CVE-2026-103878

Last refreshed2026-10-03

Status: UPDATED | Advisory ID: CVE-2026-103878

Key Details

CVE	CVE-2026-103878
Affected products	Apache Software Foundation Apache Directory LDAP API
Classified as	CWE-345 (Insufficient Verification of Data Authenticity)

Affected Products, Subsystems & Sectors

Vendor	Product	Affected Versions	Patch Status
Apache Software Foundation	Apache Directory LDAP API

Vendor

Product

Affected Versions

Patch Status

Apache Software Foundation

Apache Directory LDAP API

Subsystems	General OT
Sectors	Multiple

What to Know

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. (NVD)

What to Do

Monitor Apache Software Foundation's web page for any future patch releases.

References

Source	Reference
NVD	https://nvd.nist.gov/vuln/detail/CVE-2026-103878
CVE	https://www.cve.org/CVERecord?id=CVE-2026-103878

Source

Reference

NVD

https://nvd.nist.gov/vuln/detail/CVE-2026-103878

CVE