Vendor
Apereo
18 known vulnerabilities.
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Medium 4.8
Stored XSS in pre-login notice via reachable legacy logon route
In openEQUELLA before 2026.2, the pre-login notice is stored as HTML and rendered on the legacy logon page without encoding or sanitisation. A user holding the EDIT_SYSTEM_SETTINGS permission can set a notice containing an arbitrary script (PUT /api/preloginn…
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Medium 6.9
Unauthenticated IDOR Enables Disclosure of Other Users’ last-known details
In openEQUELLA before 2026.1, the GET /api/userquery/userinfobackup endpoint performs no authentication or authorisation check. An unauthenticated attacker who supplies another user's uniqueId can retrieve that user's stored personal details (username, first …
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Medium 6.1
XML External Entity (XXE) Vulnerability in SOAP Interface Allows External Entity Expansion
In openEQUELLA before 2026.1, the SOAP API parses XML supplied in the stopEdit operation with a parser that resolves external entities. This allows an attacker to read arbitrary files accessible to the openEQUELLA service or cause the server to issue requests…
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Medium 4.8
Stored XSS via Pre-Login Notice Image Upload Serves Attacker HTML from Application Origin
In openEQUELLA before 2026.1, the pre-login notice image upload endpoint (PUT /api/preloginnotice/image/{name}) does not validate the type of uploaded files and serves them with a Content-Type derived from the supplied filename. A user holding the EDIT_SYSTEM…
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Medium 4.3
Apereo CAS CasConfigurationMetadataServerController.java redos
A vulnerability was found in Apereo CAS 5.2.6. It has been declared as problematic. This vulnerability affects unknown code of the file cas-5.2.6\core\cas-server-core-configuration-metadata-repository\src\main\java\org\apereo\cas\metadata\rest\CasConfiguratio…
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Medium 5.0
Apereo CAS Groovy Code RegisteredServiceSimpleFormController.java saveService code injection
A vulnerability was found in Apereo CAS 5.2.6 and classified as critical. Affected by this issue is the function saveService of the file cas-5.2.6\webapp-mgmt\cas-management-webapp-support\src\main\java\org\apereo\cas\mgmt\services\web\RegisteredServiceSimple…
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Medium 6.3
Apereo CAS 2FA login improper authentication
A vulnerability was found in Apereo CAS 6.6. It has been classified as critical. This affects an unknown part of the file /login?service of the component 2FA. The manipulation leads to improper authentication. It is possible to initiate the attack remotely. T…
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Medium 4.3
Apereo CAS login redirect
A vulnerability has been found in Apereo CAS 6.6 and classified as problematic. Affected by this vulnerability is an unknown functionality of the file /login. The manipulation of the argument redirect_uri leads to open redirect. The attack can be launched rem…
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Medium 4.0
LDAP password leak in Apereo CAS - GHSL-2023-009
Apereo CAS is an open source multilingual single sign-on solution for the web. Apereo CAS can be configured to use authentication based on client X509 certificates. These certificates can be provided via TLS handshake or a special HTTP header, such as “ssl_cl…