cve.bz

CVE-2020-1947

9.8 criticalEPSS 34%

Critical (9.8) in apache shardingsphere. EPSS 34% chance of exploitation in the next 30 days. Fixed in org.apache.shardingsphere:shardingsphere 4.0.1.

In Apache ShardingSphere(incubator) 4.0.0-RC3 and 4.0.0, the ShardingSphere's web console uses the SnakeYAML library for parsing YAML inputs to load datasource configuration. SnakeYAML allows to unmarshal data to a Java type By using the YAML tag. Unmarshalling untrusted data can lead to security flaws of RCE.

Severity

CVSS 3.1

9.8 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
34% chance of exploitation in the next 30 days; higher than 98% of CVEs (scores of 2026-10-31)
CWE
CWE-502
Published
Modified
Record from
the NVD, synced

Affected

Packages (OSV)

AdvisoryEcosystemPackageAffectedFixed in
GHSA-v54f-xcmp-43crMavenorg.apache.shardingsphere:shardingsphere>=4.0.0-RC3 <4.0.14.0.1

References

Check your stackJSON