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Vulnerability record · CVE-2026-14947 · published 20 August 2026

CVE-2026-14947: A high-privileged remote attacker can upload malicious ZIP archive containing directory traversal sequences su…

A high-privileged remote attacker can upload malicious ZIP archive containing directory traversal sequences such as ../ can escape the intended extraction directory and write files to arbitrary locations on the server, potentially achieve arbitrary code execution due to improper validation of archive entry paths before writing files to disk which could result in full system compromise.

8.6 CVSS 4.0 High EPSS 1.5% · top 27.2% CWE-24 · CWE-24 Deferred
8.6CVSS 4.0 base score
1.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
3 Sep 2026Last modified by NVD

Description

A high-privileged remote attacker can upload malicious ZIP archive containing directory traversal sequences such as ../ can escape the intended extraction directory and write files to arbitrary locations on the server, potentially achieve arbitrary code execution due to improper validation of archive entry paths before writing files to disk which could result in full system compromise.

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://www.certvde.com/en/advisories/VDE-2026-078/

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.6CVE-2026-20349Cisco ASA and FTD SSL VPN HTTP request handling denial of serviceCisco Secure Firewall ASA and FTD software fail to properly check errors when processing HTTP requests in the Remote Access SSL VPN service. An unaut…KEVEPSS 1.0%analysed8.8CVE-2025-27920Output Messenger directory traversal allows arbitrary file accessOutput Messenger before 2.0.63 mishandles file paths, allowing directory traversal via ../ sequences in parameters. An attacker can read files outsid…KEVEPSS 1.9%analysed

Source: NIST National Vulnerability Database (record CVE-2026-14947), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.