CVE-2026-8741
| Summary |
A vulnerability has been found in EMQX up to 6.2.0. This affects an unknown function of the file apps/emqx/src/emqx_persistent_session_ds.erl of the component QoS 2 PUBLISH Packet Handler. Such manipulation leads to race condition. The attack may be performed from remote. A high complexity level is associated with this attack. The exploitability is reported as difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure.
|
| Publication Date |
May 17, 2026, 6:16 p.m. |
| Registration Date |
May 18, 2026, 4:11 a.m. |
| Last Update |
May 17, 2026, 6:16 p.m. |
|
CVSS3.1 : LOW
|
| スコア |
3.1
|
| Vector |
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L |
| 攻撃元区分(AV) |
ネットワーク |
| 攻撃条件の複雑さ(AC) |
高 |
| 攻撃に必要な特権レベル(PR) |
低 |
| 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) |
低 |
|
CVSS2.0 : LOW
|
| Score |
2.1
|
| Vector |
AV:N/AC:H/Au:S/C:N/I:N/A:P |
| 攻撃元区分(AV) |
ネットワーク |
| 攻撃条件の複雑さ(AC) |
高 |
| 攻撃前の認証要否(Au) |
単一 |
| 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) |
低 |
| Get all privileges. |
いいえ
|
| Get user privileges |
いいえ
|
| Get other privileges |
いいえ
|
| User operation required |
いいえ
|
Related information, measures and tools
Common Vulnerabilities List