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Medium severity6.1NVD Advisory· Published Oct 18, 2021· Updated Jun 17, 2026

CVE-2021-42650

CVE-2021-42650

Description

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

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3

Portainer/Portainer3 versions
cpe:2.3:a:portainer:portainer:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:portainer:portainer:*:*:*:*:*:*:*:*range: <2.9.1
- (no CPE)
- (no CPE)range: <2.9.1

Patches

Vulnerability mechanics

References

2

github.com/portainer/portainer/pull/5766nvdPatchThird Party Advisory
github.com/purple-WL/Security-vulnerability/blob/main/Portainer%20Custom%20Templates%20xssnvdThird Party Advisory

News mentions

0

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