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Vulnerability details: VCID-snjw-mw25-z7bg
Vulnerability ID VCID-snjw-mw25-z7bg
Aliases CVE-2022-41879
GHSA-93vw-8fm5-p2jf
GMS-2022-6745
Summary Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. In versions prior to 5.3.3 or 4.10.20, a compromised Parse Server Cloud Code Webhook target endpoint allows an attacker to use prototype pollution to bypass the Parse Server `requestKeywordDenylist` option. This issue has been patched in versions 5.3.3 and 4.10.20. There are no known workarounds.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-1321 Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
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 0.00462 https://api.first.org/data/v1/epss?cve=CVE-2022-41879
epss 0.00462 https://api.first.org/data/v1/epss?cve=CVE-2022-41879
epss 0.00462 https://api.first.org/data/v1/epss?cve=CVE-2022-41879
epss 0.00462 https://api.first.org/data/v1/epss?cve=CVE-2022-41879
cvssv3.1_qr HIGH https://github.com/advisories/GHSA-93vw-8fm5-p2jf
cvssv3.1 7.2 https://github.com/parse-community/parse-server
generic_textual HIGH https://github.com/parse-community/parse-server
cvssv3.1 7.2 https://github.com/parse-community/parse-server/commit/60c5a73d257e0d536056b38bdafef8b7130524d8
generic_textual HIGH https://github.com/parse-community/parse-server/commit/60c5a73d257e0d536056b38bdafef8b7130524d8
cvssv3.1 7.2 https://github.com/parse-community/parse-server/commit/6c63f04ba37174021082a5b5c4ba1556dcc954f4
generic_textual HIGH https://github.com/parse-community/parse-server/commit/6c63f04ba37174021082a5b5c4ba1556dcc954f4
cvssv3.1 7.2 https://github.com/parse-community/parse-server/pull/8305
generic_textual HIGH https://github.com/parse-community/parse-server/pull/8305
cvssv3.1 7.2 https://github.com/parse-community/parse-server/pull/8306
generic_textual HIGH https://github.com/parse-community/parse-server/pull/8306
cvssv3.1 7.2 https://github.com/parse-community/parse-server/releases/tag/4.10.20
generic_textual HIGH https://github.com/parse-community/parse-server/releases/tag/4.10.20
cvssv3.1 7.2 https://github.com/parse-community/parse-server/releases/tag/5.3.3
generic_textual HIGH https://github.com/parse-community/parse-server/releases/tag/5.3.3
cvssv3.1 7.2 https://github.com/parse-community/parse-server/security/advisories/GHSA-93vw-8fm5-p2jf
cvssv3.1_qr HIGH https://github.com/parse-community/parse-server/security/advisories/GHSA-93vw-8fm5-p2jf
generic_textual HIGH https://github.com/parse-community/parse-server/security/advisories/GHSA-93vw-8fm5-p2jf
ssvc Track https://github.com/parse-community/parse-server/security/advisories/GHSA-93vw-8fm5-p2jf
cvssv3.1 7.2 https://nvd.nist.gov/vuln/detail/CVE-2022-41879
generic_textual HIGH https://nvd.nist.gov/vuln/detail/CVE-2022-41879
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2022-41879
https://github.com/parse-community/parse-server
https://github.com/parse-community/parse-server/commit/60c5a73d257e0d536056b38bdafef8b7130524d8
https://github.com/parse-community/parse-server/commit/6c63f04ba37174021082a5b5c4ba1556dcc954f4
https://github.com/parse-community/parse-server/pull/8305
https://github.com/parse-community/parse-server/pull/8306
https://github.com/parse-community/parse-server/releases/tag/4.10.20
https://github.com/parse-community/parse-server/releases/tag/5.3.3
CVE-2022-41879 https://nvd.nist.gov/vuln/detail/CVE-2022-41879
GHSA-93vw-8fm5-p2jf https://github.com/advisories/GHSA-93vw-8fm5-p2jf
GHSA-93vw-8fm5-p2jf https://github.com/parse-community/parse-server/security/advisories/GHSA-93vw-8fm5-p2jf
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/parse-community/parse-server
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

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none

high

low

none

high

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none
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/parse-community/parse-server/commit/60c5a73d257e0d536056b38bdafef8b7130524d8
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

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required

unchanged

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none
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/parse-community/parse-server/commit/6c63f04ba37174021082a5b5c4ba1556dcc954f4
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

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none

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low

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Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/parse-community/parse-server/pull/8305
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

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none
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/parse-community/parse-server/pull/8306
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:H/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/parse-community/parse-server/releases/tag/4.10.20
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:H/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/parse-community/parse-server/releases/tag/5.3.3
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

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Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/parse-community/parse-server/security/advisories/GHSA-93vw-8fm5-p2jf
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: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-04-23T15:46:47Z/ Found at https://github.com/parse-community/parse-server/security/advisories/GHSA-93vw-8fm5-p2jf
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2022-41879
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 0.64675
EPSS Score 0.00462
Published At June 11, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-11T17:40:49.311571+00:00 Vulnrichment Import https://github.com/cisagov/vulnrichment/blob/develop/2022/41xxx/CVE-2022-41879.json 38.6.0