Moodle LTI module Reflected - Cross-Site Scripting

A reflected XSS issue was identified in the LTI module of Moodle. The vulnerability exists due to insufficient sanitization of user-supplied data in the LTI module. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's brows...

CVE-2026-102628

The Cadmos LTI application hosted at cadmos.eummena.io had Laravel debug mode enabled APPDEBUG=true, APPENV=local in a publicly accessible environment. An unauthenticated attacker could send a GET request and trigger an unhandled exception, causing Laravel to expose the entire server environment,...

CVE-2026-102628

The Cadmos LTI application (hosted at cadmos.eummena.io) was vulnerable because Laravel debug mode was enabled (APP_DEBUG=true, APP_ENV=local) in a publicly accessible environment. An unauthenticated attacker could trigger an unhandled exception via a GET request , causing the application to expo...

EUVD-2026-91033

The Cadmos LTI application hosted at cadmos.eummena.io had Laravel debug mode enabled APPDEBUG=true, APPENV=local in a publicly accessible environment. An unauthenticated attacker could send a GET request and trigger an unhandled exception, causing Laravel to expose the entire server environment,...

CVE-2026-53636

Open edX Platform enables the authoring and delivery of online learning at any scale. Prior to commit 3a5ac85, a security vulnerability has been identified in the Open edX LMS platform's LTI Learning Tools Interoperability Provider implementation. The validatetimestampandnonce function in...

EUVD-2026-70222

Open edX Platform enables the authoring and delivery of online learning at any scale. Prior to commit 3a5ac85, a security vulnerability has been identified in the Open edX LMS platform's LTI Learning Tools Interoperability Provider implementation. The validatetimestampandnonce function in...

CVE-2026-53636 Open edX LTI OAuth Replay Attack

Open edX Platform enables the authoring and delivery of online learning at any scale. Prior to commit 3a5ac85, a security vulnerability has been identified in the Open edX LMS platform's LTI Learning Tools Interoperability Provider implementation. The validatetimestampandnonce function in...

CVE-2026-53636 Open edX LTI OAuth Replay Attack

Open edX Platform enables the authoring and delivery of online learning at any scale. Prior to commit 3a5ac85, a security vulnerability has been identified in the Open edX LMS platform's LTI Learning Tools Interoperability Provider implementation. The validatetimestampandnonce function in...

CVE-2026-53636

The Open edX LMS platform has a replay vulnerability in its LTI (Learning Tools Interoperability) Provider implementation. The validate_timestamp_and_nonce function in lms/djangoapps/lti_provider/signature_validator.py does not validate OAuth nonces or timestamps, allowing an attacker who capture...

CVE-2026-53636: Authentication Bypass by Capture-replay

Open edX Platform enables the authoring and delivery of online learning at any scale. Prior to commit 3a5ac85, a security vulnerability has been identified in the Open edX LMS platform's LTI Learning Tools Interoperability Provider implementation. The validatetimestampandnonce function in...

PT-2026-84818

Open edX Platform enables the authoring and delivery of online learning at any scale. Prior to commit 3a5ac85, a security vulnerability has been identified in the Open edX LMS platform's LTI Learning Tools Interoperability Provider implementation. The validate timestamp and nonce function in...

CVE-2026-80428: Deserialization of Untrusted Data

ILIAS before versions 9.22, 10.10, and 11.3 contains an unauthenticated PHP object injection vulnerability that allows unauthenticated attackers to execute arbitrary code by injecting serialized objects through the LTI authentication endpoint and triggering deserialization via the Shibboleth...

EUVD-2026-60549

Mahara before 25.04.5 and 26.04.0 is vulnerable to unauthorized access to internal accounts via Learning Tools Interoperability LTI under certain circumstances. This applies to LTI 1.1 and LTI 1.3 Advantage...

CVE-2026-42163

Mahara before 25.04.5 and 26.04.0 is vulnerable to unauthorized access to internal accounts via Learning Tools Interoperability LTI under certain circumstances. This applies to LTI 1.1 and LTI 1.3 Advantage...

CVE-2026-42163

Mahara before 25.04.5 and 26.04.0 is vulnerable to unauthorized access to internal accounts via Learning Tools Interoperability LTI under certain circumstances. This applies to LTI 1.1 and LTI 1.3 Advantage...

CVE-2026-42163: Improper Access Control

Mahara before 25.04.5 and 26.04.0 is vulnerable to unauthorized access to internal accounts via Learning Tools Interoperability LTI under certain circumstances. This applies to LTI 1.1 and LTI 1.3 Advantage...

CVE-2026-42163

Mahara before 25.04.5 and 26.04.0 is vulnerable to unauthorized access to internal accounts via Learning Tools Interoperability LTI under certain circumstances. This applies to LTI 1.1 and LTI 1.3 Advantage...

PT-2026-76868

Name of the Vulnerable Software and Affected Versions Mahara versions prior to 25.04.5 Mahara versions prior to 26.04.0 Description Unauthorized access to internal accounts is possible via Learning Tools Interoperability LTI, which is a standard for connecting learning applications. This issue...

CVE-2026-42163

Versions of Mahara prior to 25.04.5 and 26.04.0 are vulnerable to unauthorized access to internal accounts. This security flaw occurs under certain circumstances when using Learning Tools Interoperability (LTI) , specifically affecting both LTI 1.1 and LTI 1.3 Advantage . While the vulnerability ...

PYSEC-2026-2533 LTI JupyterHub Authenticator: Unbounded Memory Growth via Nonce Storage (Denial of Service)

Summary The LTI 1.1 validator stores OAuth nonces in a class-level dictionary that grows without bounds. Nonces are added before signature validation, so an attacker with knowledge of a valid consumer key can send repeated requests with unique nonces to gradually exhaust server memory, causing a...