CVE-2026-34790

HIGH

Endian Firewall /cgi-bin/backup.cgi remove ARCHIVE Directory Traversal

Title source: cna
STIX 2.1

Description

Endian Firewall version 3.3.25 and prior allow authenticated users to delete arbitrary files via directory traversal in the remove ARCHIVE parameter to /cgi-bin/backup.cgi. The remove ARCHIVE parameter value is used to construct a file path without sanitization of directory traversal sequences, which is then passed to an unlink() call.

References (2)

Core 2
Core References
Release Notes release-notes
Endian Release Notes
https://help.endian.com/hc/en-us/sections/360004371358-Community
Third Party Advisory third-party-advisory
VulnCheck Advisory: Endian Firewall /cgi-bin/backup.cgi remove ARCHIVE Directory Traversal
https://www.vulncheck.com/advisories/endian-firewall-cgi-bin-backup-cgi-remove-archive-directory-traversal

Scores

CVSS v3 7.1
EPSS 0.0063
EPSS Percentile 45.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-22
Status published
Products (3)
Endian/Endian Firewall < 3.3.25
Endian/Endian Firewall 3.3.25
endian/firewall_community < 3.3.25
Published Apr 02, 2026
Tracked Since Apr 02, 2026