What’s Vulnerable › Vulnerabilities

CVE-2020-28487: Cross-site Scripting (XSS)

• Severity: medium (CVSS 6.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-01-22 · updated 2026-06-17
• Weakness: CWE-79

Description

This affects the package vis-timeline before 7.4.4. An attacker with the ability to control the items of a Timeline element can inject additional script code into the generated application.

Affected products

• vis-timeline: before 7.4.4 — fixed in 7.4.4

How to fix

Upgrade to a fixed version: vis-timeline 7.4.4. Check the vendor advisory for mitigations.

References

• https://github.com/visjs/vis-timeline/issues/838
• https://github.com/visjs/vis-timeline/pull/840
• https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBVISJS-1063502
• https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1063501
• https://snyk.io/vuln/SNYK-JS-VISTIMELINE-1063500
• https://github.com/visjs/vis-timeline/issues/838
• https://github.com/visjs/vis-timeline/pull/840
• https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBVISJS-1063502
• https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1063501
• https://snyk.io/vuln/SNYK-JS-VISTIMELINE-1063500

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