Open edX <2022-06-06 - Cross-Site Scripting

Open edX before 2022-06-06 contains a reflected cross-site scripting vulnerability via the 'next' parameter in the logout URL. id: CVE-2022-32195 info: name: Open edX 2022-06-06 - Cross-Site Scripting author: arafatansari severity: medium description: | Open edX before 2022-06-06 contains a...

The vulnerability of the validate_timestamp_and_nonce() function in the online training platform Open edX Platform allows attackers to circumvent security restrictions and gain unauthorized access to protected information.

The vulnerability of the validatetimestampandnonce function in the online training platform Open edX Platform relates to bypassing the authentication process. Exploiting this vulnerability could allow a malicious actor to circumvent security restrictions and gain unauthorized access to protected...

The vulnerability of the set_course_mode_price() function on the online training platform Open edX allows a violator to gain access to read and modify data.

The vulnerability of the setcoursemodeprice function on the online training platform Open edX is related to deficiencies in the authentication process. Exploiting this vulnerability could allow a malicious actor to gain access and modify data...

CVE-2026-55421

Open edX Platform enables the authoring and delivery of online learning at any scale. Prior to commit 00b7c3c, the endpoint accepts user-supplied files.url, performs a server-side fetch using "requests.geturl, allowredirects=True". The fetched bytes are then returned inside a ZIP response. This...

CVE-2026-53635

Open edX Platform enables the authoring and delivery of online learning at any scale. Prior to commit 59bb6d6, the view function setcoursemodeprice at lms/djangoapps/instructor/views/instructordashboard.py:430 is decorated only with @loginrequired and performs no course-level permission check. An...

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...

CVE-2026-55421

Open edX Platform is vulnerable to SSRF with response exfiltration in the Studio Video Download Endpoint. Prior to commit 00b7c3c, the endpoint accepts a user-supplied files[].url and performs a server-side fetch via requests.get(url, allow_redirects=True), returning the fetched bytes inside a ZI...

CVE-2026-55421 Open edX Platform: SSRF in Studio Video Download Endpoint

Open edX Platform enables the authoring and delivery of online learning at any scale. Prior to commit 00b7c3c, the endpoint accepts user-supplied files.url, performs a server-side fetch using "requests.geturl, allowredirects=True". The fetched bytes are then returned inside a ZIP response. This...

CVE-2026-55421 Open edX Platform: SSRF in Studio Video Download Endpoint

Open edX Platform enables the authoring and delivery of online learning at any scale. Prior to commit 00b7c3c, the endpoint accepts user-supplied files.url, performs a server-side fetch using "requests.geturl, allowredirects=True". The fetched bytes are then returned inside a ZIP response. This...

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

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-2026-53635

Open edX Platform is affected by an insufficient permission check in the set_course_mode_price() view at lms/djangoapps/instructor/views/instructor_dashboard.py:430. The endpoint is protected only by @login_required and performs no course-level authorization, meaning any authenticated user —inclu...

EUVD-2026-70221

Open edX Platform enables the authoring and delivery of online learning at any scale. Prior to commit 59bb6d6, the view function setcoursemodeprice at lms/djangoapps/instructor/views/instructordashboard.py:430 is decorated only with @loginrequired and performs no course-level permission check. An...

CVE-2026-53635 Open edX Platform: Insufficient Permission on set_course_mode_price()

Open edX Platform enables the authoring and delivery of online learning at any scale. Prior to commit 59bb6d6, the view function setcoursemodeprice at lms/djangoapps/instructor/views/instructordashboard.py:430 is decorated only with @loginrequired and performs no course-level permission check. An...

CVE-2026-42860

The Open edx Enterprise Service app provides enterprise features to the Open edX platform. From 7.0.2 to 7.0.4, the syncproviderdata endpoint in SAMLProviderDataViewSet fetches SAML metadata from a URL stored in SAMLProviderConfig.metadatasource. An authenticated user with the Enterprise Admin ro...

CVE-2026-42857

Open edX Platform enables the authoring and delivery of online learning at any scale. The HTML sanitizer cleanthreadhtmlbody used for discussion notification emails fails to remove...

CVE-2026-42857

Open edX Platform enables the authoring and delivery of online learning at any scale. The HTML sanitizer cleanthreadhtmlbody used for discussion notification emails fails to remove tags from user-generated discussion post content. This content is rendered with Django's |safe template filter in...

PYSEC-2026-58

The Open edx Enterprise Service app provides enterprise features to the Open edX platform. From 7.0.2 to 7.0.4, the syncproviderdata endpoint in SAMLProviderDataViewSet fetches SAML metadata from a URL stored in SAMLProviderConfig.metadatasource. An authenticated user with the Enterprise Admin ro...

CVE-2026-42858

Open edX Platform enables the authoring and delivery of online learning at any scale. The syncproviderdata endpoint in SAMLProviderDataViewSet allows authenticated Enterprise Admin users to supply an arbitrary URL via the metadataurl POST parameter. This URL is passed directly to requests.get in...