CVE-2026-69356: microsoft exchange_server, microsoft exchange_server_subscription_edition

CVSS 9.3 (critical) · published 2026-09-08

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.

Affected products (NVD): microsoft exchange_server, microsoft exchange_server_subscription_edition

Fixed in (NVD): 15.02.2562.049

Weakness: CWE-79

Source: NVD CVE-2026-69356

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69356

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