Apache HttpClient: SCRAM-SHA-256 mutual authentication bypass may cause the client to accept authentication without proper mutual authentication verification
21Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackcvss 7.3epss 0.5%
probabilidad de explotación
0.5%top 63% de las CVE
explotación observada
noninguna fuente lo reporta
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Productos afectados
Apache Software Foundation · Apache HttpClientReferencias
https://access.redhat.com/security/cve/CVE-2026-40542https://bugzilla.redhat.com/show_bug.cgi?id=2460518https://lists.apache.org/thread/tfmgv86xr0z1y096vs3z0y315t1v3o97https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-40542.jsonhttp://www.openwall.com/lists/oss-security/2026/04/22/5