A StartTLS extended operation started after a Search request has been sent can lead to receive data in plain text before the TLS Handshake has been completed.
This issue affects Apache Directory LDAP API: from 2.1.0 before 2.1.9.
Users are recommended to upgrade to version 2.1.9, which fixes the issue.
Analysis
Analysis and contextual insights are available on OpenCVE Cloud.
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Apache Software Foundation | Apache Directory LDAP API | unaffected |
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No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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Fri, 02 Oct 2026 10:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Cleartext transmission of sensitive information vulnerability in Apache Directory LDAP API. A StartTLS extended operation started after a Search request has been sent can lead to receive data in plain text before the TLS Handshake has been completed. This issue affects Apache Directory LDAP API: from 2.1.0 before 2.1.9. Users are recommended to upgrade to version 2.1.9, which fixes the issue. | |
| Title | Apache Directory LDAP API: Injection of plaintext responses during StartTLS | |
| Weaknesses | CWE-345 | |
| References |
|
Subscriptions
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MITRE
Status: PUBLISHED
Assigner: apache
Published:
Updated: 2026-10-02T10:02:38.002Z
Reserved: 2026-10-01T12:58:16.190Z
Link: CVE-2026-103878
Vulnrichment
No data.
NVD
Status : Received
Published: 2026-10-02T10:17:06.570
Modified: 2026-10-02T10:17:06.570
Link: CVE-2026-103878
Redhat
No data.
OpenCVE Enrichment
Updated: 2026-10-02T11:30:18Z