Vulnerability · Published Mar 15, 2020 · Assigned by mitre

CVE-2020-10591

High 7.5

In plain English

A high-severity security flaw in the com.walmartlabs.concord:concord-common package (Maven). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.5% (higher than 85% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)7.5High
Exploit odds (30 days)2.5%top 15.3% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

An issue was discovered in Walmart Labs Concord before 1.44.0. CORS Access-Control-Allow-Origin headers have a potentially unsafe dependency on Origin headers, and are not configurable. This allows remote attackers to discover host information, nodes, API metadata, and references to usernames via api/v1/apikey.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Mavencom.walmartlabs.concord:concord-common1.44.0GHSA-6566-9526-52v6

Affected products (as reported)

VendorProductVersions
n/a n/a n/a

References