# 389 Directory Server Project Directory Server vulnerabilities

Source: https://junglewise.ai/threats/technologies/directory-server  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/directory-server.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 4 vulnerabilities in 389 Directory Server Project Directory Server: 0 in the last 7 days and 1 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2026-18922, was published on 7 September 2026. Nothing was published in the last eight weeks.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 1
- All time: 4 (1 critical, 0 exploited in the wild)

## About 389 Directory Server Project Directory Server

An enterprise-class open source LDAP server for Linux.

## Latest 389 Directory Server Project Directory Server vulnerabilities

- [CVE-2026-18922: 389 Directory Server SASL PLAIN authentication privilege escalation](https://junglewise.ai/threats/cve-2026-18922-389-directory-server-sasl-plain-authentication-privilege) (critical, CVSS 9.8, published 7 Sep 2026)
- [CVE-2026-14940: 389 Directory Server heap overflow in DN normalization](https://junglewise.ai/threats/cve-2026-14940-389-directory-server-heap-overflow-in-dn-normalization) (medium, CVSS 5.3, published 7 Jul 2026)
- [CVE-2026-11774: 389 Directory Server Integer Overflow in SASL I/O layer](https://junglewise.ai/threats/cve-2026-11774-389-directory-server-integer-overflow-in-sasl-i-o-layer) (high, CVSS 7.6, published 11 Jun 2026)
- [CVE-2026-9064: 389 Directory Server denial of service via unbounded LDAP controls](https://junglewise.ai/threats/cve-2026-9064-389-directory-server-denial-of-service-via-unbounded-ldap-controls) (high, CVSS 7.5, published 20 May 2026)

## Most severe 389 Directory Server Project Directory Server vulnerabilities

- [CVE-2026-18922: 389 Directory Server SASL PLAIN authentication privilege escalation](https://junglewise.ai/threats/cve-2026-18922-389-directory-server-sasl-plain-authentication-privilege) (critical, CVSS 9.8, published 7 Sep 2026)
- [CVE-2026-11774: 389 Directory Server Integer Overflow in SASL I/O layer](https://junglewise.ai/threats/cve-2026-11774-389-directory-server-integer-overflow-in-sasl-i-o-layer) (high, CVSS 7.6, published 11 Jun 2026)
- [CVE-2026-9064: 389 Directory Server denial of service via unbounded LDAP controls](https://junglewise.ai/threats/cve-2026-9064-389-directory-server-denial-of-service-via-unbounded-ldap-controls) (high, CVSS 7.5, published 20 May 2026)
- [CVE-2026-14940: 389 Directory Server heap overflow in DN normalization](https://junglewise.ai/threats/cve-2026-14940-389-directory-server-heap-overflow-in-dn-normalization) (medium, CVSS 5.3, published 7 Jul 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 1 | 1 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "389 Directory Server Project Directory Server vulnerabilities", https://junglewise.ai/threats/technologies/directory-server, 9 November 2026.