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USN-4669-1: SquirrelMail vulnerability

10 December 2020

SquirrelMail could be made to crash if it received specially crafted input.




It was discovered that a cross-site scripting (XSS) vulnerability in
SquirrelMail allows remote attackers to use malicious script content from
HTML e-mail to execute code and/or provoke a denial of service.

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 16.04

In general, a standard system update will make all the necessary changes.