Not analysed yet
We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.
Severity and exploitation
| Score | Rating | CVSS | Vector | Source |
|---|---|---|---|---|
| 4.8 | Medium | 3.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N | CNA (GitHub_M) |
- CISA KEV Not listed.
- EPSS 0.0029, the 21st percentile, on 14 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
- 31 Oct 2026, 14:13 UTC First seen by agentprime
- 31 Oct 2026, 14:13 UTC Confirmed by OSV
Sources
- GitHub Advisory Database: GHSA-992q-9gwp-7r79
- OSV: GHSA-992q-9gwp-7r79
- github.com/zitadel/zitadel/security/advisories/GHSA-992q-9gwp-7r79
- nvd.nist.gov/vuln/detail/CVE-2026-56666
- github.com/zitadel/zitadel/commit/c97012f0c5dc2fe960ae6e940cbea23229f0557f
- github.com/zitadel/zitadel
- github.com/zitadel/zitadel/releases/tag/v4.15.3