CVE-2026-11787

5.0 MEDIUM
Published: June 09, 2026 Modified: June 12, 2026
View on NVD

Description

A flaw was found in 389 Directory Server. The ldap_utf8prev() function reads bytes before the start of a buffer without bounds checking, causing a heap buffer over-read in string filter parsing that may influence internal filter processing behavior.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://access.redhat.com/security/cve/CVE-2026-11787
Source: secalert@redhat.com
Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2485425
Source: secalert@redhat.com
Issue Tracking Vendor Advisory
https://redhat.atlassian.net/browse/PSIRTSUPT-7600
Source: secalert@redhat.com
Permissions Required

3 reference(s) from NVD

Quick Stats

CVSS v3 Score
5.0 / 10.0
EPSS (Exploit Probability)
0.2%
10th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

redhat