{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"apache-skywalking","cve_ids":["CVE-2020-13921"],"ecosystem":"PyPI","epss":0.33478,"exploited":false,"fixed_versions":[],"ghsa_id":"GHSA-grpf-gg7v-5g5h","id":"tcs_01M5KGAM0Z0HPKVDVPGNR1QFZD","modified_at":"2025-10-09T07:22:35.696034Z","published_at":"2020-08-05T14:15:00Z","references":["https://osv.dev/vulnerability/PYSEC-2020-342","https://github.com/apache/skywalking/pull/4970","http://www.openwall.com/lists/oss-security/2020/08/05/3","https://lists.apache.org/thread.html/r6f3a934ebc54585d8468151a494c1919dc1ee2cccaf237ec434dbbd6%40%3Cdev.skywalking.apache.org%3E"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"PYSEC-2020-342","url":"https://osv.dev/vulnerability/PYSEC-2020-342"}],"summary":"**Resolved** Only when using H2/MySQL/TiDB as Apache SkyWalking storage, there is a SQL injection vulnerability in the wildcard query cases."}