CVE-2025-53782
8.4 HIGHIncorrect implementation of authentication algorithm in Microsoft Exchange Server allows an unauthorized attacker to elevate privileges l...
Published: 2025-10-14 · Last updated: 2026-06-15
Severity and scoring
- CVSS
- 8.4 HIGH
- Vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CWE
- CWE-303
Affected products
| Vendor | Product |
|---|---|
| microsoft | exchange_server, exchange_server_subscription_edition |
Description
Incorrect implementation of authentication algorithm in Microsoft Exchange Server allows an unauthorized attacker to elevate privileges locally.
Source: NVD
References
Related CVEs
Same vendor
- CVE-2026-50512 — Improper link resolution before file access ('link following') in Microsoft PC Manager allows an authorized attacker to elevate privilege... (7.8 HIGH)
- CVE-2026-50511 — Improper link resolution before file access ('link following') in Microsoft PC Manager allows an authorized attacker to elevate privilege... (7.8 HIGH)
- CVE-2026-50507 — Protection mechanism failure in Windows BitLocker allows an unauthorized attacker to bypass a security feature with a physical attack (6.8 MEDIUM)
- CVE-2026-49161 — Improper access control in Microsoft PC Manager allows an authorized attacker to bypass a security feature locally (7.8 HIGH)
- CVE-2026-49160 — Uncontrolled resource consumption in HTTP/2 allows an unauthorized attacker to deny service over a network (7.5 HIGH)
Same CWE
- CVE-2026-46389 — UDS Identity Config builds the Keycloak configuration image (realm, plugins, theme, truststore, JARs) consumed by UDS Core's Identity dep... (10.0 CRITICAL)
- CVE-2026-8922 — A flaw was found in Keycloak (5.4 MEDIUM)
- CVE-2024-7593 — Incorrect implementation of an authentication algorithm in Ivanti vTM other than versions 22.2R1 or 22.7R2 allows a remote unauthenticate... (9.8 CRITICAL)