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Vulnerability details: VCID-ur2m-hxbu-r3ga
Vulnerability ID VCID-ur2m-hxbu-r3ga
Aliases CVE-2021-23507
GHSA-h6pr-c536-6rjg
Summary Prototype Pollution in object-path-set
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 0.00502 https://api.first.org/data/v1/epss?cve=CVE-2021-23507
epss 0.00502 https://api.first.org/data/v1/epss?cve=CVE-2021-23507
epss 0.00502 https://api.first.org/data/v1/epss?cve=CVE-2021-23507
epss 0.00502 https://api.first.org/data/v1/epss?cve=CVE-2021-23507
cvssv3.1_qr HIGH https://github.com/advisories/GHSA-h6pr-c536-6rjg
cvssv3.1 7.5 https://github.com/skratchdot/object-path-set
generic_textual HIGH https://github.com/skratchdot/object-path-set
cvssv3.1 7.5 https://github.com/skratchdot/object-path-set/blob/577f5299fed15bb9edd11c940ff3cf0b9f4748d5/index.js%23L8
generic_textual HIGH https://github.com/skratchdot/object-path-set/blob/577f5299fed15bb9edd11c940ff3cf0b9f4748d5/index.js%23L8
cvssv3.1 7.5 https://github.com/skratchdot/object-path-set/commit/2d67a714159c4099589b6661fa84e6d2adc31761
generic_textual HIGH https://github.com/skratchdot/object-path-set/commit/2d67a714159c4099589b6661fa84e6d2adc31761
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2021-23507
generic_textual HIGH https://nvd.nist.gov/vuln/detail/CVE-2021-23507
cvssv3.1 7.5 https://snyk.io/blog/remediate-javascript-type-confusion-bypassed-input-validation
generic_textual HIGH https://snyk.io/blog/remediate-javascript-type-confusion-bypassed-input-validation
cvssv3.1 7.5 https://snyk.io/vuln/SNYK-JS-OBJECTPATHSET-2388576
generic_textual HIGH https://snyk.io/vuln/SNYK-JS-OBJECTPATHSET-2388576
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2021-23507
https://github.com/skratchdot/object-path-set
https://github.com/skratchdot/object-path-set/blob/577f5299fed15bb9edd11c940ff3cf0b9f4748d5/index.js%23L8
https://github.com/skratchdot/object-path-set/commit/2d67a714159c4099589b6661fa84e6d2adc31761
https://snyk.io/blog/remediate-javascript-type-confusion-bypassed-input-validation
https://snyk.io/blog/remediate-javascript-type-confusion-bypassed-input-validation/
https://snyk.io/vuln/SNYK-JS-OBJECTPATHSET-2388576
CVE-2021-23507 https://nvd.nist.gov/vuln/detail/CVE-2021-23507
GHSA-h6pr-c536-6rjg https://github.com/advisories/GHSA-h6pr-c536-6rjg
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://github.com/skratchdot/object-path-set
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:N/I:N/A:H Found at https://github.com/skratchdot/object-path-set/blob/577f5299fed15bb9edd11c940ff3cf0b9f4748d5/index.js%23L8
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:N/I:N/A:H Found at https://github.com/skratchdot/object-path-set/commit/2d67a714159c4099589b6661fa84e6d2adc31761
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:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-23507
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:N/I:N/A:H Found at https://snyk.io/blog/remediate-javascript-type-confusion-bypassed-input-validation
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:N/I:N/A:H Found at https://snyk.io/vuln/SNYK-JS-OBJECTPATHSET-2388576
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 0.66501
EPSS Score 0.00502
Published At June 11, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-11T20:27:44.120674+00:00 GHSA Importer Import https://github.com/advisories/GHSA-h6pr-c536-6rjg 38.6.0