VULNERABILITY INTELLIGENCE
CVE-2026-2039
CVSS score9.8 CRITICAL
EPSS probability0.74%
CISA KEVNot currently listed
Published2026-02-20
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Description
GFI Archiver MArc.Store Missing Authorization Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of GFI Archiver. Authentication is not required to exploit this vulnerability. The specific flaw exists within the configuration of the MArc.Store.Remoting.exe process, which listens on port 8018. The issue results from the lack of authorization prior to allowing access to functionality. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of SYSTEM. Was ZDI-CAN-28597.
Weakness classification
- zdi-disclosures@trendmicro.com: CWE-862
Primary references
- zdi-disclosures@trendmicro.com — Third Party Advisory