Quick answers
- Is CVE-2026-69676 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-69676 being exploited in the wild.
- How severe is CVE-2026-69676?
- High severity, with a CVSS score of 8.8, published 8 September 2026.
- Which products and versions are affected?
- Microsoft Windows Kerberos <UNKNOWN>.
- Is there a fix for CVE-2026-69676?
- No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
- How is CVE-2026-69676 attacked?
- It is attacked over the network.
- Am I affected by CVE-2026-69676?
- Check whether you run Microsoft Windows Kerberos at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
Technical details
This vulnerability is a capture-replay authentication bypass in the Windows Kerberos implementation. An authorized attacker on the network can intercept and replay Kerberos tokens to bypass authentication checks and gain unauthorized code execution capabilities. The attack requires network access and an existing authenticated context on the domain. Microsoft has released security patches to address this vulnerability; affected systems should be updated immediately to prevent exploitation.
Affected products
- Microsoft Windows Kerberos <UNKNOWN>
Timeline
- 2026-09-08: disclosed