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 |
|---|---|---|---|---|
| 9.3 | Critical | 4.0 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | CNA (GitHub_M) |
- CISA KEV Not listed.
- EPSS 0.044, the 91st percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
- 31 Oct 2026, 15:21 UTC First seen by agentprime
- 31 Oct 2026, 15:21 UTC Confirmed by OSV
Sources
- GitHub Advisory Database: GHSA-hq9q-27g5-qwpj
- OSV: GHSA-hq9q-27g5-qwpj
- github.com/microsoft/kiota/security/advisories/GHSA-hq9q-27g5-qwpj
- nvd.nist.gov/vuln/detail/CVE-2026-59865
- github.com/microsoft/kiota/pull/7883
- github.com/microsoft/kiota/commit/e1d6d76c6eecbe50785429166faaf8c831e036c6
- github.com/microsoft/kiota
- github.com/microsoft/kiota/releases/tag/v1.32.5