CVE-2026-11770

HIGH
MEDIUM Priority: 0.04 BB Relevance: 75/100
Published: 2026-07-31 Modified: 2026-11-05 First seen: 2026-11-05 Status: active

Attack Surface

Network Low Complexity No Auth No Interaction Conf. Impact

CVSS Vector Breakdown

AV: Network
AC: Low
PR: None
UI: None
S: Unchanged
C: High
I: None
A: None

Description

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.

References & Advisories (19)

https://access.redhat.com/errata/RHSA-2026:55421
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:55422
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:55423
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:55424
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:55425
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:55426
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:55530
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:55532
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:55756
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:55757
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:55758
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:55794
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:56047
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:56048
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:56050
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:79217
vendor-advisory x_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2484802
issue-tracking x_refsource_REDHAT

Bug Bounty Relevance

75 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity
✓ No user interaction

CVSS Score

7.5 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS — Exploitation Probability

0.53%
Raw Score 0.005270
Percentile 45.2%
Date 2026-11-13

EPSS Trend

2026-11-13
0.00527
2026-11-12
0.00527
2026-11-10
0.00527
2026-11-09
0.00527
2026-11-08
0.00527
2026-11-07
0.00527
2026-11-06
0.00527
2026-11-05
0.00527

Intelligence Sources

mitre ref →
nvd ref →