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2 vulnerabilities found for Apache HttpClient by Apache Software Foundation
CVE-2026-40542 (GCVE-0-2026-40542)
Vulnerability from nvd – Published: 2026-04-22 07:07 – Updated: 2026-06-30 03:19
VLAI
EPSS
VEX
Title
Apache HttpClient: SCRAM-SHA-256 mutual authentication bypass may cause the client to accept authentication without proper mutual authentication verification
Summary
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.
Severity
7.3 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator (v2.0.3)
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://lists.apache.org/thread/tfmgv86xr0z1y096v… | vendor-advisory |
| http://www.openwall.com/lists/oss-security/2026/04/22/5 | |
| https://access.redhat.com/security/cve/CVE-2026-40542 | vdb-entryx_refsource_REDHAT |
| https://bugzilla.redhat.com/show_bug.cgi?id=2460518 | issue-trackingx_refsource_REDHAT |
| https://security.access.redhat.com/data/csaf/v2/v… | x_sadp-csaf-vex |
Impacted products
37 products
Credits
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CVE-2026-40542 (GCVE-0-2026-40542)
Vulnerability from cvelistv5 – Published: 2026-04-22 07:07 – Updated: 2026-06-30 03:19
VLAI
EPSS
VEX
Title
Apache HttpClient: SCRAM-SHA-256 mutual authentication bypass may cause the client to accept authentication without proper mutual authentication verification
Summary
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.
Severity
7.3 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator (v2.0.3)
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://lists.apache.org/thread/tfmgv86xr0z1y096v… | vendor-advisory |
| http://www.openwall.com/lists/oss-security/2026/04/22/5 | |
| https://access.redhat.com/security/cve/CVE-2026-40542 | vdb-entryx_refsource_REDHAT |
| https://bugzilla.redhat.com/show_bug.cgi?id=2460518 | issue-trackingx_refsource_REDHAT |
| https://security.access.redhat.com/data/csaf/v2/v… | x_sadp-csaf-vex |
Impacted products
37 products
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