VulnerabilityModified
CVE-2018-16489
A prototype pollution vulnerability was found in just-extend <4.0.0 that allows attack to inject properties onto Object.prototype through its functions.
CRITICAL 9.8EPSS 1.84%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.84%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A prototype pollution vulnerability was found in just-extend <4.0.0 that allows attack to inject properties onto Object.prototype through its functions.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.84% probability · 78th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-400, CWE-74
- Affected
- just-extend project/just-extend
- Source
- support@hackerone.com
References
- https://hackerone.com/reports/430291Exploit, Issue Tracking, Third Party Advisory
- https://hackerone.com/reports/430291Exploit, Issue Tracking, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.