# locutus (npm) vulnerabilities

8 known vulnerabilities (3 critical, 1 high, 3 medium), with the versions each affects and the releases that fix them.

## At a glance

- Latest release: 3.0.36 (May 16, 2026): no advisory affects it
- Newest unaffected release: 3.0.36 (May 16, 2026), the latest release
- Weekly downloads: 789.4K
- Dependents: 94
- Releases: 63 since 0.0.1 (Apr 18, 2016)
- Registry: https://www.npmjs.com/package/locutus
- Releases read: Nov 8, 2026

## Version timeline

Affected versions per advisory, in version order:

- CVE-2026-33994: 2.0.39 to 3.0.24 (3.0.25 is outside it)
- CVE-2026-33993: 0.0.1 to 3.0.24 (3.0.25 is outside it)
- CVE-2026-32304: 0.0.1 to 3.0.13 (3.0.14 is outside it)
- CVE-2026-29091: 0.0.1 to 2.0.39 (3.0.0 is outside it)
- CVE-2026-25521: 2.0.12 to 2.0.38 (2.0.39 is outside it)
- CVE-2021-23392: 0.0.1 to 2.0.14 (2.0.15 is outside it)
- CVE-2020-7719: 0.0.1 to 2.0.11 (2.0.12 is outside it)
- CVE-2020-13619: 0.0.1 to 2.0.11 (2.0.12 is outside it)

## Advisories (8)

### [CVE-2026-33994](https://cve.now/CVE-2026-33994): Locutus Prototype Pollution due to incomplete fix for CVE-2026-25521

- Severity: Medium 6.3
- Published: Mar 27, 2026
- Affected: from 2.0.39, fixed in 3.0.25.
- Fixed in 3.0.25 (released Mar 25, 2026, 2 days before disclosure).
- The latest release, 3.0.36, is not affected.
- 28% of locutus downloads last week were affected versions (218.7K).

### [CVE-2026-33993](https://cve.now/CVE-2026-33993): Locutus has Prototype Pollution via proto Key Injection in unserialize()

- Severity: Medium 6.9
- Published: Mar 27, 2026
- Affected: fixed in 3.0.25.
- Fixed in 3.0.25 (released Mar 25, 2026, 2 days before disclosure).
- The latest release, 3.0.36, is not affected.
- 80% of locutus downloads last week were affected versions (631.3K).

### [CVE-2026-32304](https://cve.now/CVE-2026-32304): Locutus: RCE via unsanitized input in create\_function()

- Severity: Critical 9.8
- Published: Mar 12, 2026
- Affected: fixed in 3.0.14.
- Fixed in 3.0.14 (released Mar 11, 2026, 1 day before disclosure).
- The latest release, 3.0.36, is not affected.
- 79% of locutus downloads last week were affected versions (620K).

### [CVE-2026-29091](https://cve.now/CVE-2026-29091): Locutus: Remote Code Execution (RCE) in locutus call\_user\_func\_array due to Code Injection

- Severity: High 8.1
- Published: Mar 6, 2026
- Affected: fixed in 3.0.0.
- Fixed in 3.0.0 (released Mar 3, 2026, 3 days before disclosure).
- The latest release, 3.0.36, is not affected.
- 79% of locutus downloads last week were affected versions (619.9K).

### [CVE-2026-25521](https://cve.now/CVE-2026-25521): Locutus is vulnerable to Prototype Pollution

- Severity: Critical 9.4
- Published: Feb 4, 2026
- Affected: from 2.0.12, fixed in 2.0.39.
- Fixed in 2.0.39 (released Feb 2, 2026, 2 days before disclosure).
- The latest release, 3.0.36, is not affected.
- 50% of locutus downloads last week were affected versions (395K).

### [CVE-2021-23392](https://cve.now/CVE-2021-23392): Regular Expression Denial of Service (ReDoS)

- Severity: Medium 5.3
- Published: Jun 8, 2021
- Affected: fixed in 2.0.15.
- Fixed in 2.0.15 (released May 27, 2021, 12 days before disclosure).
- The latest release, 3.0.36, is not affected.
- 2.9% of locutus downloads last week were affected versions (22.8K).

### [CVE-2020-7719](https://cve.now/CVE-2020-7719): Prototype Pollution

- Severity: Critical 9.8
- Published: Sep 1, 2020
- Affected: fixed in 2.0.12.
- Fixed in 2.0.12 (released Sep 3, 2020, 2 days after disclosure).
- The latest release, 3.0.36, is not affected.
- 2.2% of locutus downloads last week were affected versions (17.6K).

### [CVE-2020-13619](https://cve.now/CVE-2020-13619): php/exec/escapeshellarg in Locutus PHP through 2.0.11 allows an attacker to achieve code execution.

- Severity: Unrated
- Published: Jul 1, 2020
- Affected: through 2.0.11.
- Fixed in 2.0.12 (released Sep 3, 2020, 64 days after disclosure), the first release outside every affected range (no listed fixed version clears them all).
- The latest release, 3.0.36, is not affected.
- 2.2% of locutus downloads last week were affected versions (17.6K).

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