CVE-2026-40542
| 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.
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| Publication Date |
April 22, 2026, 5:16 p.m. |
| Registration Date |
April 25, 2026, 4:04 a.m. |
| Last Update |
April 23, 2026, 6:23 a.m. |
|
CVSS3.1 : HIGH
|
| スコア |
7.3
|
| Vector |
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |
| 攻撃元区分(AV) |
ネットワーク |
| 攻撃条件の複雑さ(AC) |
低 |
| 攻撃に必要な特権レベル(PR) |
不要 |
| 利用者の関与(UI) |
不要 |
| 影響の想定範囲(S) |
変更なし |
| 機密性への影響(C) |
低 |
| 完全性への影響(I) |
低 |
| 可用性への影響(A) |
低 |
Related information, measures and tools
Common Vulnerabilities List