Prototype Pollution in Oracle Graalvm
CVE-2020-7774
The package y18n before 3.2.2, 4.0.1 and 5.0.5, is vulnerable to Prototype Pollution.
Vulnerability class: Prototype Pollution
EPSS: 0.691 (99.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Oracle Graalvm — versions 19.3.5, 20.3.1.2, 21.0.0.2
- Siemens Sinec_infrastructure_network_services
- Y18n_project Y18n — versions 4.0.0
- N/a Y18n — versions unspecified
Weakness classification (CWE)
Public proof-of-concept exploits
References
- report@snyk.io (Exploit, Third Party Advisory)
- report@snyk.io (Exploit, Third Party Advisory)
- report@snyk.io (Patch, Third Party Advisory)
- report@snyk.io (Exploit, Third Party Advisory)
- report@snyk.io (Patch, Third Party Advisory)
- report@snyk.io (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-7774?
- CVE-2020-7774 is a high-severity vulnerability in Oracle Graalvm, classified under Improperly Controlled Modification of Object Prototype Attributes (Prototype Pollution). CVSS score: 7.3/10. Published 2020-11-17.
- How severe is CVE-2020-7774?
- High severity. CVSS v3 base score is 7.3 out of 10.
- Is CVE-2020-7774 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.