Vmware Spring for Apache Kafka up to 4.0.5 Retry Topic Infrastructure denial of service

Summaryinfo

A vulnerability categorized as problematic has been discovered in Vmware Spring for Apache Kafka up to 2.8.11/2.9.13/3.2.13/3.3.15/4.0.5. Affected is an unknown function of the component Retry Topic Infrastructure. Such manipulation leads to denial of service. This vulnerability is listed as CVE-2026-41727. The attack may be performed from remote. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Vmware Spring for Apache Kafka up to 2.8.11/2.9.13/3.2.13/3.3.15/4.0.5. Affected by this issue is an unknown functionality of the component Retry Topic Infrastructure. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. CVE summarizes:

Spring Kafka's retry topic infrastructure did not sufficiently validate user-controlled header values before acting on them. A producer could send a record with a crafted retry_topic-attempts header to supply an out-of-range attempt count and cause the retry topic router to misidentify where the message was in the retry sequence. Affected versions: Spring for Apache Kafka 4.0.0 through 4.0.5; 3.3.0 through 3.3.15; 3.2.0 through 3.2.13; 2.9.0 through 2.9.13; 2.8.0 through 2.8.11.

The advisory is shared for download at spring.io. This vulnerability is handled as CVE-2026-41727 since 04/22/2026. The exploitation is known to be easy. The attack may be launched remotely. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 06/10/2026). The MITRE ATT&CK project declares the attack technique as T1499.

Upgrading to version 2.8.12, 2.9.14, 3.2.14, 3.3.16 or 4.0.6 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

• Vmware

Name

• Spring for Apache Kafka

Version

• 2.8.0
• 2.8.1
• 2.8.2
• 2.8.3
• 2.8.4
• 2.8.5
• 2.8.6
• 2.8.7
• 2.8.8
• 2.8.9
• 2.8.10
• 2.8.11
• 2.9.0
• 2.9.1
• 2.9.2
• 2.9.3
• 2.9.4
• 2.9.5
• 2.9.6
• 2.9.7
• 2.9.8
• 2.9.9
• 2.9.10
• 2.9.11
• 2.9.12
• 2.9.13
• 3.2.0
• 3.2.1
• 3.2.2
• 3.2.3
• 3.2.4
• 3.2.5
• 3.2.6
• 3.2.7
• 3.2.8
• 3.2.9
• 3.2.10
• 3.2.11
• 3.2.12
• 3.2.13
• 3.3.0
• 3.3.1
• 3.3.2
• 3.3.3
• 3.3.4
• 3.3.5
• 3.3.6
• 3.3.7
• 3.3.8
• 3.3.9
• 3.3.10
• 3.3.11
• 3.3.12
• 3.3.13
• 3.3.14
• 3.3.15
• 4.0.0
• 4.0.1
• 4.0.2
• 4.0.3
• 4.0.4
• 4.0.5

License

• commercial

Website

• Vendor: https://www.vmware.com/

CPE 2.3info

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