CISA KEVRansomware Use Known

CVE-2022-41040

Microsoft Exchange Server Server-Side Request Forgery Vulnerability

Microsoft Exchange Server allows for server-side request forgery. Dubbed "ProxyNotShell," this vulnerability is chainable with CVE-2022-41082 which allows for remote code execution.

VendorMicrosoft

ProductExchange Server

EPSS100.0%

Added to KEVSep 30, 2022

Remediation DueOct 21, 2022

Known Ransomware UseYes

CWECWE-918

Required Action

Apply updates per vendor instructions.

From Disclosure to Action

Know how quickly you need to move.

For CVE-2022-41040, added to the catalogue on Sep 30, 2022 with a remediation deadline of Oct 21, 2022.

Added to KEVSep 30, 2022

Seraph AlertSame day

Remediation DueOct 21, 2022

ValidationOngoing

Overdue1468 days overdue

Recommended action: Apply vendor remediation guidance.

Seraph Context

Technology Watch Match

Available for technologies you monitor inside Seraph CTI.

Relevant Threat Actors

Surfaced automatically when a tracked actor is linked to this CVE.

Sector Context

Shown when this vendor/product is relevant to your industry.

Exploitation Context

Campaign and indicator context, where Seraph analysts have published it.

References

More from Microsoft in the KEV catalogue.

CVE-2019-1068SQL ServerAdded Aug 26, 2026 CVE-2026-55040SharePointAdded Aug 18, 2026 CVE-2026-33824Internet Key Exchange (IKE) Service ExtensionsAdded Aug 18, 2026

Does this affect technology you run?

Declare your technology stack inside Seraph CTI and get notified the moment a KEV entry matches it.

Explore Seraph CTI Back to KEV Catalogue