All versions of the package utilities are vulnerable to Prototype Pollution via the _mix function.
Priority MEDIUM 42CWE-1321Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub.
Summary
All versions of the package utilities are vulnerable to Prototype Pollution via the _mix function.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01337 71st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | utilities | all versions | — | No fix listed | CNA |
| — | utilities (npm) | up to 1.0.6 | — | No fix listed | GHSA-wxfj-84xf-7gxv |
- utilities Vendor— Affected all versions Fixed in — No fix listed CNA
- utilities (npm) Vendor— Affected up to 1.0.6 Fixed in — No fix listed GHSA-wxfj-84xf-7gxv
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:utilities_project:utilities:*:*:*:*:*:node.js:*:* | up to 1.0.6 | Vulnerable | Utilities Project |
- cpe:2.3:a:utilities_project:utilities:*:*:*:*:*:node.js:*:* Versions up to 1.0.6 Vulnerable ·Utilities Project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-26105
- 2026-10-03 Alias added: GHSA-wxfj-84xf-7gxv
References
Sources
- CVE-2023-26105 · CVE Program
- CVE-2023-26105 · NVD
- FIRST EPSS
- GHSA-wxfj-84xf-7gxv · GitHub Advisory Database · CC BY 4.0
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