Privilege escalation in Himmelblau-idm Himmelblau
CVE-2026-34397
Himmelblau is an interoperability suite for Microsoft Azure Entra ID and Intune. From versions 2.0.0-alpha to before 2.3.9 and 3.0.0-alpha to before 3.1.1, there is a conditional local privilege escalation vulnerability in an edge-case nam…
Vulnerability class: Privilege Escalation
EPSS: 0.002 (5.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N.
Affected products
- Himmelblau-idm Himmelblau — versions >= 2.0.0-alpha, < 2.3.9, >= 3.0.0-alpha, < 3.1.1
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Exploit, 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-2026-34397?
- CVE-2026-34397 is a medium-severity vulnerability in Himmelblau-idm Himmelblau, classified under Improper Privilege Management. CVSS score: 6.3/10. Published 2026-04-01.
- How severe is CVE-2026-34397?
- Medium severity. CVSS v3 base score is 6.3 out of 10.