CVE-2020-11806

5.9 mediumEPSS 0.5%

Medium (5.9) in mailstore mailstore server. EPSS 0.5% chance of exploitation in the next 30 days.

In MailStore Outlook Add-in (and Email Archive Outlook Add-in) through 12.1.2, the login process does not validate the validity of the certificate presented by the server.

Severity

CVSS 3.1

5.9 medium

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

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 42% of CVEs (scores of 2026-10-31)
CWE: CWE-295
Published: 2020-04-23
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

mailstore:mailstore_server

References

https://help.mailstore.com/security/MAILSTORE-SA-2020-01.txt
https://help.mailstore.com/security/MAILSTORE-SA-2020-01.txt

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