njwt up to v0.4.0 was discovered to contain a prototype pollution in the Parser.prototype.parse method.
Priority MEDIUM 60CWE-1321Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and GitHub.
Summary
njwt up to v0.4.0 was discovered to contain a prototype pollution in the Parser.prototype.parse method.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00488 42nd percentileScored 2026-11-07
Fix Fixed njwt (npm): 2.0.1
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- 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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | njwt (npm) | before 2.0.1 | 2.0.1 | Patch available | GHSA-3hvj-2783-34x2 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- njwt (npm) Vendor— Affected before 2.0.1 Fixed in 2.0.1 Patch available GHSA-3hvj-2783-34x2
CPE names CISA-ADP · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:jwtk:njwt:*:*:*:*:*:*:*:* | — | — | — |
- cpe:2.3:a:jwtk:njwt:*:*:*:*:*:*:*:* Versions — — ·—
Remediation
- Fix · GHSA-3hvj-2783-34x2 njwt (npm) Fixed in 2.0.1 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2024-34273
- 2026-10-03 Alias added: GHSA-3hvj-2783-34x2
References
Sources
- CVE-2024-34273 · CVE Program
- CVE-2024-34273 · NVD
- FIRST EPSS
- GHSA-3hvj-2783-34x2 · GitHub Advisory Database · CC BY 4.0
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