Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2021-47986

Severity CVSS v4.0:
HIGH
Type:
Unavailable / Other
Publication date:
25/06/2026
Last modified:
30/07/2026

Description

Parse Server before 4.10.0 contains a supply chain vulnerability where incorrect version tags were pushed to the repository linking to unreviewed code in a personal fork. Attackers could exploit this by specifying affected version tags in dependency declarations to execute unreviewed and potentially malicious code.

Impact

Vector 4.0
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N CVSS v4.0 Severity and Metrics:

Base Score: 7.70 HIGH
Vector: CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Attack Vector (AV): Network
Attack Complexity (AC): High
Attack Requirements (AT): Present
Privileges Required (PR): None
User Interaction (UI): Passsive
Confidentiality (VC): High
Integrity (VI): High
Availability (VA): High
Confidentiality (SC): None
Integrity (SI): None
Availability (SA): None

Base Score 4.0
7.70
Severity 4.0
HIGH
Vector 3.x
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
7.50
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:parseplatform:parse-server:4.0.0:beta1:*:*:*:node.js:*:*
cpe:2.3:a:parseplatform:parse-server:4.0.0:beta2:*:*:*:node.js:*:*
cpe:2.3:a:parseplatform:parse-server:4.0.0:beta3:*:*:*:node.js:*:*
cpe:2.3:a:parseplatform:parse-server:4.0.0:beta4:*:*:*:node.js:*:*
cpe:2.3:a:parseplatform:parse-server:4.0.0:beta5:*:*:*:node.js:*:*
cpe:2.3:a:parseplatform:parse-server:4.0.0:beta6:*:*:*:node.js:*:*
cpe:2.3:a:parseplatform:parse-server:4.0.3:*:*:*:*:node.js:*:*
cpe:2.3:a:parseplatform:parse-server:4.0.4:*:*:*:*:node.js:*:*
cpe:2.3:a:parseplatform:parse-server:4.0.6:*:*:*:*:node.js:*:*
cpe:2.3:a:parseplatform:parse-server:4.0.7:*:*:*:*:node.js:*:*
cpe:2.3:a:parseplatform:parse-server:4.0.8:*:*:*:*:node.js:*:*
cpe:2.3:a:parseplatform:parse-server:4.0.9:*:*:*:*:node.js:*:*
cpe:2.3:a:parseplatform:parse-server:4.0.10:*:*:*:*:node.js:*:*
cpe:2.3:a:parseplatform:parse-server:4.0.11:*:*:*:*:node.js:*:*
cpe:2.3:a:parseplatform:parse-server:4.0.12:*:*:*:*:node.js:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools