What’s Vulnerable › Vulnerabilities

CVE-2024-21489

• Severity: high (CVSS 8.2 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: 2024-10-01 · updated 2026-08-10
• Weakness: CWE-1321

Description

Versions of the package uplot before 1.6.31 are vulnerable to Prototype Pollution via the uplot.assign function due to missing check if the attribute resolves to the object prototype.

Affected products

• Leeoniya Uplot: before 1.6.31 — fixed in 1.6.31

How to fix

Upgrade to a fixed version: Leeoniya Uplot 1.6.31. Check the vendor advisory for mitigations.

References

• https://github.com/leeoniya/uPlot/blob/c52e5001c1d959a99ac495a53e4deca5c44464d2/src/utils.js%23L437-L452
• https://github.com/leeoniya/uPlot/commit/5756e3e9b91270b303157e14bd0174311047d983
• https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-8163085
• https://security.snyk.io/vuln/SNYK-JS-UPLOT-6209224

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