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...

Important: Red Hat Security Advisory: mod_auth_openidc:2.3 security update

An update for the modauthopenidc:2.3 module is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a...

Important: Red Hat Security Advisory: mod_auth_openidc security update

An update for modauthopenidc is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating,...

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...

Important: Red Hat Security Advisory: mod_auth_openidc:2.3 security update

An update for the modauthopenidc:2.3 module is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity...

RHEL 8 : mod_auth_openidc:2.3 (RHSA-2025:10010)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2025:10010 advisory. The modauthopenidc is an OpenID Connect authentication module for Apache HTTP Server. It enables an Apache HTTP Server to operate as an OpenID Conne...

RHEL 9 : mod_auth_openidc (RHSA-2025:10007)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2025:10007 advisory. The modauthopenidc is an OpenID Connect authentication module for Apache HTTP Server. It enables an Apache HTTP Server to operate as an OpenID Conne...

RHEL 8 : mod_auth_openidc:2.3 (RHSA-2025:10004)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2025:10004 advisory. The modauthopenidc is an OpenID Connect authentication module for Apache HTTP Server. It enables an Apache HTTP Server to operate as an OpenID Conne...

RHEL 8 : mod_auth_openidc:2.3 (RHSA-2025:10006)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2025:10006 advisory. The modauthopenidc is an OpenID Connect authentication module for Apache HTTP Server. It enables an Apache HTTP Server to operate as an OpenID Conne...

Server Side Request Forgery (SSRF)

github.com/octo-sts/app is vulnerable to Server-Side Request Forgery SSRF. The vulnerability is due to insufficient validation and sanitization of OpenID Connect token fields, allowing attackers to craft tokens that trigger internal network requests...

The vulnerability of the authentication protocol implementation of the MongoDB database management system’s OIDC server allows a perpetrator to induce a service failure.

The vulnerability of the OIDC authentication protocol implementation in MongoDB database management systems is related to deficiencies in the mechanism for verifying input data. Exploiting this vulnerability allows a malicious actor to cause service failures by sending a specially crafted JSON fi...

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...

GHSA-H3QP-HWVR-9XCQ 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...

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...