๐Ÿ” CVE Alert

CVE-2026-11770

HIGH 7.5

389-ds-base: 389-ds-base: pre-auth ldap filter injection in cleanallruv status check

CVSS Score
7.5
EPSS Score
0.0%
EPSS Percentile
0th

A flaw was found in 389 Directory Server. An unauthenticated remote attacker can inject LDAP search filters into the CleanAllRUV replication status-check extended operation. Because the handler performs the search against cn=config with elevated replication plugin privileges and returns a boolean match result, the attacker can extract sensitive server configuration metadata, including replication bind DNs and password storage scheme information.

CWE CWE-90
Vendor red hat
Product red hat directory server 11
Published Jul 31, 2026
Last Updated Jul 31, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

Affected Versions

Red Hat / Red Hat Directory Server 11
All versions affected
Red Hat / Red Hat Directory Server 12
All versions affected
Red Hat / Red Hat Directory Server 13
All versions affected
Red Hat / Red Hat Enterprise Linux 10
All versions affected
Red Hat / Red Hat Enterprise Linux 6
All versions affected
Red Hat / Red Hat Enterprise Linux 7
All versions affected
Red Hat / Red Hat Enterprise Linux 8
All versions affected
Red Hat / Red Hat Enterprise Linux 9
All versions affected

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
access.redhat.com: https://access.redhat.com/security/cve/CVE-2026-11770 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2484802 github.com: https://github.com/389ds/389-ds-base/blob/main/ldap/servers/plugins/replication/repl_extop.c

Credits

This issue was discovered by Ian Murphy (Red Hat).