CVE-2020-15803

Description

Zabbix before 3.0.32rc1, 4.x before 4.0.22rc1, 4.1.x through 4.4.x before 4.4.10rc1, and 5.x before 5.0.2rc1 allows stored XSS in the URL Widget.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 2.09% Top 20%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory opensuse.org Vendor Advisory zabbix.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://support.zabbix.com/browse/ZBX-18057 patch vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TIRIMOXH6GSBAANDCB3ANLJK4CRLWRXT/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2ZHHIUYIVA5GZYLKW6A5G6HRELPOBZFE/ vendor advisory
https://lists.debian.org/debian-lts-announce/2020/08/msg00007.html third party advisory mailing list
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00007.html vendor advisory mailing list third party advisory
https://lists.debian.org/debian-lts-announce/2021/04/msg00018.html third party advisory mailing list
https://lists.debian.org/debian-lts-announce/2023/04/msg00013.html mailing list

Frequently Asked Questions

What is the severity of CVE-2020-15803?
CVE-2020-15803 has been scored as a medium severity vulnerability.
How to fix CVE-2020-15803?
To fix CVE-2020-15803, 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-2020-15803 being actively exploited in the wild?
It is possible that CVE-2020-15803 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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