Vulnerability · Published Nov 11, 2020 · Assigned by snyk
CVE-2020-7767Regular Expression Denial of Service (ReDoS)
Medium 5.3
In plain English
A medium-severity security flaw in express-validators. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.6% (higher than 76% of all known vulnerabilities).
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)1.6%top 23.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
All versions of package express-validators are vulnerable to Regular Expression Denial of Service (ReDoS) when validating specifically-crafted invalid urls.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| npm | express-validators | no fix listed | GHSA-cf2x-rqc8-grfq |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | express-validators | 0 – before unspecified |
References
- https://snyk.io/vuln/SNYK-JS-EXPRESSVALIDATORS-1017404 x_refsource_MISC