CVE-2026-124194: microsoft 365_apps, microsoft office_2021, microsoft office_2024

CVSS 6.5 (medium) · listed as exploited by CISA since 2026-11-10 · published 2026-11-10

Product ui does not warn user of unsafe actions in Microsoft Office Outlook allows an unauthorized attacker to perform spoofing over a network.

Affected products (NVD): microsoft 365_apps, microsoft office_2021, microsoft office_2024

Weakness: CWE-356

Source: NVD CVE-2026-124194

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-124194
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-124194

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