Vulnerability · Published Oct 20, 2026 · Assigned by VulnCheck
CVE-2026-113609Bandisoft Bandizip before 7.47 Mark-of-the-Web Bypass for PowerShell Scripts
Low 3.3
In plain English
A low-severity security flaw in Bandizip from Bandisoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities).
Severity (CVSS 3.1)3.3Low
Exploit odds (30 days)0.2%top 92.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Bandisoft Bandizip before 7.47 fails to propagate Mark-of-the-Web to extracted .ps1 and .psm1 files, allowing attackers to bypass zone-based execution protections. Attackers can deliver unsigned PowerShell scripts or modules in downloaded archives that run under the RemoteSigned policy when the user invokes them.
Affected products (as reported)
Weakness: CWE-693 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
References
- https://en.bandisoft.com/bandizip/history/ release-notes, vendor-advisory
- VulnCheck Advisory: Bandisoft Bandizip before 7.47 Mark-of-the-Web Bypass for PowerShell Scripts third-party-advisory