CVE-2026-103389 MISP Stored Cross-Site Scripting via Unvalidated Galaxy Icon Field in Correlation Graph

MISP contains a stored cross-site scripting XSS vulnerability in the galaxy icon handling path. The icon field of a galaxy object was persisted without any server-side validation through the galaxy add, edit, and sync/import capture endpoints. The stored value was subsequently concatenated direct...

CVE-2026-103389

MISP versions prior to 2.5.48 are vulnerable to a stored cross-site scripting (XSS) vulnerability in the galaxy icon handling path. The root cause is the lack of server-side validation on the icon field of a galaxy object during add, edit, and sync/import capture operations. The D3-based correlat...

CVE-2026-103389 MISP Stored Cross-Site Scripting via Unvalidated Galaxy Icon Field in Correlation Graph

MISP contains a stored cross-site scripting XSS vulnerability in the galaxy icon handling path. The icon field of a galaxy object was persisted without any server-side validation through the galaxy add, edit, and sync/import capture endpoints. The stored value was subsequently concatenated direct...

EUVD-2026-89965

MISP contains a stored cross-site scripting XSS vulnerability in the galaxy icon handling path. The icon field of a galaxy object was persisted without any server-side validation through the galaxy add, edit, and sync/import capture endpoints. The stored value was subsequently concatenated direct...

CVE-2026-103388

MISP renders the source field of a Galaxy Cluster as a clickable hyperlink whenever the stored value passes PHP's FILTERVALIDATEURL validation. Because FILTERVALIDATEURL accepts the javascript: URI scheme, a user with galaxy editor privileges on the local instance or on a synced instance could...

EUVD-2026-89964

MISP renders the source field of a Galaxy Cluster as a clickable hyperlink whenever the stored value passes PHP's FILTERVALIDATEURL validation. Because FILTERVALIDATEURL accepts the javascript: URI scheme, a user with galaxy editor privileges on the local instance or on a synced instance could...

CVE-2026-103388 MISP Stored Cross-Site Scripting via JavaScript URL in Galaxy Cluster Source Field

MISP renders the source field of a Galaxy Cluster as a clickable hyperlink whenever the stored value passes PHP's FILTERVALIDATEURL validation. Because FILTERVALIDATEURL accepts the javascript: URI scheme, a user with galaxy editor privileges on the local instance or on a synced instance could...

CVE-2026-103388 MISP Stored Cross-Site Scripting via JavaScript URL in Galaxy Cluster Source Field

MISP renders the source field of a Galaxy Cluster as a clickable hyperlink whenever the stored value passes PHP's FILTERVALIDATEURL validation. Because FILTERVALIDATEURL accepts the javascript: URI scheme, a user with galaxy editor privileges on the local instance or on a synced instance could...

CVE-2026-103388

Versions of MISP prior to 2.5.48 are vulnerable to a Stored Cross-Site Scripting (XSS) flaw in the Galaxy Cluster source field . The vulnerability occurs because the application renders the source field as a clickable hyperlink if it passes PHP's FILTER_VALIDATE_URL validation, which incorrectly ...

CVE-2026-103321

MISP contains a stored cross-site script XSS vulnerability in the event graph preview feature. The event graph preview image field was accepted and stored without server-side validation. On the client side, the stored value was rendered into an HTML img element's src attribute via string...

EUVD-2026-89800

MISP contains a stored cross-site script XSS vulnerability in the event graph preview feature. The event graph preview image field was accepted and stored without server-side validation. On the client side, the stored value was rendered into an HTML img element's src attribute via string...

CVE-2026-103321

MISP versions prior to the fix (applied after v2.5.48 ) are vulnerable to a stored Cross-Site Scripting (XSS) vulnerability in the event graph preview feature. The root cause is a lack of server-side validation for the preview image field; the application renders this stored value into an HTML im...

CVE-2026-103321

MISP contains a stored cross-site script XSS vulnerability in the event graph preview feature. The event graph preview image field was accepted and stored without server-side validation. On the client side, the stored value was rendered into an HTML img element's src attribute via string...

CVE-2026-103321 MISP Stored Cross-Site Scripting (XSS) via Unvalidated Event Graph Preview Image

MISP contains a stored cross-site script XSS vulnerability in the event graph preview feature. The event graph preview image field was accepted and stored without server-side validation. On the client side, the stored value was rendered into an HTML img element's src attribute via string...

CVE-2026-103321 MISP Stored Cross-Site Scripting (XSS) via Unvalidated Event Graph Preview Image

MISP contains a stored cross-site script XSS vulnerability in the event graph preview feature. The event graph preview image field was accepted and stored without server-side validation. On the client side, the stored value was rendered into an HTML img element's src attribute via string...

CVE-2026-103321 MISP Stored Cross-Site Scripting (XSS) via Unvalidated Event Graph Preview Image

MISP contains a stored cross-site script XSS vulnerability in the event graph preview feature. The event graph preview image field was accepted and stored without server-side validation. On the client side, the stored value was rendered into an HTML img element's src attribute via string...

CVE-2026-103239

MISP contains a privilege escalation vulnerability in the tag collection creation and editing functionality. The affected actions accepted the full HTTP request payload and passed it to a bulk-association save operation, which writes not only the intended tag collection record but also any...

CVE-2026-103235

MISP contains a mass assignment vulnerability in the event delegation feature. When a user with delegation permission submits a delegation request, the application authorized the user against the event identified in the URL but then persisted the entire submitted record, including caller-supplied...

CVE-2026-103237

MISP contains an improper input validation vulnerability in its ORM save path. When a user submits data through various endpoints attribute add/edit, event edit, free-text import, sighting capture, shadow attribute proposal, event report creation, object reference add, user admin edit, the...

CVE-2026-103239 MISP Tag Collection Save Allows Privilege Escalation via Sibling Model Injection

MISP contains a privilege escalation vulnerability in the tag collection creation and editing functionality. The affected actions accepted the full HTTP request payload and passed it to a bulk-association save operation, which writes not only the intended tag collection record but also any...