What is GHSA-52c3-83c9-5h54?

GHSA-52c3-83c9-5h54 is a security advisory published by GitHub Security Advisories with Low severity. OneNav v1.2.4 contains an authenticated arbitrary file deletion vulnerability in the Api::upload(...

Which CVE IDs does GHSA-52c3-83c9-5h54 cover?

GHSA-52c3-83c9-5h54 covers the following CVE IDs: CVE-2026-88621. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-52c3-83c9-5h54?

GHSA-52c3-83c9-5h54 has a CVSS v3 base score of 2.7, published by GitHub Security Advisories.

GHSA-52c3-83c9-5h54LowCVSS 2.7

OneNav v1.2.4 contains an authenticated arbitrary file deletion vulnerability in the Api::upload(...

Vendor

GitHub Security Advisories

Published

September 15, 2026

Last Modified

September 22, 2026

🔗 CVE IDs covered (1)

CVE-2026-88621 →

📋 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.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-88621
https://github.com/helloxz/onenav
https://github.com/returnwrong/returnwrong-security-advisories/blob/main/CVE-2026-88621.md
https://github.com/advisories/GHSA-52c3-83c9-5h54