What’s Vulnerable › Vulnerabilities

CVE-2020-7719: Prototype Pollution

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-09-01 · updated 2026-06-17
• Weakness: CWE-1321

Description

Versions of package locutus before 2.0.12 are vulnerable to prototype Pollution via the php.strings.parse_str function.

Affected products

• locutusjs locutus: before 2.0.12 — fixed in 2.0.12

How to fix

Upgrade to a fixed version: locutusjs locutus 2.0.12. Check the vendor advisory for mitigations.

References

• https://github.com/kvz/locutus/pull/418/
• https://snyk.io/vuln/SNYK-JS-LOCUTUS-598675
• https://github.com/kvz/locutus/pull/418/
• https://snyk.io/vuln/SNYK-JS-LOCUTUS-598675

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