HIGH

CVE-2018-20801

CVSS v3

7.5

HIGH

EPSS Score

3.2 %

exploit probability, as of 2026-10-19

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

highchartsnpmall versions · fixed in 6.1.0

Full record on NVD

Description

In js/parts/SvgRenderer.js in Highcharts JS before 6.1.0, the use of backtracking regular expressions permitted an attacker to conduct a denial of service attack against the SVGRenderer component, aka ReDoS.

Technical details

Published: 2019-03-14

Frequently asked questions

What is CVE-2018-20801?

Is CVE-2018-20801 actively exploited?

Active exploitation of CVE-2018-20801 has not been confirmed. Its EPSS score was 3.2% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-20801?

CVE-2018-20801 has a CVSS v3 base score of 7.5 (HIGH severity).

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