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AL26-015 - Critical vulnerability impacting Microsoft SharePoint Server – CVE-2026-45659

medcccs_caPublished 2026-07-02

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MITRE ATT&CK techniques

SharepointT1213.002
VulnerabilitiesT1588.006

Indicators of compromise

CVE-2026-45659cve
contact@cyber.gc.caemail

Original source: https://cyber.gc.ca/en/alerts-advisories/al26-015-critical-vulnerability-impacting-microsoft-sharepoint-server-cve-2026-45659