A prototype pollution in the lib.deepMerge function of @zag-js/core v0.50.0 allows…
Priority HIGH 72CWE-400Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and GitHub. Impact type from CWE-400.
Summary
A prototype pollution in the lib.deepMerge function of @zag-js/core v0.50.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted payload.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00438 38th percentileScored 2026-11-07
Fix Fixed @zag-js/core (npm): 0.82.2
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- 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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | @zag-js/core (npm) | before 0.82.2 | 0.82.2 | Patch available | GHSA-fg4m-w35q-vfg2 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- @zag-js/core (npm) Vendor— Affected before 0.82.2 Fixed in 0.82.2 Patch available GHSA-fg4m-w35q-vfg2
Remediation
- Fix · GHSA-fg4m-w35q-vfg2 @zag-js/core (npm) Fixed in 0.82.2 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2024-57079
- 2026-10-03 Alias added: GHSA-fg4m-w35q-vfg2
References
Sources
- CVE-2024-57079 · CVE Program
- CVE-2024-57079 · NVD
- FIRST EPSS
- GHSA-fg4m-w35q-vfg2 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences