What is CVE-2026-4999?

CVE-2026-4999 is a medium-severity vulnerability in Z-9527 Admin, classified under Path Traversal. CVSS score: 6.3/10. Published 2026-03-28.

How severe is CVE-2026-4999?

Medium severity. CVSS v3 base score is 6.3 out of 10.

Path Traversal in Z-9527 Admin

CVE-2026-4999

A security vulnerability has been detected in z-9527 admin up to 72aaf2dd05cf4ec2e98f390668b41e128eec5ad2. This issue affects the function uploadFile of the file /server/utils/upload.js of the component isImg Check. The manipulation of the…

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.001 (28.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

Z-9527 Admin — versions 72aaf2dd05cf4ec2e98f390668b41e128eec5ad2

Weakness classification (CWE)

CWE-22 — Path Traversal

References

VDB-353886 | z-9527 admin isImg Check upload.js uploadFile path traversal (technical-description, vdb-entry)
VDB-353886 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, permissions-required)
Submit #778277 | z-9527 admin ≤ commit 72aaf2d Path Traversal: '../filedir' (third-party-advisory)
cna@vuldb.com (exploit)

Frequently asked questions

What is CVE-2026-4999?: CVE-2026-4999 is a medium-severity vulnerability in Z-9527 Admin, classified under Path Traversal. CVSS score: 6.3/10. Published 2026-03-28.
How severe is CVE-2026-4999?: Medium severity. CVSS v3 base score is 6.3 out of 10.