What is CVE-2026-44671?

CVE-2026-44671 is a high-severity vulnerability in Zitadel, classified under LDAP Injection. CVSS score: 7.5/10. Published 2026-05-14.

How severe is CVE-2026-44671?

High severity. CVSS v3 base score is 7.5 out of 10.

LDAP Injection in Zitadel

CVE-2026-44671

ZITADEL is an open source identity management platform. From 2.71.11 to before 3.4.10 and 4.15.0, a vulnerability was discovered in Zitadel's LDAP identity provider implementation, which fails to properly escape user-provided usernames bef…

EPSS: 0.001 (29.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Zitadel — versions >= 2.71.11, < 3.4.10, >= 4.0.0, < 4.15.0

Weakness classification (CWE)

CWE-90 — LDAP Injection

References

security-advisories@github.com (x_refsource_CONFIRM, Patch, Mitigation, Vendor Advisory)
security-advisories@github.com (Product, x_refsource_MISC, Release Notes)
security-advisories@github.com (Product, x_refsource_MISC, Release Notes)

Frequently asked questions

What is CVE-2026-44671?: CVE-2026-44671 is a high-severity vulnerability in Zitadel, classified under LDAP Injection. CVSS score: 7.5/10. Published 2026-05-14.
How severe is CVE-2026-44671?: High severity. CVSS v3 base score is 7.5 out of 10.