CVE-2020-15562

Description

An issue was discovered in Roundcube Webmail before 1.2.11, 1.3.x before 1.3.14, and 1.4.x before 1.4.7. It allows XSS via a crafted HTML e-mail message, as demonstrated by a JavaScript payload in the xmlns (aka XML namespace) attribute of a HEAD element when an SVG element exists.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.86% Top 30%
Vendor Advisory debian.org Vendor Advisory opensuse.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/roundcube/roundcubemail/releases/tag/1.4.7 third party advisory release notes
https://github.com/roundcube/roundcubemail/releases/tag/1.3.14 third party advisory release notes
https://github.com/roundcube/roundcubemail/releases/tag/1.2.11 third party advisory release notes
https://github.com/roundcube/roundcubemail/commit/3e8832d029b035e3fcfb4c75839567a9580b4f82 third party advisory patch
https://www.debian.org/security/2020/dsa-4720 third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00083.html vendor advisory broken link

Frequently Asked Questions

What is the severity of CVE-2020-15562?
CVE-2020-15562 has been scored as a medium severity vulnerability.
How to fix CVE-2020-15562?
To fix CVE-2020-15562, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-15562 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-15562 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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