CVE-2026-69356
Medium
Elevated severity or exploit probability.
CVSS base
9.3
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
EPSS — probability of exploitation (30 days)
0.8%
53.8th percentile
CISA KEV
Not listed
Weakness / dates
CWE-79
Published 2026-09-08 · modified 2026-09-10
Description
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.