CVE-2022-41080
Act now ● On CISA KEV — actively exploited used in ransomware
Actively exploited — on the CISA KEV list.
CVSS base
8.8
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
77.3%
99.5th percentile
CISA KEV
Listed
Added 2023-01-10 · patch by 2023-01-31
Weakness / dates
—
Published 2022-11-09 · modified 2026-08-10
CVSS breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
| Attack Vector | N | Network |
| Attack Complexity | L | Low |
| Privileges Required | L | Low |
| User Interaction | N | None |
| Scope | U | Unchanged |
| Confidentiality | H | High |
| Integrity | H | High |
| Availability | H | High |
Timeline
- 2022-11-09 — Published (NVD)
- 2023-01-10 — Added to CISA KEV (actively exploited)
- 2023-01-31 — CISA patch-by deadline
- 2026-08-10 — Last modified (NVD)
Description
Microsoft Exchange Server Elevation of Privilege Vulnerability