{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-103878","assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","state":"PUBLISHED","assignerShortName":"apache","dateReserved":"2026-10-01T12:58:16.190Z","datePublished":"2026-10-02T10:02:38.002Z","dateUpdated":"2026-10-05T18:48:08.150Z"},"containers":{"cna":{"providerMetadata":{"orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","shortName":"apache","dateUpdated":"2026-10-02T10:02:38.002Z"},"title":"Apache Directory LDAP API: Injection of plaintext responses during StartTLS","problemTypes":[{"descriptions":[{"description":"CWE-345 (Insufficient Verification of Data Authenticity)","lang":"en","cweId":"CWE-345","type":"CWE"}]}],"source":{"discovery":"INTERNAL"},"affected":[{"vendor":"Apache Software Foundation","product":"Apache Directory LDAP API","packageURL":"pkg:maven/org.apache.directory.api/api-ldap-client-api","versions":[{"status":"affected","version":"2.1.0","lessThan":"2.1.9","versionType":"semver"}],"defaultStatus":"unaffected","collectionURL":"https://repo.maven.apache.org/maven2","packageName":"org.apache.directory.api:api-ldap-client-api"}],"descriptions":[{"value":"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 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.","lang":"en","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>Cleartext transmission of sensitive information&nbsp;vulnerability in Apache Directory LDAP API.</p><p>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.</p><p>This issue affects Apache Directory LDAP API: from 2.1.0 before 2.1.9.</p><p>Users are recommended to upgrade to version 2.1.9, which fixes the issue.</p>"}]}],"references":[{"url":"https://lists.apache.org/thread.html/d98f9w01nd3zmkwrr21y0l9kdr9jpty9","tags":["vendor-advisory"]}],"metrics":[{"other":{"type":"Textual description of severity","content":{"text":"important"}},"scenarios":[{"lang":"en","value":"GENERAL"}]}],"credits":[{"lang":"en","value":"Claude Security","type":"tool"},{"lang":"en","value":"The Apache Software Foundation","type":"finder"}],"x_generator":{"engine":"Vulnogram 1.0.3"}},"adp":[{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2026/10/02/6"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2026-10-02T21:07:22.215Z"}},{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.5,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-10-05T18:47:45.486494Z","id":"CVE-2026-103878","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-10-05T18:48:08.150Z"}}]}}