# Exploit Title: Stored XSS in uptime-kuma <= v1.19.6 # CVE: CVE-2023-26777 # Exploit Author: Achuth V P (retrymp3) # Date: February 09, 2023 # Vendor Homepage: https://github.com/louislam/ # Software Link: https://github.com/louislam/uptime-kuma # Tested on: Ubuntu # Version: <= v1.19.6 # Exploit Description: Stored Cross Site Scripting vulnerability found in Uptime Kuma v.1.19.6 and before, allows a remote attacker to execute arbitrary javascript code via the description, title, footer, and incident creation parameter of the status status page in the application. Create a status page, while giving the title or the discription give the payload: If anyone loads the page, the javascript inside the script tag will be executed.