CVE-2023-49276

Public Exploit
Attribute Injection leading to XSS(Cross-Site-Scripting) in uptime-kuma

Description

Uptime Kuma is an open source self-hosted monitoring tool. In affected versions the Google Analytics element in vulnerable to Attribute Injection leading to Cross-Site-Scripting (XSS). Since the custom status interface can set an independent Google Analytics ID and the template has not been sanitized, there is an attribute injection vulnerability here, which can lead to XSS attacks. This vulnerability has been addressed in commit `f28dccf4e` which is included in release version 1.23.7. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Category

6.3
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.53%
Vendor Advisory github.com
Affected: louislam uptime-kuma
Published at:
Updated at:

References

Link Tags
https://github.com/louislam/uptime-kuma/security/advisories/GHSA-v4v2-8h88-65qj vendor advisory exploit
https://github.com/louislam/uptime-kuma/commit/f28dccf4e11f041564293e4f407e69ab9ee2277f patch

Frequently Asked Questions

What is the severity of CVE-2023-49276?
CVE-2023-49276 has been scored as a medium severity vulnerability.
How to fix CVE-2023-49276?
To fix CVE-2023-49276, 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-2023-49276 being actively exploited in the wild?
It is possible that CVE-2023-49276 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-49276?
CVE-2023-49276 affects louislam uptime-kuma.
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