Apache Flink 2.1
Apache Flink 2.1
Third-party support for the Apache Flink 2.1: 24/7 engineers manage issues, remediate vulnerabilities, and help you maintain compliance — independent of the vendor contract.
24/7 engineers own your Apache Flink 2.1 incidents end to end.
Mitigation and patch-around guidance when the vendor no longer ships fixes.
Controls evidence and documentation that keep auditors satisfied.
Specifications
- product
- apache-flink
- release
- 2.1
- product Label
- Apache Flink
- release Label
- 2.1
- codename
- lts
- latest Version
- 2.1.3
- release Date
- 2025-07-29
- maintained
- true
- source Url
- https://endoflife.date/apache-flink
OEM vs. 3rd Party Support
See how third-party support compares to the vendor contract for Apache Flink 2.1 — monitoring, break/fix, vulnerability work, operations and compliance, before and after EOSL.
| Feature | OEM Support | 3rd Party Support |
|---|---|---|
| Post-EOSL Support | ||
| Break/Fix Support | Until EOSL | |
| 24/7 Monitoring | ||
| Vulnerability Scanning & Remediation | ||
| Managed Operations | ||
| Procedure & Configuration Review | ||
| Compliance & Audit Documentation | Limited | |
| Discounted Migration to Other Platforms |
Why Choose 3rd Party Support for Apache Flink 2.1?
Vulnerability Remediation
Scanning, mitigation and patch-around guidance for Apache Flink 2.1 when the vendor no longer ships fixes.
Compliance Maintenance
Procedure review, controls evidence and the documentation auditors ask for — maintained continuously, not scrambled at audit time.
24/7 Expert Support
Engineers who know this release monitor, manage and fix issues around the clock — break/fix to managed operations.
Apache Flink 2.1 Support: Frequently Asked Questions
Is the Apache Flink 2.1 still supported?
Yes. The Apache Flink 2.1 is currently supported by Apache Flink, and third-party support is available as an alternative — issue management, vulnerability remediation, and compliance help independent of the vendor contract.
How much does third-party support for the Apache Flink 2.1 cost?
Typically 40-70% below the OEM maintenance renewal price. Exact pricing depends on quantity, service level and location — request a quote and we respond within 24 hours.
Known Vulnerabilities Affecting Apache Flink 2.1
1 published CVE affects the Apache Flink 2.1, including 1 rated critical or high severity. Our 24/7 engineers help you assess exposure, prioritize fixes and apply available patches.
| CVE | Severity | CVSS | Published | Summary |
|---|---|---|---|---|
| CVE-2026-35194 | HIGH | 8.1 | May 15, 2026 | Code injection in SQL code generation in Apache Flink 1.15.0 through 1.20.x and 2.0.0 through 2.x allows authenticated users with query submission privileges to execute arbitrary code on TaskManagers via maliciously crafted SQL queries. The vulnerability affects JSON functions (1.15.0+) and LIKE expressions with ESCAPE clauses (1.17.0+). User-controlled strings are interpolated into generated Java code without proper escaping, allowing attackers to break out of string literals and inject arbitra |