CVE-2026-12339 — Authenticated Arbitrary File Write Vulnerability in multiple devices
A Zip Slip vulnerability in the WebUI ISP Upgrade functionality allows arbitrary file write via a crafted archive containing directory traversal sequences. An authenticated admi…
Published: 2026-08-10 · CVSS: 6.9 · CVSS 4.0
A Zip Slip vulnerability in the WebUI ISP Upgrade functionality allows arbitrary file write via a crafted archive containing directory traversal sequences. An authenticated administrator may overwrite arbitrary files on the system.Successful exploitation may allow arbitrary file to be overwritten on the underlying system, affecting system integrity and availability.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7