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Fencer Intel
medium 5.4

CVE-2020-13429 json

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)…

published 6y ago modified 4mo ago also EUVD-2020-5683

cvss
5.4
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 52%
public exploits
0
none known

Summary

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.

Patch / fix

  • grafana piechart-panel 1.5.0
  • grafana-piechart-panel Enterprise Storage 6 1.6.1-3.3.1

suse advisories SUSE-SU-2021:3174-1

  • grafana-piechart-panel openSUSE Tumbleweed 1.6.1-2.2
  • grafana-piechart-panel openSUSE Leap 15.2 1.6.1-lp152.2.6.1
  • grafana-piechart-panel openSUSE Leap 15.3 1.6.1-3.6.1

opensuse advisories openSUSE-SU-2024:10819-1openSUSE-SU-2021:1308-1openSUSE-SU-2021:3175-1

Is CVE-2020-13429 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Exploit prediction

0.68% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 3.5 AV:N/AC:M/Au:S/C:N/I:P/A:N

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.