SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-15588

MailMate before 1.11.3 mishandles a suspicious HTML/MIME structure in a signed/encrypted email.

HIGH 7.5EPSS 2.44%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (2.44%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

MailMate before 1.11.3 mishandles a suspicious HTML/MIME structure in a signed/encrypted email.

CVSS 3.0
7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS
2.44% probability · 83th percentile
CISA KEV
Not listed
Weakness
CWE-290
Affected
freron/mailmate
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.