CVE-2026-40542
🟡 Monitoruj
Brak krytycznego kroku w uwierzytelnianiu w Apache HttpClient 5.6 pozwala na oszustwo w autoryzacji.
CVSS
7.3
EPSS
0.5%
Exploit
none
Vendor
apache
Opis źródłowy (NVD)
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.
brak
Brak patcha
Źródła i daty
| Źródło | Wartość |
|---|---|
| NVD – CVSS | 7.3 |
| CISA KEV (aktywnie wykorzystywane) | Nie |
| FIRST EPSS (prawdopodobieństwo exploita) | 0.5% |
| Opublikowano (NVD) | 2026-04-22 08:16:12 UTC |
| Ostatnia modyfikacja (NVD) | 2026-08-27 13:17:57 UTC |
Referencje
- https://lists.apache.org/thread/tfmgv86xr0z1y096vs3z0y315t1v3o97 (security@apache.org) [Mailing List, Vendor Advisory]
- http://www.openwall.com/lists/oss-security/2026/04/22/5 (af854a3a-2127-422b-91ae-364da2661108) [Mailing List, Third Party Advisory]
- https://access.redhat.com/errata/RHSA-2026:60239 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- https://access.redhat.com/errata/RHSA-2026:60246 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- https://access.redhat.com/errata/RHSA-2026:60247 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- https://access.redhat.com/errata/RHSA-2026:60248 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- https://access.redhat.com/errata/RHSA-2026:60249 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- https://access.redhat.com/errata/RHSA-2026:60250 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- https://access.redhat.com/errata/RHSA-2026:60251 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- https://access.redhat.com/errata/RHSA-2026:60252 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- https://access.redhat.com/errata/RHSA-2026:60254 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- https://access.redhat.com/errata/RHSA-2026:60256 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- https://access.redhat.com/errata/RHSA-2026:60259 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- https://access.redhat.com/security/cve/CVE-2026-40542 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- https://bugzilla.redhat.com/show_bug.cgi?id=2460518 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-40542.json (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)