CVE-2026-7307
| Summary |
A flaw was found in Keycloak. A remote, unauthenticated attacker can send a specially crafted XML input to the Security Assertion Markup Language (SAML) endpoint. This malicious input can cause high CPU usage and worker thread starvation, leading to a Denial of Service (DoS) where the server becomes unavailable.
|
| Publication Date |
May 19, 2026, 9:16 p.m. |
| Registration Date |
May 20, 2026, 4:12 a.m. |
| Last Update |
May 19, 2026, 11:25 p.m. |
|
CVSS3.1 : HIGH
|
| スコア |
7.5
|
| Vector |
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| 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) |
なし |
| 完全性への影響(I) |
なし |
| 可用性への影響(A) |
高 |
Related information, measures and tools
Common Vulnerabilities List