CVE-2020-11880: Medium severity kmail vulnerability
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=.bashhistory value.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is CVE-2020-11880?
CVE-2020-11880 is a vulnerability discovered in KDE KMail before version 19.12.3 that allows a website or other source of mailto links to attach local files to an email message without showing a warning to the user.
How does CVE-2020-11880 work?
CVE-2020-11880 works by exploiting the non-RFC6068 "mailto?attach=..." parameter in KDE KMail to bypass the warning prompt and attach local files to an email message.
What is the severity of CVE-2020-11880?
The severity of CVE-2020-11880 is medium, with a severity value of 6.5.
How can I fix CVE-2020-11880?
To fix CVE-2020-11880, update to KDE KMail version 19.12.3 or later.
Where can I find more information about CVE-2020-11880?
You can find more information about CVE-2020-11880 on the KDE KMail Git repository: [https://cgit.kde.org/kmail.git/commit/?id=2a348eccd352260f192d9b449492071bbf2b34b1](https://cgit.kde.org/kmail.git/commit/?id=2a348eccd352260f192d9b449492071bbf2b34b1)