CVEvulnerability

CVE-2026-40542

7.3 HIGH Published 2026-04-22 Modified 2026-10-26 Official page ↗
Status
Modified
Published
2026-04-22
Last modified
2026-10-26
Assigner
[email protected]
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
7.3 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CVSS 3.1 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
7.3 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Weaknesses
CWE-304, CWE-325

Description

Missing critical step in authentication in Apache HttpClient 5.6 allows an attacker to cause the client to accept SCRAM-SHA-256 authentication without proper mutual authentication verification. Users are recommended to upgrade to version 5.6.1, which fixes this issue.

Affected configurations

• apache httpclient 5.6

Related

Weakness · CWE (2)

  • CWE-304 Missing Critical Step in Authentication weakness
  • CWE-325 Missing Cryptographic Step weakness

References