SOURCE FACT
Roundcube · Webmail
Roundcube Webmail contains a cross-site scripting (XSS) vulnerability that allows a remote attacker to manipulate data via a malicious XML attachment.
Required action
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
CISA notes
https://roundcube.net/news/2020/06/02/security-updates-1.4.5-and-1.3.12; https://nvd.nist.gov/vuln/detail/CVE-2020-13965
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