Prototype pollution in locutus
Priority MEDIUM 47CWE-1321Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Tampering
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub. Impact type from CWE-915.
Summary
Versions of package locutus before 2.0.12 are vulnerable to prototype Pollution via the php.strings.parse_str function.
Why it matters now
EPSS 0.02753 86th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed locutus (npm): 2.0.12
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | locutus | all versions | — | No fix listed | CNA |
| — | locutus (npm) | before 2.0.12 | 2.0.12 | Patch available | GHSA-f98m-q3hr-p5wq |
- locutus Vendor— Affected all versions Fixed in — No fix listed CNA
- locutus (npm) Vendor— Affected before 2.0.12 Fixed in 2.0.12 Patch available GHSA-f98m-q3hr-p5wq
Remediation
- Fix · GHSA-f98m-q3hr-p5wq locutus (npm) Fixed in 2.0.12 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2020-7719
- 2026-10-03 Alias added: GHSA-f98m-q3hr-p5wq
References
More locutusjs Locutus vulnerabilities
- TI-2026-24833 Locutus: RCE via unsanitized input in create_function() CVSS 3.1CRITICAL 9.8
- TI-2026-26333 Locutus has Prototype Pollution via __proto__ Key Injection in unserialize() CVSS 4.0MEDIUM 6.9
- TI-2026-23234 Locutus: Remote Code Execution (RCE) in locutus call_user_func_array due to Code Injection CVSS 3.1HIGH 8.1
- TI-2026-26334 Locutus Prototype Pollution due to incomplete fix for CVE-2026-25521 CVSS 4.0MEDIUM 6.3
- TI-2026-20630 Locutus is vulnerable to Prototype Pollution CVSS 4.0CRITICAL 9.4
- TI-2021-06085 Regular expression denial of service (ReDoS) in locutus CVSS 3.1HIGH 7.5
Sources
- CVE-2020-7719 · CVE Program
- CVE-2020-7719 · NVD
- FIRST EPSS
- GHSA-f98m-q3hr-p5wq · GitHub Advisory Database · CC BY 4.0
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