Cyber Resilience

CVE-2022-41080

Microsoft Exchange Server 2013 … 2019

CISA KEVActive ExploitationEUVD ExploitedRansomware-linked
Published
09 November 2022
Modified
10 August 2026
KEV Added
10 January 2023
Patch / advisory
CVSS Score v3.1 8.8
Click a component to see what it means
Raw vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.77 99.5th percentile
Risk Priority 90 floored blend · peak EPSS

Summary

CVE-2022-41080 is a high-severity an unspecified weakness vulnerability in Microsoft Exchange Server. Its CVSS base score is 8.8 (High).

Operationally, ranked in the top 0.5% of CVEs by exploit likelihood; CISA has added it to the Known Exploited Vulnerabilities catalog.

Deeper analysis AI-assisted summary

Synthesised by an AI model from the NVD description and linked references — a reading aid, not an authoritative source.

Microsoft Exchange Server contains an elevation of privilege vulnerability tracked as CVE-2022-41080. The flaw received a CVSS 3.1 base score of 8.8, reflecting a network-accessible attack that requires only low privileges and no user interaction to obtain full confidentiality, integrity, and availability impact on affected systems.

An authenticated attacker with low-privileged access to an Exchange deployment can exploit the issue to elevate rights and perform actions that would otherwise be restricted, such as accessing or modifying sensitive mailbox data and server configuration.

Microsoft has published security updates addressing the vulnerability through its update guide, and CISA has added CVE-2022-41080 to its catalog of known exploited vulnerabilities, confirming in-the-wild exploitation. The associated EPSS score remains consistently high, with a current value of 0.9379 and a peak of 0.9381.

EU & UK References

Vulnerability Data

Microsoft Exchange Server Elevation of Privilege Vulnerability

CWE(s)
KEV Date Added
10 January 2023

Related Threats

CVEs Like This One

CVE-2021-26855Same product: Microsoft Exchange Serverboth on KEV
CVE-2022-41040Same product: Microsoft Exchange Serverboth on KEV
CVE-2021-26858Same product: Microsoft Exchange Serverboth on KEV
CVE-2021-42321Same product: Microsoft Exchange Serverboth on KEV
CVE-2020-17144Same product: Microsoft Exchange Serverboth on KEV
CVE-2018-8581Same product: Microsoft Exchange Serverboth on KEV
CVE-2020-0688Same product: Microsoft Exchange Serverboth on KEV
CVE-2021-31196Same product: Microsoft Exchange Serverboth on KEV
CVE-2021-27065Same product: Microsoft Exchange Serverboth on KEV
CVE-2021-26857Same product: Microsoft Exchange Serverboth on KEV

Affected Assets

microsoft
exchange server
2013, 2016, 2019

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References