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Vulnerability details: VCID-vzx6-v4ns-cub9
Vulnerability ID VCID-vzx6-v4ns-cub9
Aliases CVE-2022-31943
GHSA-4828-473v-37gh
Summary Unrestricted Upload of File with Dangerous Type in MCMS MCMS v5.2.8 was discovered to contain an arbitrary file upload vulnerability.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-434 Unrestricted Upload of File with Dangerous Type
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.00568 https://api.first.org/data/v1/epss?cve=CVE-2022-31943
epss 0.00568 https://api.first.org/data/v1/epss?cve=CVE-2022-31943
epss 0.00568 https://api.first.org/data/v1/epss?cve=CVE-2022-31943
cvssv3.1_qr CRITICAL https://github.com/advisories/GHSA-4828-473v-37gh
cvssv3.1 9.8 https://github.com/ming-soft/MCMS
generic_textual CRITICAL https://github.com/ming-soft/MCMS
cvssv3.1 9.8 https://github.com/ming-soft/MCMS/issues/95
generic_textual CRITICAL https://github.com/ming-soft/MCMS/issues/95
cvssv3.1 9.8 https://nvd.nist.gov/vuln/detail/CVE-2022-31943
generic_textual CRITICAL https://nvd.nist.gov/vuln/detail/CVE-2022-31943
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2022-31943
https://github.com/ming-soft/MCMS
https://github.com/ming-soft/MCMS/issues/95
https://nvd.nist.gov/vuln/detail/CVE-2022-31943
GHSA-4828-473v-37gh https://github.com/advisories/GHSA-4828-473v-37gh
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/ming-soft/MCMS
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/ming-soft/MCMS/issues/95
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2022-31943
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.68899
EPSS Score 0.00568
Published At June 4, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-04T17:53:04.472656+00:00 GithubOSV Importer Import https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/07/GHSA-4828-473v-37gh/GHSA-4828-473v-37gh.json 38.6.0