Cross-site scripting in HFS - CVE-2026-61504
Published: October 6, 2026
Vulnerability identifier: #VU153318
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]
CVE-ID: CVE-2026-61504
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to execute arbitrary script in a victim's browser.
The vulnerability exists due to improper neutralization of input during web page generation in basic directory listings when rendering a crafted filename. A remote user can create a file with a malicious filename to execute arbitrary script in a victim's browser.
User interaction is required to view the affected basic directory listing.
Affected software
HFS
How to mitigate CVE-2026-61504
Install security update from vendor's website.
HFS - update to 3.2.1