CVE-2026-14476

HIGH
MEDIUM Priority: 0.05 BB Relevance: 51/100
Published: 2026-07-07 Modified: 2026-10-30 First seen: 2026-10-30 Status: active

Attack Surface

Network No Interaction Conf. Impact Integ. Impact Scope Change

CVSS Vector Breakdown

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

Description

A path traversal flaw was found in SSSD's AD GPO provider. The ad_gpo_extract_smb_components() function does not sanitize .. sequences in the gPCFileSysPath LDAP attribute, allowing an attacker with AD GPO management access to write files outside the GPO cache directory as root. On default RHEL configurations with SELinux enforcing, this can be used to inject Kerberos configuration leading to authentication bypass.

Weakness Classification (1)

References & Advisories (24)

https://access.redhat.com/errata/RHSA-2026:41937
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:42122
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:46482
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:46990
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:49839
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:49840
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:49841
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:49842
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:49843
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:49844
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:50109
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:54187
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:54553
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:54581
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:54599
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:54769
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:56786
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:56853
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:56911
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:57483
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:59831
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:60019
vendor-advisory x_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2496581
issue-tracking x_refsource_REDHAT

Bug Bounty Relevance

51 / 100
✓ Network accessible
✓ No user interaction

CVSS Score

8.0 / 10.0 v3.1
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

EPSS — Exploitation Probability

0.67%
Raw Score 0.006680
Percentile 51.9%
Date 2026-11-01

EPSS Trend

2026-11-01
0.00668
2026-10-31
0.00668
2026-10-30
0.00668

Intelligence Sources

mitre ref →
nvd ref →