PatchTheCVECVE-2026-76402: In Splunk Connect for Kafka versions below 2.2.7, an unauthenticated user who can reach the Kafka Connect Repr
CVE-2026-76402 is a high-severity flaw (CVSS 8.2) affecting connect for kafka. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
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 authentication credentials to an attacker-controlled server, allowing for exposure of credentials that compromise all relevant data sent through the connecto
Why this priority
- High severity
- Remotely exploitable, no login, no user action
A fixed release or distro patch exists.
Risk facts
| CVSS score | 8.2 (High) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 0.4% (top 65%) |
| CISA exploited list | No |
| Weakness | CWE-918 |
| Published | 2026-08-19 |
| Last modified | 2026-08-24 |
Last updated 2026-08-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2026-76402?
connect for kafka: upgrade to 2.2.7. Exact commands for each OS are on this page.
Is CVE-2026-76402 being exploited?
CVE-2026-76402 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2026-76402 affect?
CVE-2026-76402 affects connect for kafka. Severity is high (CVSS 8.2). 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
How urgent is CVE-2026-76402?
Priority 43/100. High severity; Remotely exploitable, no login, no user action
Software pages
Splunk vulnerabilities · Apache Kafka vulnerabilities
Related CVEs
- CVE-2026-76400 MEDIUM 5.9 UPGRADE In Splunk Connect for Kafka versions below 2.2.7, an unauthenticated user who can reach the Kafka Connect Repr
- CVE-2026-76401 MEDIUM 5.9 UPGRADE In Splunk Connect for Kafka versions below 2.2.7, an unauthenticated user who can reach the Kafka Connect Repr
- CVE-2026-76403 HIGH 7.4 UPGRADE In Splunk Connect for Kafka versions below 2.2.7, an unauthenticated user positioned in the network path could