WID-SEC-W-2026-3173

csafDEcert_bund

DeutschShown in its original language — a full translation is planned for a future version.

MISP: Mehrere Schwachstellen

view advisory published 2026-09-03

Ein Angreifer kann mehrere Schwachstellen in MISP ausnutzen, um Sicherheitsmechanismen zu umgehen, Informationen offenzulegen, Daten oder Sitzungen zu manipulieren und die Verfügbarkeit zu beeinträchtigen.

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describes (13)

Related CVEs.

IDseverity exploitable
CVE-2026-85547US——
A cross-site request forgery (CSRF) vulnerability exists in MISP due to form-security and CSRF protections being disabled based on whether an incoming request was identified as a R…
CVE-2026-85546US——
MISP contains a cross-site request forgery (CSRF) vulnerability in the sharing group quick-edit functionality. The addOrg, removeOrg, addServer, and removeServer actions share the…
CVE-2026-85538US—OT elevated—
An incorrect authorization vulnerability in MISP allowed authenticated users to delete attributes from events despite lacking the required perm_modify or perm_modify_org permission…
CVE-2026-85533US—OT elevated—
An authorization flaw in MISP allowed an authenticated user to submit a sharing_group_id without verifying that the user was authorized to use the referenced Sharing Group. In sev…
CVE-2026-85239USmedium6.5—
A vulnerability in MISP's event template handling allowed an authenticated user with permission to create or modify event templates to bypass validation of the template definition…
CVE-2026-85238USmedium6.8—
MISP contains a session fixation vulnerability in the CustomAuth authentication (a custom configuration) flow. When a user was successfully authenticated through CustomAuth, MISP s…
CVE-2026-85237UShigh8.1—
A vulnerability in MISP's email-based one-time password (OTP) authentication flow allowed an attacker to perform an unrestricted number of OTP verification attempts. The email_ot…
CVE-2026-85236UShigh8.8—
A cross-site request forgery (CSRF) vulnerability existed in the cullEmptyEvents action of MISP. The endpoint performed a state-changing and irreversible operation while accepting…
CVE-2026-85230USmedium5.4—
A persistent unsafe URL injection vulnerability exists in the MISP dashboard ButtonWidget configuration. Dashboard widget URLs were validated only when the widget was rendered and…
CVE-2026-85227USmedium6.1—
MISP contains a reflected Cross-Site Scripting (XSS) vulnerability in the event attribute filtering query builder. The taggedAttributes and galaxyAttachedAttributes URL parameters…
CVE-2026-85226USmedium4.3OT elevated—
MISP contains an authorization flaw in the OnDemand correlation engine where correlations were calculated solely from matching attribute values without applying the distribution, s…
CVE-2026-85221UScritical9.1—
MISP contains an improper TLS certificate validation vulnerability in CurlClient. The CurlClient::$verifyPeer property was not explicitly initialized and therefore defaulted to nul…
CVE-2026-85216UScritical9.8—
MISP contains an authentication bypass vulnerability in its LDAP and LinOTP authentication components due to insufficient validation of user-supplied credentials. The custom LdapA…
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references

External citations — patches, advisories, analysis.

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