Medium severity · published Dec 1, 2023
CVE-2023-49276
Attribute Injection leading to XSS(Cross-Site-Scripting) in uptime-kuma
6.1
CVSS
0.5%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 43% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
UP
uptime-kuma · louislam
>= 1.20.0, < 1.23.7 · source: vendor
UK
Uptime Kuma · Uptime.kuma
1.20.0 before 1.23.7 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-49276
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-49276
Patch
https://github.com/louislam/uptime-kuma/commit/f28dccf4e11f041564293e4f407e69ab9ee2277f
Exploit
https://github.com/louislam/uptime-kuma/security/advisories/GHSA-v4v2-8h88-65qj
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