83 matches found
EUVD-2026-38083
Authelia has an Edge Case Access Control Rule Mismatch...
GHSA-J748-H363-WQJ8 Authelia has an Edge Case Access Control Rule Mismatch
Impact CVSSv4 Baseline Score: Low 2.4 CVSSv4 Weighted Score: Low 1.3 The full CVSSv4 Vector for this vulnerability is: CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/E:P/CR:H/IR:L/AR:L/MAV:N/MAC:H/MAT:P/MPR:L/MVC:L/MVI:N/MVA:N/MSC:L/MSI:N/MSA:N/S:N/AU:Y/R:U/V:D/RE:L/U:Amber...
CVE-2026-48794
Authelia is an open-source authentication and authorization server providing two-factor authentication and single sign-on SSO for applications via a web portal. In versions 4.36.0 through 4.39.19, due to lack of canonicalization of domains in very specific edge cases, an access control rule may b...
CVE-2026-47203
Authelia is an open-source authentication and authorization server providing two-factor authentication and single sign-on SSO for applications via a web portal. In versions 4.38.0 through 4.39.19, when a user authenticates via Basic Auth i.e via the Authorization header with the Basic scheme on t...
CVE-2026-48794 Authelia has an Edge Case Access Control Rule Mismatch
Authelia is an open-source authentication and authorization server providing two-factor authentication and single sign-on SSO for applications via a web portal. In versions 4.36.0 through 4.39.19, due to lack of canonicalization of domains in very specific edge cases, an access control rule may b...
CVE-2026-48794
Authelia is an open-source authentication and authorization server providing two-factor authentication and single sign-on SSO for applications via a web portal. In versions 4.36.0 through 4.39.19, due to lack of canonicalization of domains in very specific edge cases, an access control rule may b...
CVE-2026-48794
CVE-2026-48794 affects Authelia (versions 4.36.0–4.39.19). A domain canonicalization edge case can cause an access control rule to be skipped when it should match a request, under very specific conditions involving forwarded authorization, multi-segment subdomains (e.g., a.b.example.com vs exampl...
CVE-2026-47203 Authelia Missing Username Canonicalization in Basic Auth (LDAP)
Authelia is an open-source authentication and authorization server providing two-factor authentication and single sign-on SSO for applications via a web portal. In versions 4.38.0 through 4.39.19, when a user authenticates via Basic Auth i.e via the Authorization header with the Basic scheme on t...
CVE-2026-47203
Authelia is an open-source authentication and authorization server providing two-factor authentication and single sign-on SSO for applications via a web portal. In versions 4.38.0 through 4.39.19, when a user authenticates via Basic Auth i.e via the Authorization header with the Basic scheme on t...
CVE-2026-47203
CVE-2026-47203 (Authelia) affects Authelia 4.38.0–4.39.19 where using Basic Auth on the authz verification endpoint exposes a bug: the username extracted from the Authorization header is passed to the ban/attempt regulation as-is, while LDAP binds are case-insensitive but regulation SQL lookups c...
PT-2026-51025
Name of the Vulnerable Software and Affected Versions Authelia versions 4.36.0 through 4.39.19 Description Authelia is an open-source authentication and authorization server providing two-factor authentication and single sign-on SSO. A lack of domain canonicalization in specific edge cases can...
CVE-2026-44649
SillyTavern is a locally installed user interface that allows users to interact with text generation large language models, image generation engines, and text-to-speech voice models. Prior to 1.18.0, SillyTavern accepts Remote-User Authelia and X-Authentik-Username Authentik HTTP headers to...
Authelia Missing Username Canonicalization in Basic Auth (LDAP)
Impact CVSSv4 Baseline Score: Moderate 6.3 CVSSv4 Weighted Score: Low 2.9 The full CVSSv4 Vector for this vulnerability is:...
GHSA-HJJ4-HFJM-FMRJ Authelia Missing Username Canonicalization in Basic Auth (LDAP)
Impact CVSSv4 Baseline Score: Moderate 6.3 CVSSv4 Weighted Score: Low 2.9 The full CVSSv4 Vector for this vulnerability is:...
CVE-2026-44649
SillyTavern is a locally installed user interface that allows users to interact with text generation large language models, image generation engines, and text-to-speech voice models. Prior to 1.18.0, SillyTavern accepts Remote-User Authelia and X-Authentik-Username Authentik HTTP headers to...
CVE-2026-44649 SillyTavern: Authentication Bypass via SSO Header Injection
SillyTavern is a locally installed user interface that allows users to interact with text generation large language models, image generation engines, and text-to-speech voice models. Prior to 1.18.0, SillyTavern accepts Remote-User Authelia and X-Authentik-Username Authentik HTTP headers to...
EUVD-2026-33401
SillyTavern is a locally installed user interface that allows users to interact with text generation large language models, image generation engines, and text-to-speech voice models. Prior to 1.18.0, SillyTavern accepts Remote-User Authelia and X-Authentik-Username Authentik HTTP headers to...
CVE-2026-44649
SillyTavern is a locally installed user interface that allows users to interact with text generation large language models, image generation engines, and text-to-speech voice models. Prior to 1.18.0, SillyTavern accepts Remote-User Authelia and X-Authentik-Username Authentik HTTP headers to...
GHSA-GXX6-H3G6-VWJH SillyTavern has Authentication Bypass via SSO Header Injection
Resolution SillyTavern 1.18.0 now includes a configuration option to limit which IP addresses can authorize using SSO headers, limiting to just loopback addresses by default. A setting can be customized according to user's needs. Documentation: https://docs.sillytavern.app/administration/sso/...
SillyTavern has Authentication Bypass via SSO Header Injection
Resolution SillyTavern 1.18.0 now includes a configuration option to limit which IP addresses can authorize using SSO headers, limiting to just loopback addresses by default. A setting can be customized according to user's needs. Documentation: https://docs.sillytavern.app/administration/sso/...