Threat landscape
high

MISP und MISP Modules: Mehrere Schwachstellen

WID-SEC-2026-1547 · first 15.05.2026 · updated 15.05.2026 · CVSS 9,8

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What it is about

MISP ist eine Open-Source-Plattform für den Informationsaustausch über Bedrohungen. Ein Angreifer kann mehrere Schwachstellen in MISP und MISP Modules ausnutzen, um Informationen offenzulegen, um Admin-Rechte zu erlangen, Sicherheitsmaßnahmen zu umgehen, Daten zu manipulieren oder vertrauliche Informationen offenzulegen.

Under what conditions?

The BSI does not name any particular preconditions. Exploitable remotely according to the BSI.

What can happen in the worst case

An attacker could use the vulnerability to

  • Informationen offenzulegen
  • Admin-Rechte zu erlangen
  • Sicherheitsmaßnahmen zu umgehen
  • Daten zu manipulieren oder vertrauliche Informationen offenzulegen

Am I affected?

Affected according to the BSI:

  • Open Source MISP <2.5.37
  • Open Source MISP Modules <3.0.7

The installed version is usually shown under “Help → About” or in the device’s admin interface.

What helps?

Update to at least:

  • Open Source MISP 2.5.37
  • Open Source MISP Modules 3.0.7

Is the vulnerability already being exploited?

None of the CVEs is in the CISA catalogue of exploited vulnerabilities. That does not mean there are no attacks, only that none are documented.

Information and sources

CVE: CVE-2026-44363, CVE-2026-44364, CVE-2026-44379, CVE-2026-44380, CVE-2026-44381

Source: BSI warning and information service (CERT-Bund); CISA. The assessment of the conditions is my reading of the BSI text; the external pages are in their original language.

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