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Vulnerability details: VCID-bpqc-ngfh-qqah
Vulnerability ID VCID-bpqc-ngfh-qqah
Aliases CVE-2020-5263
GHSA-prfq-f66g-43mp
Summary Information disclosure through error object in auth0.js
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-522 Insufficiently Protected Credentials
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 0.00231 https://api.first.org/data/v1/epss?cve=CVE-2020-5263
cvssv3.1_qr HIGH https://github.com/advisories/GHSA-prfq-f66g-43mp
cvssv3.1 5.5 https://github.com/auth0/auth0.js/commit/355ca749b229fb93142f0b3978399b248d710828
generic_textual HIGH https://github.com/auth0/auth0.js/commit/355ca749b229fb93142f0b3978399b248d710828
cvssv3.1 5.5 https://github.com/auth0/auth0.js/security/advisories/GHSA-prfq-f66g-43mp
cvssv3.1_qr HIGH https://github.com/auth0/auth0.js/security/advisories/GHSA-prfq-f66g-43mp
generic_textual HIGH https://github.com/auth0/auth0.js/security/advisories/GHSA-prfq-f66g-43mp
cvssv3.1 5.5 https://nvd.nist.gov/vuln/detail/CVE-2020-5263
generic_textual HIGH https://nvd.nist.gov/vuln/detail/CVE-2020-5263
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2020-5263
https://github.com/auth0/auth0.js/commit/355ca749b229fb93142f0b3978399b248d710828
CVE-2020-5263 https://nvd.nist.gov/vuln/detail/CVE-2020-5263
GHSA-prfq-f66g-43mp https://github.com/advisories/GHSA-prfq-f66g-43mp
GHSA-prfq-f66g-43mp https://github.com/auth0/auth0.js/security/advisories/GHSA-prfq-f66g-43mp
No exploits are available.
Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:H/I:N/A:N Found at https://github.com/auth0/auth0.js/commit/355ca749b229fb93142f0b3978399b248d710828
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:L/AC:L/PR:H/UI:R/S:C/C:H/I:N/A:N Found at https://github.com/auth0/auth0.js/security/advisories/GHSA-prfq-f66g-43mp
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:L/AC:L/PR:H/UI:R/S:C/C:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-5263
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 0.46078
EPSS Score 0.00231
Published At June 11, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-11T20:26:00.529448+00:00 GHSA Importer Import https://github.com/advisories/GHSA-prfq-f66g-43mp 38.6.0