Apache Flink CDC version 3.4.0 was vulnerable to a SQL injection via maliciously crafted identifiers eg. crafted database name or crafted table name. Even through only the logged-in database user can trigger the attack, we recommend users update Flink CDC version to 3.5.0 which address this issue.
Fix
Patch, vendor advisory and mitigation references on NVD 1
- https://lists.apache.org/thread/3dn0hc1wbc5sj0jbgdg33gtnwlw7qrl3 Vendor Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 5.1 · apacheNVD modified 2026-10-08 13:10
Affected (CPE criteria) 1
cpe:2.3:a:apache:flink_cdc:3.4.0:*:*:*:*:*:*:*
References 2
- https://lists.apache.org/thread/3dn0hc1wbc5sj0jbgdg33gtnwlw7qrl3 Vendor Advisory
- http://www.openwall.com/lists/oss-security/2025/10/09/2 Mailing List, Third Party Advisory