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Vulnerability record · CVE-2020-7719 · published 1 September 2020

CVE-2020-7719: Locutus prototype pollution vulnerability

Locutus · Locutus

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

9.8 CVSS 3.1 Critical EPSS 2.8% · top 14.4% CWE-1321 · Prototype pollution
9.8CVSS 3.1 base score, v2 7.5
2.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 4 tagged exploit
17 Jun 2026Last modified by NVD

Description

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

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/kvz/locutus/pull/418/ ExploitThird Party Advisory
https://snyk.io/vuln/SNYK-JS-LOCUTUS-598675 ExploitThird Party Advisory
https://github.com/kvz/locutus/pull/418/ ExploitThird Party Advisory
https://snyk.io/vuln/SNYK-JS-LOCUTUS-598675 ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2026-32304Locutus code injection vulnerabilityLocutus brings stdlibs of other programming languages to JavaScript for educational purposes. Prior to 3.0.14, the create_function(args, code) functi…EPSS 0.82%9.4CVE-2026-25521Locutus prototype pollution vulnerabilityLocutus brings stdlibs of other programming languages to JavaScript for educational purposes. In versions from 2.0.12 to before 2.0.39, a prototype p…EPSS 0.44%8.1CVE-2026-29091Locutus code injection vulnerabilityLocutus brings stdlibs of other programming languages to JavaScript for educational purposes. Prior to version 3.0.0, a remote code execution (RCE) f…EPSS 0.98%7.5CVE-2021-23392Locutus vulnerabilityThe package locutus before 2.0.15 are vulnerable to Regular Expression Denial of Service (ReDoS) via the gopher_parsedir function.EPSS 1.9%6.9CVE-2026-33993Locutus prototype pollution vulnerabilityLocutus brings stdlibs of other programming languages to JavaScript for educational purposes. Prior to version 3.0.25, the `unserialize()` function i…EPSS 0.75%6.3CVE-2026-33994Locutus prototype pollution vulnerabilityLocutus brings stdlibs of other programming languages to JavaScript for educational purposes. Starting in version 2.0.39 and prior to version 3.0.25,…EPSS 0.76%8.6CVE-2026-34621Adobe Acrobat Reader prototype pollution leads to code executionAdobe Acrobat and Reader (versions 24.001.30356, 26.001.21367 and earlier) are affected by prototype pollution (CWE-1321) that can result in arbitrar…KEVEPSS 2.2%analysed

Source: NIST National Vulnerability Database (record CVE-2020-7719), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.