CVE-2026-87794 bestzip - Command Injection

bestzip 2.2.6 and 3.0.2 contain a command injection caused by argument injection in the nativeZip function, letting attackers execute arbitrary commands with Node.js process privileges, exploit requires crafted source entries and malicious destination path.

CVSS base score 8.4 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.28% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Command Injection
Impact
Remote Code Execution
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
9 September 2026
Updated
15 October 2026
Weakness
CWE-88

Vendor fix

Upgrade to versions 2.2.7 and 3.0.3 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

← All CVEs