What’s Vulnerable › Vulnerabilities

CVE-2021-23460: Prototype Pollution

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-01-21 · updated 2026-06-17
• Weakness: CWE-1321

Description

The package min-dash before 3.8.1 are vulnerable to Prototype Pollution via the set method due to missing enforcement of key types.

Affected products

• min-dash: before 3.8.1 — fixed in 3.8.1

How to fix

Upgrade to a fixed version: min-dash 3.8.1. Check the vendor advisory for mitigations.

References

• https://github.com/bpmn-io/min-dash/blob/c4d579c0eb2ed0739592111c3906b198921d3f52/lib/object.js%23L32
• https://github.com/bpmn-io/min-dash/pull/21
• https://github.com/bpmn-io/min-dash/pull/21/commits/5ab05cbc4fd8d5eafb7db540c491ed0906b9d320
• https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-2342127
• https://snyk.io/vuln/SNYK-JS-MINDASH-2340605
• https://github.com/bpmn-io/min-dash/blob/c4d579c0eb2ed0739592111c3906b198921d3f52/lib/object.js%23L32
• https://github.com/bpmn-io/min-dash/pull/21
• https://github.com/bpmn-io/min-dash/pull/21/commits/5ab05cbc4fd8d5eafb7db540c491ed0906b9d320
• https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-2342127
• https://snyk.io/vuln/SNYK-JS-MINDASH-2340605

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