Cross-site scripting in Kiwi - CVE-2023-36809
Published: July 4, 2023 / Updated: September 18, 2026
Vulnerability identifier: #VU150951
CSH Severity: Medium
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]
CVE-ID: CVE-2023-36809
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary script in a victim's browser.
The vulnerability exists due to improper HTTP header configuration in Kiwi when rendering stored malicious content. A remote attacker can store malicious script content to execute arbitrary script in a victim's browser.
User interaction is required to trigger execution.
Affected software
Kiwi
How to mitigate CVE-2023-36809
Install security update from vendor's website.
Kiwi - update to 12.5