CVE-2020-11880

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CVSS 3.1

6.5 medium

EPSS

<1%p56

Published

Apr 17, 2020 (Apr 17, 2020)

Modified

Jun 17, 2026

Description

An issue was discovered in KDE KMail before 19.12.3. By using the proprietary (non-RFC6068) "mailto?attach=..." parameter, a website (or other source of mailto links) can make KMail attach local files to a composed email message without showing a warning to the user, as demonstrated by an attach=.bash_history value.

Vendors: kde
Products: kmail
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.9%)

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