CVE-2021-47819 | ProjeQtOr Project Management 9.1.4 contains a file upload vu… | CVSS 9.8 CRITICAL

Description

ProjeQtOr Project Management 9.1.4 contains a file upload vulnerability that allows guest users to upload malicious PHP files with arbitrary code execution capabilities. Attackers can upload a PHP script through the profile attachment section and execute system commands by accessing the uploaded file with a specially crafted request parameter.

Metadata

CVE ID: CVE-2021-47819
State: PUBLISHED
Assigner: VulnCheck
Reserved: 2026-01-14 17:11 UTC
Published: 2026-01-15 15:52 UTC
Last updated: 2026-03-05 01:28 UTC
Primary CWE: CWE-434
Unrestricted Upload of File with Dangerous Type
Vendor / Product: Projeqtor / ProjeQtOr Project Management
Sources: cve.org · NVD

Severity & Metrics

9.8 CRITICAL CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

SSVC — CISA Coordinator

Exploitation: PoC
Automatable: yes
Tech. Impact: total

Affected products (1)

Vendor	Product	Platform	Versions
Projeqtor	ProjeQtOr Project Management	—	9.1.4

Weakness (CWE)

CWE	Source	Description
CWE-434	cna	Unrestricted Upload of File with Dangerous Type

CVSS scores (2)

Score	Severity	Version	Source	Vector
9.8	CRITICAL	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.3	CRITICAL	4.0	cna	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

References (2)

ExploitDB-49919 https://www.exploit-db.com/exploits/49919
ProjeQtOr Official Website https://www.projeqtor.org