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Description

Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.

PUBLISHED Reserved 2026-05-21 | Published 2026-06-09 | Updated 2026-06-10 | Assigner microsoft




MEDIUM: 5.4CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C

Problem types

CWE-502: Deserialization of Untrusted Data

Product status

16.0.0 (custom) before 16.0.5556.1005
affected

16.0.0 (custom) before 16.0.10417.20153
affected

16.0.0 (custom) before 16.0.19725.20384
affected

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-48560 (Microsoft SharePoint Server Spoofing Vulnerability) vendor-advisory patch

cve.org (CVE-2026-48560)

nvd.nist.gov (CVE-2026-48560)

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