Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the processing of OpenID Connect tokens. An attacker can access internal network resources and potentially obtain sensitive information by submitting specially crafted tokens that trigger unauthorize...

Octo STS Unauthenticated SSRF by abusing fields in OpenID Connect tokens

Summary Octo-STS versions before v0.5.3 are vulnerable to unauthenticated SSRF by abusing fields in OpenID Connect tokens. Malicious tokens were shown to trigger internal network requests which could reflect error logs with sensitive information. Please upgrade to v0.5.3 to resolve this issue. Th...

CVE-2025-52477

Octo-STS is a GitHub App that acts like a Security Token Service STS for the GitHub API. Octo-STS versions before v0.5.3 are vulnerable to unauthenticated SSRF by abusing fields in OpenID Connect tokens. Malicious tokens were shown to trigger internal network requests which could reflect error lo...

CVE-2025-52477 Octo-STS Vulnerable to Unauthenticated SSRF with HTTP Response Reflection in OIDC Flow

Octo-STS is a GitHub App that acts like a Security Token Service STS for the GitHub API. Octo-STS versions before v0.5.3 are vulnerable to unauthenticated SSRF by abusing fields in OpenID Connect tokens. Malicious tokens were shown to trigger internal network requests which could reflect error lo...

CVE-2025-52477 Octo-STS Vulnerable to Unauthenticated SSRF with HTTP Response Reflection in OIDC Flow

Octo-STS is a GitHub App that acts like a Security Token Service STS for the GitHub API. Octo-STS versions before v0.5.3 are vulnerable to unauthenticated SSRF by abusing fields in OpenID Connect tokens. Malicious tokens were shown to trigger internal network requests which could reflect error lo...

CVE-2025-52477

CVE-2025-52477 affects Octo-STS, a GitHub App acting as a Security Token Service for the GitHub API. The vulnerability is an unauthenticated SSRF that can be triggered by abusing fields in OpenID Connect tokens, causing internal network requests and potential exposure of sensitive information in ...

mod_auth_openidc: DoS via Empty POST in mod_auth_openidc with OIDCPreservePost Enabled

A flaw was found in the modauthopenidc module for Apache httpd. This flaw allows a remote, unauthenticated attacker to trigger a denial of service by sending an empty POST request when the OIDCPreservePost directive is enabled. The server crashes consistently, affecting availability...

RHEL 9 : mod_auth_openidc (RHSA-2025:9396)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2025:9396 advisory. The modauthopenidc is an OpenID Connect authentication module for Apache HTTP Server. It enables an Apache HTTP Server to operate as an OpenID Connec...

ALSA-2025:9396 Important: mod_auth_openidc security update

The modauthopenidc is an OpenID Connect authentication module for Apache HTTP Server. It enables an Apache HTTP Server to operate as an OpenID Connect Relying Party and/or OAuth 2.0 Resource Server. Security Fixes: modauthopenidc: DoS via Empty POST in modauthopenidc with OIDCPreservePost Enabled...

Important: mod_auth_openidc security update

The modauthopenidc is an OpenID Connect authentication module for Apache HTTP Server. It enables an Apache HTTP Server to operate as an OpenID Connect Relying Party and/or OAuth 2.0 Resource Server. Security Fixes: modauthopenidc: DoS via Empty POST in modauthopenidc with OIDCPreservePost Enabled...

TencentOS Server 3: mod_auth_openidc:2.3 (TSSA-2022:0135)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2022:0135 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities...

SUSE CVE-2025-48374

zot is ancontainer image/artifact registry based on the Open Container Initiative Distribution Specification. Prior to version 2.1.3 corresponding to pseudoversion 1.4.4-0.20250522160828-8a99a3ed231f, when using Keycloak as an oidc provider, the clientsecret gets printed into the container stdout...

Next Generation Authentication for Data Spaces: an Authentication Flow Based on Grant Negotiation and Authorization Protocol for Verifiable Presentations (GNAP4VP)

Identity verification in Data Spaces is a fundamental aspect of ensuring security and privacy in digital environments. This paper presents an identity verification protocol tailored for shared data environments within Data Spaces. This protocol extends the Grant Negotiation and Authorization...

RHEL 9 : mod_auth_openidc (RHSA-2025:7419)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2025:7419 advisory. The modauthopenidc is an OpenID Connect authentication module for Apache HTTP Server. It enables an Apache HTTP Server to operate as an OpenID Connec...

CVE-2025-24399

Jenkins OpenId Connect Authentication Plugin 4.452.v2849bd3945fa and earlier, except 4.438.440.v3f5f201de5dc, treats usernames as case-insensitive, allowing attackers on Jenkins instances configured with a case-sensitive OpenID Connect provider to log in as any user by providing a username that...

CVE-2024-52512

useroidc app is an OpenID Connect user backend for Nextcloud. A malicious user could send a malformed login link that would redirect the user to a provided URL after successfully authenticating. It is recommended that the Nextcloud User OIDC app is upgraded to 6.1.0...

CVE-2024-52801

sftpgo is a full-featured and highly configurable event-driven file transfer solution. Server protocols: SFTP, HTTP/S, FTP/S, WebDAV. The OpenID Connect implementation allows authenticated users to brute force session cookies and thereby gain access to other users' data, since the cookies are...

CVE-2024-31209

oidcc is the OpenID Connect client library for Erlang. Denial of Service DoS by Atom exhaustion is possible by calling oidccproviderconfigurationworker:getproviderconfiguration/1 or oidccproviderconfigurationworker:getjwks/1. This issue has been patched in versions3.1.2 & 3.2.0-beta.3...

CVE-2024-25618

Mastodon is a free, open-source social network server based on ActivityPub. Mastodon allows new identities from configured authentication providers CAS, SAML, OIDC to attach to existing local users with the same e-mail address. This results in a possible account takeover if the authentication...

CVE-2024-21637

Authentik is an open-source Identity Provider. Authentik is a vulnerable to a reflected Cross-Site Scripting vulnerability via JavaScript-URIs in OpenID Connect flows with responsemode=formpost. This relatively user could use the described attacks to perform a privilege escalation. This...