Get real-time updates on Telegram
CVE-2026-18922: Red Hat Directory Server 11.5 E4S for RHEL 8 (exact versions not specified); +21 more affected products
CVE-2026-18922. CVSS 3.1 base score 9.8 (CRITICAL, Vendor/CNA). EPSS 0.0056 (percentile 0.44872), scored 2026-10-08.
Affected technology
Red Hat Directory Server 11.5 E4S for RHEL 8 · Exact affected versions not specified by the source
Red Hat
Red Hat Directory Server 11.7 E4S for RHEL 8 · Exact affected versions not specified by the source
Red Hat
Red Hat Directory Server 11.9 for RHEL 8 · Exact affected versions not specified by the source
Red Hat
Red Hat Directory Server 12.2 E4S for RHEL 9 · Exact affected versions not specified by the source
Red Hat
Red Hat Directory Server 12.4 E4S for RHEL 9 · Exact affected versions not specified by the source
Red Hat
Red Hat Enterprise Linux 10 · Exact affected versions not specified by the source
Red Hat
Red Hat Enterprise Linux 10.0 Extended Update Support · Exact affected versions not specified by the source
Red Hat
Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION · Exact affected versions not specified by the source
Red Hat
Red Hat Enterprise Linux 7 Extended Lifecycle Support · Exact affected versions not specified by the source
Red Hat
Red Hat Enterprise Linux 8 · Exact affected versions not specified by the source
Red Hat
Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support · Exact affected versions not specified by the source
Red Hat
Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On · Exact affected versions not specified by the source
Red Hat
Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support · Exact affected versions not specified by the source
Red Hat
Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On · Exact affected versions not specified by the source
Red Hat
Red Hat Enterprise Linux 8.8 Telecommunications Update Service · Exact affected versions not specified by the source
Red Hat
Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions · Exact affected versions not specified by the source
Red Hat
Red Hat Enterprise Linux 9 · Exact affected versions not specified by the source
Red Hat
Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions · Exact affected versions not specified by the source
Red Hat
Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions · Exact affected versions not specified by the source
Red Hat
Red Hat Enterprise Linux 9.6 Extended Update Support · Exact affected versions not specified by the source
Red Hat
Red Hat Directory Server 12 · Exact affected versions not specified by the source
Red Hat
Red Hat Directory Server 13 · Exact affected versions not specified by the source
Red Hat
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · No privileges required · No user interaction required
What an attacker can do
An attacker can send a SASL PLAIN bind as cn=Directory Manager with an incorrect password, then complete a SASL ANONYMOUS bind on the same connection, causing the server to grant Directory Manager authority without any valid credentials. Vendor/CNA’s CVSS 3.1 assessment (base score 9.8/10) rates confidentiality, integrity and availability impact as high.
- CWE
- CWE-287
- CCR priority
- 39.3 /100 (P4)
- CVSS 3.1
- 9.8 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · Vendor/CNA
- EPSS
- 0.0056 · percentile 0.44872 · 2026-10-08
- KEV
- no
Provenance
- FIRST EPSS daily exploit-probability · Source record · observed 2026-10-08 17:36:22.845483+00:00 UTC
- GitHub Advisory Database · Source record · observed 2026-10-08 18:27:24.781324+00:00 UTC
- NVD CVE API 2.0 · Source record · observed 2026-10-08 17:32:11.049884+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-18922.html