Org.apache.flink:flink cdc pipeline connectors: Apache Flink CDC is vulnerable to SQL Injection through maliciously
Affects org.apache.flink:flink-cdc-pipeline-connectorsSource GCVE Database
Not known to be exploited · CVSS 5.1 Medium : upgrade to 3.5.0 when convenient.
Data as of 4 Nov 2026, 18:18 UTC
- Patch
- Available – fixed in 3.5.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/R:U/V:C/RE:L/U:AmberExploitation evidence
Disclosed: evidence found.
CVE published 9 Oct 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 4 Nov 2026.
What to do
Upgrade org.apache.flink:flink-cdc-pipeline-connectors and org.apache.flink:flink-connector-oracle-cdc and org.apache.flink:flink-connector-db2-cdc and org.apache.flink:flink-connector-sqlserver-cdc and org.apache.flink:flink-connector-mysql-cdc to 3.5.0.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Mavenorg.apache.flink:flink-cdc-pipeline-connectors | Affected
| Fixed in
|
| Mavenorg.apache.flink:flink-connector-oracle-cdc | Affected
| Fixed in
|
| Mavenorg.apache.flink:flink-connector-db2-cdc | Affected
| Fixed in
|
| Mavenorg.apache.flink:flink-connector-sqlserver-cdc | Affected
| Fixed in
|
| Mavenorg.apache.flink:flink-connector-mysql-cdc | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Users should update Apache Flink CDC to version 3.5.0 or later, where this SQL injection vulnerability is fixed. Since a patch is available and the issue is resolved in 3.5.0, applying this update is the recommended remediation.
Description
Apache Flink CDC versions 3.0.0 through 3.4.x are vulnerable to SQL injection via maliciously crafted identifiers such as database or table names. This vulnerability requires the attacker to have logged-in database user privileges to trigger the issue. The vulnerability is addressed in version 3.5.0.
References
- nvd.nist.gov/vuln/detail/CVE-2025-62228 (opens in a new tab)
- github.com/apache/flink-cdc/pull/4123 (opens in a new tab)
- github.com/apache/flink-cdc/commit/d5766187a9a4b191820e10238d4594ae665cdb89 (opens in a new tab)
- github.com/apache/flink-cdc (opens in a new tab)
- lists.apache.org/thread/3dn0hc1wbc5sj0jbgdg33gtnwlw7qrl3 (opens in a new tab)
- openwall.com/lists/oss-security/2025/10/09/2 (opens in a new tab)