Back to CVE records
High 8.8Known exploited (CISA KEV)Published Nov 9, 2022
CVE-2022-41080Microsoft Exchange Server Elevation of Privilege Vulnerability
Updated under an hour ago ()
Does this affect you?
It affects Microsoft Exchange Server 2013 Cumulative Update 23 and 5 other products. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Jan 10, 2023; federal agencies had to remediate by Jan 31, 2023, and it is known to be used in ransomware. Treat that date as your deadline.
Do this next
Start free and add your stack
Free account, 1 product
Microsoft Exchange Server Elevation of Privilege Vulnerability
- CVSS
- 8.8 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
- Weakness (CWE)
- Not given
- Known exploited
- Added to CISA KEV Jan 10, 2023; federal remediation due Jan 31, 2023; known ransomware useApply updates per vendor instructions.
- EPSS (exploitation in the next 30 days)
- 77.33% (percentile 100)
- Assigned by
- microsoft
- NVD analysis
- Analyzed
- Record last updated
- Aug 10, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Microsoft Microsoft Exchange Server 2013 Cumulative Update 23 microsoft:exchange_server_2013_cumulative_update_23 (from the name) | from 15.00.0 before 15.00.1497.044 | CNA record |
Microsoft Microsoft Exchange Server 2016 Cumulative Update 22 microsoft:exchange_server_2016_cumulative_update_22 (from the name) | from 15.0.0 before 15.01.2375.037 | CNA record |
Microsoft Microsoft Exchange Server 2016 Cumulative Update 23 microsoft:exchange_server_2016_cumulative_update_23 (from the name) | from 15.01.0 before 15.01.2507.016 | CNA record |
Microsoft Microsoft Exchange Server 2019 Cumulative Update 11 microsoft:exchange_server_2019_cumulative_update_11 (from the name) | from 15.02.0 before 15.02.0986.036 | CNA record |
Microsoft Microsoft Exchange Server 2019 Cumulative Update 12 microsoft:exchange_server_2019_cumulative_update_12 (from the name) | from 15.02.0 before 15.02.1118.020 | CNA record |
microsoft exchange_server microsoft:exchange_server | 2013; 2016; 2016; 2019; 2019 | NVD |
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-41080vendor-advisory, patch
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-41080us-government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.