CVE-2026-65801
Medium
Elevated severity or exploit probability.
CVSS base
10.0
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
0.9%
57.9th percentile
CISA KEV
Not listed
Weakness / dates
CWE-918
Published 2026-08-20 · modified 2026-08-24
Description
Server-side request forgery (ssrf) in Microsoft Exchange Online allows an unauthorized attacker to elevate privileges over a network.