CVE-2026-4337

Unrestricted Upload of File in PuMuKIT application

Published Oct 27, 2026 CVSS 4.0 · 8.8 High EPSS < 1% KEV · Not listed
Description
Unrestricted Upload of File with Dangerous Type vulnerability in the PuMuKIT application allows a unauthenticated user to upload any type of file to the server, and to any path where the web server user has write permissions. This could also allow them to delete files.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Unrestricted Upload of File with Dangerous Type vulnerability in the PuMuKIT application allows a unauthenticated user to upload any type of file to the server, and to any path where the web server user has write permissions. This could also allow them to delete files.
Title Unrestricted Upload of File in PuMuKIT application
First Time appeared Pumukit
Pumukit pumukit
Weaknesses CWE-434
CPEs cpe:2.3:a:pumukit:pumukit:current_version:*:*:*:*:*:*:*
Vendors & Products Pumukit
Pumukit pumukit
References
Metrics cvssV4_0

{'score': 8.8, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:H/SC:L/SI:L/SA:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
INCIBE
Published
Updated
Nov 4, 2026, 8:29 PM
Reserved
Mar 17, 2026, 2:36 PM
Status
Deferred
Published
Oct 27, 2026, 12:17 PM
Modified
Nov 4, 2026, 9:18 PM