cve.bz

CVE-2026-84831

7.7 highEPSS 0.5%

High (7.7). EPSS 0.5% chance of exploitation in the next 30 days.

SEPPmail Secure Email Gateway before 15.0.7 creates a fully privileged session before required multi-factor authentication enrollment is completed. An attacker with the password for an MFA-required but unenrolled account can access protected functionality without providing a second factor.

Severity

CVSS 4.0

7.7 high
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS
0.5% chance of exploitation in the next 30 days; higher than 40% of CVEs (scores of 2026-10-31)
CWEs
CWE-287, CWE-306
Published
Modified
Record from
the NVD, synced

References

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