Vulnerability in Snyk Undefsafe
CVE-2019-10795
undefsafe before 2.0.3 is vulnerable to Prototype Pollution. The 'a' function could be tricked into adding or modifying properties of Object.prototype using a __proto__ payload.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.011 (64.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 64.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
- Snyk Undefsafe — versions All versions prior to version 2.0.3
- Undefsafe Project
Weakness classification (CWE)
Public proof-of-concept exploits
References
- snyk.io/vuln/SNYK-JS-UNDEFSAFE-548940 (Exploit, Third Party Advisory)
- github.com/remy/undefsafe/commit/f272681b3a50e2c4cbb6a8533795e1453382c822 (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-10795?
- CVE-2019-10795 is a medium-severity vulnerability in Snyk Undefsafe, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.3/10. Published 2020-02-18.
- How severe is CVE-2019-10795?
- Medium severity. CVSS v3 base score is 6.3 out of 10.
- Is CVE-2019-10795 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.