What’s Vulnerable › Vulnerabilities

CVE-2020-13429

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-05-24 · updated 2026-06-17
• Weakness: CWE-79

Description

legend.ts in the piechart-panel (aka Pie Chart Panel) plugin before 1.5.0 for Grafana allows XSS via the Values Header (aka legend header) option.

Affected products

• Grafana Piechart-Panel: before 1.5.0 — fixed in 1.5.0

How to fix

Upgrade to a fixed version: Grafana Piechart-Panel 1.5.0. Check the vendor advisory for mitigations.

References

• https://github.com/grafana/piechart-panel/issues/218
• https://github.com/grafana/piechart-panel/releases/tag/v1.5.0
• https://github.com/grafana/piechart-panel/issues/218
• https://github.com/grafana/piechart-panel/releases/tag/v1.5.0

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