CVE-2026-5966 PUBLISHED

TeamT5｜ThreatSonar Anti-Ransomware - Arbitrary File Deletion

Assigner: twcert
Reserved: 09.04.2026 Published: 20.04.2026 Updated: 20.04.2026

ThreatSonar Anti-Ransomware developed by TeamT5 has an Arbitrary File Deletion vulnerability. Authenticated remote attackers with web access can exploit Path Traversal to delete arbitrary files on the system.

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
CVSS Score: 7.2

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	None	Confidentiality	None
Attack Complexity	Low	Integrity	High	Integrity	None
Attack Requirements	None	Availability	High	Availability	None
Privileges Required	Low
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
CVSS Score: 8.1

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	None
Privileges Required	Low	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	TeamT5
Product	ThreatSonar Anti-Ransomware
Versions	Default: unaffected affected from 0 to 4.0.0 (incl.)

Solutions

Please install hotpatch version 20260302.

References

Problem Types

CWE-23 Relative path traversal CWE

Impacts

CAPEC-139 Relative Path Traversal