app/Controller/TemplatesController.php in Malware Information Sharing Platform (MISP) before 2.3.92 does not properly restrict filenames under the tmp/files/ directory, which has unspecified impact and attack vectors.

Multiple cross-site scripting (XSS) vulnerabilities in the template-creation feature in Malware Information Sharing Platform (MISP) before 2.3.90 allow remote attackers to inject arbitrary web script or HTML via vectors involving (1) add.ctp, (2) edit.ctp, and (3) ajaxification.js.

Malware Information Sharing Platform (MISP) before 2.3.90 allows remote attackers to conduct PHP object injection attacks via crafted serialized data, related to TemplatesController.php and populate_event_from_template_attributes.ctp.

When MISP before 2.4.80 is configured with X.509 certificate authentication (CertAuth) in conjunction with a non-MISP external user management ReST API, if an external user provides X.509 certificate authentication and this API returns an empty value, the unauthenticated user can be granted access as an arbitrary user.

MISP before 2.4.81 has a potential reflected XSS in a quickDelete action that is used to delete a sighting, related to app/View/Sightings/ajax/quickDeleteConfirmationForm.ctp and app/webroot/js/misp.js.

In the sharingGroupPopulateOrganisations function in app/webroot/js/misp.js in MISP 2.4.82, there is XSS via a crafted organisation name that is manually added.

app/webroot/js/misp.js in MISP 2.4.91 has a DOM based XSS with cortex type attributes.

In MISP before 2.4.89, app/View/Events/resolved_attributes.ctp has multiple XSS issues via a malicious MISP module.

An issue was discovered in app/Model/Attribute.php in MISP before 2.4.89. There is a critical API integrity bug, potentially allowing users to delete attributes of other events. A crafted edit for an event (without attribute UUIDs but attribute IDs set) could overwrite an existing attribute.

app/Controller/UsersController.php in MISP before 2.4.164 allows attackers to discover role names (this is information that only the site admin should have).

In MISP before 2.4.167, there is XSS in the template file uploads in app/View/Templates/upload_file.ctp.

In MISP 2.4.167, app/webroot/js/event-graph.js has an XSS vulnerability via an event-graph preview payload.

In MISP 2.4.167, app/Controller/Component/ACLComponent.php has incorrect access control for the decaying import function.

app/View/AuthKeys/authkey_display.ctp in MISP through 2.4.167 has an XSS in authkey add via a Referer field.

js/event-graph.js in MISP before 2.4.169 allows XSS via event-graph node tooltips.

js/event-graph.js in MISP before 2.4.169 allows XSS via the event-graph relationship tooltip.

In MISP 2.4.169, app/Lib/Tools/CustomPaginationTool.php allows XSS in the community index.

MISP 2.4.172 mishandles different certificate file extensions in server sync. An attacker can obtain sensitive information because of the nature of the error messages.

In MISP before 2.4.172, title_for_layout is not properly sanitized in Correlations, CorrelationExclusions, and Layouts.

An issue was discovered in MISP before 2.4.176. app/Controller/Component/IndexFilterComponent.php does not properly filter out query parameters.

An issue was discovered in MISP before 2.4.176. app/Model/AppModel.php mishandles order clauses.

An issue was discovered in MISP before 2.4.176. app/Model/AppModel.php mishandles filters.

An issue was discovered in MISP before 2.4.176. app/Model/AppModel.php lacks a checkParam function for alphanumerics, underscore, dash, period, and space.

An issue was discovered in MISP before 2.4.176. app/Controller/AppController.php mishandles parameter parsing.