EUVD-2026-62967

In Splunk Connect for Kafka versions below 2.2.7, an unauthenticated user who can reach the Kafka Connect Representational State Transfer REST API could configure a non-secure Hypertext Transfer Protocol HTTP Event Collector endpoint in Splunk Enterprise that causes the connector to send...

EUVD-2026-62968

In Splunk Connect for Kafka versions below 2.2.7, an unauthenticated user positioned in the network path could read or alter all relevant data sent from the connector when Kerberos authentication is used with Hypertext Transfer Protocol HTTP Event Collector in Splunk Enterprise. The vulnerability...

CVE-2026-76403

In Splunk Connect for Kafka versions below 2.2.7, an unauthenticated user positioned in the network path could read or alter all relevant data sent from the connector when Kerberos authentication is used with Hypertext Transfer Protocol HTTP Event Collector in Splunk Enterprise. The vulnerability...

CVE-2026-76400

In Splunk Connect for Kafka versions below 2.2.7, an unauthenticated user who can reach the Kafka Connect Representational State Transfer REST API and influence responses from a Hypertext Transfer Protocol HTTP Event Collector endpoint in Splunk Enterprise could cause the connector to retry faile...

CVE-2026-76400

In Splunk Connect for Kafka versions below 2.2.7, an unauthenticated user who can reach the Kafka Connect Representational State Transfer REST API and influence responses from a Hypertext Transfer Protocol HTTP Event Collector endpoint in Splunk Enterprise could cause the connector to retry faile...

CVE-2026-76402 Server-Side Request Forgery (SSRF) through the REST API in Splunk Connect for Kafka

In Splunk Connect for Kafka versions below 2.2.7, an unauthenticated user who can reach the Kafka Connect Representational State Transfer REST API could configure a non-secure Hypertext Transfer Protocol HTTP Event Collector endpoint in Splunk Enterprise that causes the connector to send...

CVE-2026-76403 Improper Certificate Validation through HTTP Event Collector Kerberos Authentication in Splunk Connect for Kafka

In Splunk Connect for Kafka versions below 2.2.7, an unauthenticated user positioned in the network path could read or alter all relevant data sent from the connector when Kerberos authentication is used with Hypertext Transfer Protocol HTTP Event Collector in Splunk Enterprise. The vulnerability...

CVE-2026-76403

Splunk Connect for Kafka versions below 2.2.7 are affected by an improper certificate validation flaw in the Kerberos authentication path . When Kerberos is used with the HTTP Event Collector in Splunk Enterprise, the HTTP client is built without applying the configured certificate validation opt...

CVE-2026-76400 Denial of Service (DoS) through the REST API in Splunk Connect for Kafka

In Splunk Connect for Kafka versions below 2.2.7, an unauthenticated user who can reach the Kafka Connect Representational State Transfer REST API and influence responses from a Hypertext Transfer Protocol HTTP Event Collector endpoint in Splunk Enterprise could cause the connector to retry faile...

CVE-2026-76400 Denial of Service (DoS) through the REST API in Splunk Connect for Kafka

In Splunk Connect for Kafka versions below 2.2.7, an unauthenticated user who can reach the Kafka Connect Representational State Transfer REST API and influence responses from a Hypertext Transfer Protocol HTTP Event Collector endpoint in Splunk Enterprise could cause the connector to retry faile...

CVE-2026-76400

Splunk Connect for Kafka versions below 2.2.7 are affected by a denial-of-service vulnerability in the HTTP Event Collector delivery retry handling. The root cause is an unbounded default retry limit for failed event batches, rather than a finite cap. An unauthenticated attacker who can reach the...

CVE-2026-76403: Improper Certificate Validation

In Splunk Connect for Kafka versions below 2.2.7, an unauthenticated user positioned in the network path could read or alter all relevant data sent from the connector when Kerberos authentication is used with Hypertext Transfer Protocol HTTP Event Collector in Splunk Enterprise. The vulnerability...

PT-2026-78829

In Splunk Connect for Kafka versions below 2.2.7, an unauthenticated user who can reach the Kafka Connect Representational State Transfer REST API could configure a non-secure Hypertext Transfer Protocol HTTP Event Collector endpoint in Splunk Enterprise that causes the connector to send...

PT-2026-78827

In Splunk Connect for Kafka versions below 2.2.7, an unauthenticated user who can reach the Kafka Connect Representational State Transfer REST API and influence responses from a Hypertext Transfer Protocol HTTP Event Collector endpoint in Splunk Enterprise could cause the connector to retry faile...

PT-2026-78830

In Splunk Connect for Kafka versions below 2.2.7, an unauthenticated user positioned in the network path could read or alter all relevant data sent from the connector when Kerberos authentication is used with Hypertext Transfer Protocol HTTP Event Collector in Splunk Enterprise. The vulnerability...

CVE-2026-76400: Uncontrolled Resource Consumption

In Splunk Connect for Kafka versions below 2.2.7, an unauthenticated user who can reach the Kafka Connect Representational State Transfer REST API and influence responses from a Hypertext Transfer Protocol HTTP Event Collector endpoint in Splunk Enterprise could cause the connector to retry faile...

CVE-2026-76402: Server-Side Request Forgery (SSRF)

In Splunk Connect for Kafka versions below 2.2.7, an unauthenticated user who can reach the Kafka Connect Representational State Transfer REST API could configure a non-secure Hypertext Transfer Protocol HTTP Event Collector endpoint in Splunk Enterprise that causes the connector to send...

CVE-2022-43572

In Splunk Enterprise versions below 8.2.9, 8.1.12, and 9.0.2, sending a malformed file through the Splunk-to-Splunk S2S or HTTP Event Collector HEC protocols to an indexer results in a blockage or denial-of-service preventing further indexing...

CVE-2022-43572 Indexing blockage via malformed data sent through S2S or HEC protocols in Splunk Enterprise

In Splunk Enterprise versions below 8.2.9, 8.1.12, and 9.0.2, sending a malformed file through the Splunk-to-Splunk S2S or HTTP Event Collector HEC protocols to an indexer results in a blockage or denial-of-service preventing further indexing...

PT-2022-26975 · Splunk · Splunk Enterprise

Name of the Vulnerable Software and Affected Versions: Splunk Enterprise versions prior to 8.2.9 Splunk Enterprise versions prior to 8.1.12 Splunk Enterprise versions prior to 9.0.2 Description: The issue occurs when a malformed file is sent through the Splunk-to-Splunk S2S or HTTP Event Collecto...