Prototype Pollution in antfu/utils
Priority HIGH 75CWE-1321Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub.
Summary
Prototype Pollution in GitHub repository antfu/utils prior to 0.7.3.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00991 62nd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed antfu/utils (antfu): 0.7.3@antfu/utils (npm): 0.7.3
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 |
|---|---|---|---|---|---|
| antfu | antfu/utils | before 0.7.3 | 0.7.3 | Patch available | CNA |
| — | @antfu/utils (npm) | before 0.7.3 | 0.7.3 | Patch available | GHSA-p2fh-2h23-6grg |
- antfu/utils Vendorantfu Affected before 0.7.3 Fixed in 0.7.3 Patch available CNA
- @antfu/utils (npm) Vendor— Affected before 0.7.3 Fixed in 0.7.3 Patch available GHSA-p2fh-2h23-6grg
Remediation
- Fix · CNA antfu/utils (antfu) Fixed in 0.7.3
- Fix · GHSA-p2fh-2h23-6grg @antfu/utils (npm) Fixed in 0.7.3 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2023-2972
- 2026-10-03 Alias added: GHSA-p2fh-2h23-6grg
References
Sources
- CVE-2023-2972 · CVE Program
- CVE-2023-2972 · NVD
- FIRST EPSS
- GHSA-p2fh-2h23-6grg · GitHub Advisory Database · CC BY 4.0
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