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 |
|---|---|---|---|---|
| 9.1 | Critical | 4.0 | CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N | CNA (EEF) |
- CISA KEV Not listed.
- EPSS 0.0027, the 18th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
- 26 Oct 2026, 13:49 UTC Confirmed by the CVE List
- 26 Oct 2026, 14:16 UTC Confirmed by NVD
- 31 Oct 2026, 15:25 UTC First seen by agentprime
- 31 Oct 2026, 15:25 UTC Confirmed by OSV
Sources
- OSV: EEF-CVE-2026-115693
- github.com/benoitc/hackney/pull/978
- cna.erlef.org/cves/CVE-2026-115693.html
- github.com/benoitc/hackney/releases/tag/4.9.0
- github.com/benoitc/hackney/commit/d8a9afcf5c3849904274e2eba1df56c63d1a1a0c
- github.com/benoitc/hackney/commit/915eb5737e9c489d8fc22eec8cdae30e9b027be4
- hex.pm/packages/hackney