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Description

Server-side request forgery (ssrf) in Microsoft Exchange allows an authorized attacker to elevate privileges over a network.

PUBLISHED Reserved 2026-02-11 | Published 2026-03-19 | Updated 2026-04-14 | Assigner microsoft




CRITICAL: 9.9CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L/E:U/RL:O/RC:C

Problem types

CWE-918: Server-Side Request Forgery (SSRF)

Product status

-
affected

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26137 (Microsoft Exchange Elevation of Privilege Vulnerability) vendor-advisory patch

cve.org (CVE-2026-26137)

nvd.nist.gov (CVE-2026-26137)

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