-side Request Forgery (SSRF)

Overview @backstage/plugin-auth-backend is an A Backstage backend plugin that handles authentication Affected versions of this package are vulnerable to Server-side Request Forgery SSRF in the CIMD metadata fetch when the auth.experimentalClientIdMetadataDocuments.enabled setting is enabled. An...

EUVD-2026-11671

@backstage/plugin-auth-backend: OAuth redirect URI allowlist bypass...

@backstage/plugin-auth-backend (>=0.0.0-nightly-20240122021809 <=0.22.11), @backstage/plugin-auth-backend-module-aws-alb-provider (>=0.0.0-nightly-20240126021148 <=0.4.14-next.1) +7 more potentially affected by CVE-2026-32235 via @backstage/plugin-auth-backend (>=0.0.0-nightly-20240929023448 <=0.27.1-next.2)

@backstage/plugin-auth-backend NPM version =0.0.0-nightly-20240929023448, =0.0.0-nightly-20240122021809, =0.0.0-nightly-20240126021148, =0.0.0-nightly-20240122021809, =0.0.0-nightly-2022122206, =0.0.0-nightly-2022122206, =0.0.0-nightly-2022122206, =1.0.0, =1.2.0 -...

Open Redirect

Overview @backstage/plugin-auth-backend is an A Backstage backend plugin that handles authentication Affected versions of this package are vulnerable to Open Redirect via the OAuth redirect URI validation bypass. An attacker can intercept authorization codes by crafting a redirect URI that bypass...

EUVD-2025-11790

Malicious code in bioql PyPI...

CVE-2025-31478 Zulip Authentication Backend Configuration Bypass

Zulip is an open-source team collaboration tool. Zulip supports a configuration where account creation is limited solely by being able to authenticate with a single-sign on authentication backend, meaning the organization places no restrictions on email address domains or invitations being requir...

Timing Attack

Overview django-allauth is an integrated set of Django applications addressing authentication, registration, account management as well as 3rd party social account authentication. Affected versions of this package are vulnerable to Timing Attack in the AuthenticationBackend.authenticatebyemail...

CVE-2024-21543

CVE-2024-21543 affects the Python package djoser up to version 2.3.0. The vulnerability arises when authenticate() fails and the system falls back to a direct database query, potentially granting access to users with valid credentials and bypassing authentication checks (e.g., 2FA, LDAP, or AUTHE...

OESA-2024-2280 python-django security update

Django is a high-level Python Web framework that encourages rapid development and clean, pragmatic design. Security Fixes: An issue was discovered in Django 4.2 before 4.2.14 and 5.0 before 5.0.7. urlize and urlizetrunc were subject to a potential denial of service attack via certain inputs with ...

CVE-2024-43444 Passwords are written to Admin Log Module

Passwords of agents and customers are displayed in plain text in the OTRS admin log module if certain configurations regarding the authentication sources match and debugging for the authentication backend has been enabled. This issue affects: OTRS from 7.0.X through 7.0.50 OTRS 8.0.X OTRS 2023.X...

PYSEC-2024-57

An issue was discovered in Django 5.0 before 5.0.7 and 4.2 before 4.2.14. The django.contrib.auth.backends.ModelBackend.authenticate method allows remote attackers to enumerate users via a timing attack involving login requests for users with an unusable password...

Django Security Vulnerabilities

Django is a set of open source web application frameworks based on the Python language from the Django Foundation. The framework includes an object-oriented mapper, view system, template system, and more. A security vulnerability exists in Django version 5.0 up to and including version 5.0.7, and...