A flaw in the libcurl SASL negotiation for LDAP authentication allows an
incomplete handshake sequence to be misinterpreted as a successful
cryptographic verification. An attacker executing a Man-in-the-Middle (MITM)
attack can inject a premature or shortcut response that bypasses complete peer
validation.

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Fixes

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History

Sun, 06 Sep 2026 19:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-287

Sun, 06 Sep 2026 18:00:00 +0000

Type Values Removed Values Added
Description A flaw in the libcurl SASL negotiation for LDAP authentication allows an incomplete handshake sequence to be misinterpreted as a successful cryptographic verification. An attacker executing a Man-in-the-Middle (MITM) attack can inject a premature or shortcut response that bypasses complete peer validation.
Title OpenLDAP SASL authentication bypass
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: curl

Published:

Updated: 2026-09-06T17:47:01.951Z

Reserved: 2026-06-29T08:57:44.945Z

Link: CVE-2026-13608

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-06T18:17:19.810

Modified: 2026-09-06T18:17:19.810

Link: CVE-2026-13608

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-06T19:30:11Z

Weaknesses