| Summary | An improper Input Validation vulnerability in OTRS Customer Backend module allows to access customer information which are restricted to other groups. Please note that the feature has to be anabled and CustomerGroupSupport has to be used to be affected. This issue affects OTRS: * 7.0.X |
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| Publication Date | June 1, 2026, 1:16 p.m. |
| Registration Date | June 2, 2026, 4:17 a.m. |
| Last Update | June 2, 2026, 3:12 a.m. |
| CVSS3.1 : MEDIUM | |
| スコア | 5.7 |
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| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N |
| 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) | 低 |
| 利用者の関与(UI) | 要 |
| 影響の想定範囲(S) | 変更なし |
| 機密性への影響(C) | 高 |
| 完全性への影響(I) | なし |
| 可用性への影響(A) | なし |