CVE-2026-80237

Thinking Software Technology|Efence - Arbitrary File Upload

Published Aug 26, 2026 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
Description
EFence developed by Thinking Software Technology has an Arbitrary File Upload vulnerability. Authenticated remote attackers can upload and execute web shell backdoors, thereby enabling arbitrary code execution on the server.

Remediation

Vendor Solution

Please update to version 1.2.67 DB Ver:57 or later

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Thinkingsoftware
Thinkingsoftware efence
Vendors & Products Thinkingsoftware
Thinkingsoftware efence
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description EFence developed by Thinking Software Technology has an Arbitrary File Upload vulnerability. Authenticated remote attackers can upload and execute web shell backdoors, thereby enabling arbitrary code execution on the server.
Title Thinking Software Technology|Efence - Arbitrary File Upload
Weaknesses CWE-434
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
twcert
Published
Updated
Aug 26, 2026, 2:54 PM
Reserved
Aug 26, 2026, 5:58 AM
Status
Deferred
Published
Aug 26, 2026, 9:16 AM
Modified
Aug 26, 2026, 4:40 PM