What’s Vulnerable › Vulnerabilities

CVE-2020-11806

• Severity: medium (CVSS 5.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-04-23 · updated 2026-06-17
• Weakness: CWE-295

Description

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.

Affected products

• Mailstore Server: through 12.1.2

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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