CVE-2026-11790A flaw was found in 389 Directory Server.
Updated under an hour ago ()
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It affects redhat directory_server and 2 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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A flaw was found in 389 Directory Server. The PBKDF2-SHA256 password storage plugin does not enforce an upper bound on the iteration count extracted from stored password hashes. A privileged attacker who can modify a user's password hash can cause excessive CPU consumption during authentication, resulting in denial of service.
- CVSS
- 4.9 MEDIUM (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-400
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Modified
- Record last updated
- Jul 23, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
redhat directory_server redhat:directory_server | 11.0; 12.0; 13.0 | NVD |
redhat 389_directory_server redhat:389_directory_server | 1.3.6.0 | NVD |
redhat enterprise_linux redhat:enterprise_linux | 7.0; 8.0; 9.0; 10.0 | NVD |
References
- https://access.redhat.com/security/cve/CVE-2026-11790vendor-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2485421issue-tracking, vendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.