CVE-2026-11788
5.9
MEDIUM
CVSS 3.1
Description
A flaw was found in 389 Directory Server. The dereference control plugin does not check for allocation failure before using a BER structure, allowing an unauthenticated remote attacker to crash the LDAP server when the system is under memory pressure.
How to fix CVE-2026-11788
No fixed version has been published yet. Mitigate by removing the affected package or applying upstream guidance from the references below.
- Debian/389-ds-base—no fix listed
Is CVE-2026-11788 being exploited?
No exploitation signal available. Neither CISA KEV nor a current EPSS score has been published for CVE-2026-11788.
Affected packages (1)
- from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |