What is CVE-2026-44379?

CVE-2026-44379 is a medium-severity vulnerability in Misp, classified under Improper Input Validation. CVSS score: 5.3/10. Published 2026-05-13.

How severe is CVE-2026-44379?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Improper input validation in Misp

CVE-2026-44379

MISP is an open source threat intelligence and sharing platform. Prior to 2.5.37, MISP Collections did not enforce RFC 4122 UUID validation on the uuid field. As a result, a user able to create or modify Collection records could submit mal…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.000 (15.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

Affected products

Misp — versions < 2.5.37

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

security-advisories@github.com (Patch, x_refsource_MISC)
security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory)

Frequently asked questions

What is CVE-2026-44379?: CVE-2026-44379 is a medium-severity vulnerability in Misp, classified under Improper Input Validation. CVSS score: 5.3/10. Published 2026-05-13.
How severe is CVE-2026-44379?: Medium severity. CVSS v3 base score is 5.3 out of 10.