{"id":"CVE-2026-103878","title":"Cleartext transmission of sensitive information vulnerability in Apache Directory LDAP API.\n\n\n\nA StartTLS extended operation started after a Search request has been sent can lead to receive data in plain text before the TLS Handshake has…","summary":"Cleartext transmission of sensitive information vulnerability in Apache Directory LDAP API.\n\n\n\nA StartTLS extended operation started after a Search request has been sent can lead to receive data in plain text before the TLS Handshake has…","severity":"none","cwe":["CWE-345"],"vendor":"Apache Software Foundation","product":"org.apache.directory.api:api-ldap-client-api","affected":["org.apache.directory.api:api-ldap-client-api >= 2.1.0 < 2.1.9"],"published":"2026-10-02","updated":"2026-10-02","sourceUpdated":"2026-10-02T10:17:06.570","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-103878","references":[{"url":"https://lists.apache.org/thread.html/d98f9w01nd3zmkwrr21y0l9kdr9jpty9","label":"security@apache.org"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-10-02T10:15:55.903Z","slug":"CVE-2026-103878","body":"## Overview\n\nCleartext transmission of sensitive information vulnerability in Apache Directory LDAP API.\n\n\n\nA 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.\n\n\n\nThis issue affects Apache Directory LDAP API: from 2.1.0 before 2.1.9.\n\n\n\nUsers are recommended to upgrade to version 2.1.9, which fixes the issue.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}