CVE-2025-62228: Apache Flink CDC · SQL Injection
Affects Apache Flink CDCSource CVE Database V5
Not known to be exploited · CVSS 5.1 Medium.
Data as of 26 Oct 2026, 06:26 UTC
- EPSS
- 0.4% chance of exploitation in 30 days – higher than 39% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
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
Weaponised: 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 2026-10-26.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Apache Software Foundation Apache Flink CDC | Affected
| Fixed in– |
AI-suggested
Beyond the recommended upgrade to Apache Flink CDC version 3.5.0, European organizations should implement several targeted mitigations: 1) Enforce strict access controls and least privilege principles on database users interacting with Flink CDC to minimize the risk of credential misuse. 2) Conduct regular audits of database user activities and monitor for anomalous queries or identifier manipulations indicative of injection attempts. 3) Employ input validation and sanitization at the application layer where possible, especially for database and table names used in CDC configurations. 4) Integrate Web Application Firewalls (WAFs) or SQL injection detection tools tailored to monitor CDC-related traffic. 5) Harden authentication mechanisms, including multi-factor authentication (MFA) for database access, to reduce the risk of credential compromise. 6) Maintain up-to-date backups of critical data streams to enable recovery in case of data integrity violations. 7) Educate developers and administrators about secure coding and configuration practices related to CDC pipelines. These measures, combined with prompt patching, will significantly reduce the risk posed by this vulnerability.
Description
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.