CVE-2026-88155: microsoft sharepoint_server

CVSS 8.8 (high) · published 2026-10-13

Heap-based buffer overflow in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

Affected products (NVD): microsoft sharepoint_server

Fixed in (NVD): 16.0.20326.20190

Weakness: CWE-122

Source: NVD CVE-2026-88155

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-88155

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