What is CVE-2023-26777?

CVE-2023-26777 is a medium-severity vulnerability in Uptime Kuma Project, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2023-04-04.

How severe is CVE-2023-26777?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Uptime Kuma Project

CVE-2023-26777

Cross Site Scripting vulnerability found in : louislam Uptime Kuma v.1.19.6 and before allows a remote attacker to execute arbitrary commands via the description, title, footer, and incident creation parameter of the status_page.js endpoint.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.007 (49.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Uptime_kuma_project Uptime_kuma
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

cve@mitre.org (Issue Tracking)
cve@mitre.org (VDB Entry, Third Party Advisory)

Frequently asked questions

What is CVE-2023-26777?: CVE-2023-26777 is a medium-severity vulnerability in Uptime Kuma Project, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2023-04-04.
How severe is CVE-2023-26777?: Medium severity. CVSS v3 base score is 6.1 out of 10.