CVE-2026-88621

LOWCVSS 2.7

Description

OneNav v1.2.4 contains an authenticated arbitrary file deletion vulnerability in the Api::upload() method in class/Api.php. An authenticated administrator can submit a non-HTML upload filename matching an existing file in the application's working directory. The application passes the user-controlled filename to unlink() when rejecting the upload, potentially causing file deletion and denial of service.

Timeline

Published:September 15th, 2026 4:17 PM

Last modified:September 22nd, 2026 8:00 PM

CVSS Scoring

CVSS v3: 2.7 (LOW)

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N

Weaknesses (CWE)

CWE-706

References & Reports

Advisories, patches, and third-party reports

https://github.com/helloxz/onenav
https://github.com/returnwrong/returnwrong-security-advisories/blob/main/CVE-2026-88621.md

Source: NIST NVD · Data may lag official sources by up to one minute