Authelia: Improper Neutralization of Input During Web Page Generation Leads to Potential Cross-site Scripting

Impact Official Weighted Severity Rating: Low This exploit is very unlikely to be the case for most users as it requires configuration of the Content Security Policy template value. Below represents a safe value, any other value other than unconfigured should be very carefully evaluated regardles...

PT-2026-27623

Name of the Vulnerable Software and Affected Versions Authelia versions 4.39.15 Description Authelia is an open-source authentication and authorization server. An attacker may potentially be able to inject javascript into the Authelia login page if specific conditions are met, including...

EUVD-2021-2457

Malware in sbrugna...

EUVD-2025-4663

Malicious code in bioql PyPI...

EUVD-2023-58775

Malicious code in bioql PyPI...

CVE-2021-32637

Authelia is a a single sign-on multi-factor portal for web apps. This affects uses who are using nginx ngxhttpauthrequestmodule with Authelia, it allows a malicious individual who crafts a malformed HTTP request to bypass the authentication mechanism. It additionally could theoretically affect...

CVE-2021-29456

Authelia is an open-source authentication and authorization server providing 2-factor authentication and single sign-on SSO for your applications via a web portal. In versions 4.27.4 and earlier, utilizing a HTTP query parameter an attacker is able to redirect users from the web application to an...

SUSE CVE-2025-24806

Authelia is an open-source authentication and authorization server providing two-factor authentication and single sign-on SSO for applications via a web portal. If users are allowed to sign in via both username and email the regulation system treats these as separate login events. This leads to t...

GO-2025-3468 Authelia applies regulation separately to Username-based logins to Email-based logins in github.com/authelia/authelia

Authelia applies regulation separately to Username-based logins to Email-based logins in github.com/authelia/authelia...

Brute-force Attack

github.com/authelia/authelia is vulnerable to Brute-force attacks. The vulnerability is due to the regulation system counting username and email logins separately, which increases the number of allowed attempts for an attacker...

CVE-2025-24806

Authelia is an open-source authentication and authorization server providing two-factor authentication and single sign-on SSO for applications via a web portal. If users are allowed to sign in via both username and email the regulation system treats these as separate login events. This leads to t...

CVE-2025-24806

Authelia is an open-source authentication and authorization server providing two-factor authentication and single sign-on SSO for applications via a web portal. If users are allowed to sign in via both username and email the regulation system treats these as separate login events. This leads to t...

CVE-2025-24806 Regulation applies separately to Username-based logins to Email-based logins in authelia

Authelia is an open-source authentication and authorization server providing two-factor authentication and single sign-on SSO for applications via a web portal. If users are allowed to sign in via both username and email the regulation system treats these as separate login events. This leads to t...

CVE-2025-24806 Regulation applies separately to Username-based logins to Email-based logins in authelia

Authelia is an open-source authentication and authorization server providing two-factor authentication and single sign-on SSO for applications via a web portal. If users are allowed to sign in via both username and email the regulation system treats these as separate login events. This leads to t...

CVE-2025-24806 Regulation applies separately to Username-based logins to Email-based logins in authelia

Authelia is an open-source authentication and authorization server providing two-factor authentication and single sign-on SSO for applications via a web portal. If users are allowed to sign in via both username and email the regulation system treats these as separate login events. This leads to t...

CVE-2025-24806

Authelia (open-source authentication server) has a flaw where allowing sign-in via both username and email can cause login events to be counted separately, effectively doubling regulation limits and increasing brute-force risk when two-factor is not enforced or passwords are weak. The issue has a...

Authelia 安全漏洞

Authelia is an open source single sign-on multi-factor portal for web applications by Authelia. A security vulnerability exists in Authelia versions prior to 4.38.19, which stems from a flaw in the login restriction mechanism, leading to an increased risk of brute force break-in...

GO-2024-2744 Access control change may take longer than expected in github.com/authelia/authelia/v4

If the file authentication backend is being used, the ewatch option is set to true, the refresh interval is configured to a non-disabled value, and an administrator changes a user's groups, then that user may be able to access resources that their previous groups had access to...

Improper Preservation Of Permissions

github.com/authelia/authelia/ is vulnerable to Improper Preservation Of Permissions. The vulnerability is due to a flaw in the implementation of user group management. This can lead to unexpected outcomes like the changes to a user group are not taken into account by access control for longer tha...

Authelia's Group Changes may not have the expected results (YAML file backend)

Impact Under very specific conditions changes to a users groups may not have the expected results. The specific conditions are: The file authentication backend is being used. The watch option is set to true. The refreshinterval is configured to a non-disabled value. The users groups are adjusted ...