CVE-2026-62918

Improper verification of cryptographic signature in Microsoft Teams allows an unauthorized attacker to perform spoofing over a network.

CVSS 3.1

7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

EPSS

0.5% chance of exploitation in the next 30 days; higher than 42% of CVEs (scores of 2026-10-25)

CWE

CWE-347

Published

2026-08-07

Modified

2026-10-24

Record from

the NVD, synced 2026-10-24

Affected

• microsoft:teams

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62918

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