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VULNERABILITIES

CVE-2021-42650 Details

Description

Cross Site Scripting (XSS vulnerability exists in Portainer before 2.9.1 via the node input box in Custom Templates.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:6.1 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://github.com/portainer/portainer/pull/5766 CVEPatchThird Party Advisory
https://github.com/purple-WL/Security-vulnerability/blob/main/Portainer%20Custom%20Templates%20xss CVEThird Party Advisory
https://github.com/portainer/portainer/pull/5766 [email protected]PatchThird Party Advisory
https://github.com/purple-WL/Security-vulnerability/blob/main/Portainer%20Custom%20Templates%20xss [email protected]Third Party Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')[email protected]

Affected Products

ProductVersions
portainer portainer
< 2.9.1

CPE

  • cpe:2.3:a:portainer:portainer:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

4 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2021-42650
NVD Published Date:
Oct 18, 2021
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2021-42650 Details - Not Deferred