The latest version of utils-extend (1.0.8) is vulnerable to Prototype Pollution through…
Priority HIGH 78CWE-1321Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and GitHub.
Summary
The latest version of utils-extend (1.0.8) is vulnerable to Prototype Pollution through the entry function(s) lib.extend. An attacker can supply a payload with Object.prototype setter to introduce or modify properties within the global prototype chain, causing denial of service (DoS) a the minimum consequence.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.0049 42nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
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 |
| — | utils-extend (npm) | up to 1.0.8 | — | No fix listed | GHSA-7qgg-vw88-cc99 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- utils-extend (npm) Vendor— Affected up to 1.0.8 Fixed in — No fix listed GHSA-7qgg-vw88-cc99
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2024-57077
- 2026-10-03 Alias added: GHSA-7qgg-vw88-cc99
References
Sources
- CVE-2024-57077 · CVE Program
- CVE-2024-57077 · NVD
- FIRST EPSS
- GHSA-7qgg-vw88-cc99 · 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