CVE-2026-87794 (GCVE-0-2026-87794)

Vulnerability from cvelistv5 – Published: 2026-09-09 10:07 – Updated: 2026-09-18 17:23
VLAI
Title
bestzip 2.2.6 and 3.0.2 Argument Injection via the Native Zip Destination
Summary
bestzip versions 2.2.6 and 3.0.2 contain an argument injection vulnerability in the nativeZip function that allows attackers to inject arbitrary arguments to the Info-ZIP backend. Attackers can supply a malicious destination path combined with crafted source entries to execute arbitrary commands with Node.js process privileges. Fixed in 2.2.7 and 3.0.3.
Severity
8.6 (High)
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
8.4 (High)
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC
Exploitation: none Automatable: no Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-18 17:08 UTC
CWE
  • CWE-88 - Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')
Assigner
VulnCheck CNA under the mitre root
CNA scorecard B 84/100 over 6370 records in the last 180 days details
References
Impacted products
Vendor Product Version CPE status
nfriedly bestzip Affected: 2.2.6 , < 2.2.7 (semver)
Affected: 3.0.2 , < 3.0.3 (semver)
    cpe:2.3:a:bestzip_project:bestzip:*:*:*:*:*:*:*:*
    cpe:2.3:a:bestzip_project:bestzip:*:*:*:*:*:*:*:*
Create a notification for this product.
Date Public
2026-08-28 00:00
Credits
iamabighotdog
Show details on NVD website
To clipboard 

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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Vulnerability timeline

Sightings and recorded dates, grouped by day · UTC

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