CVEvulnerability
CVE-2026-87865
7.4 HIGH
Official page ↗
- Status
- Awaiting Analysis
- Published
- 2026-10-20
- Last modified
- 2026-10-30
- Assigner
- 2499f714-1537-4658-8207-48ae4bb9eae9
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 7.4 HIGH — CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
- Weaknesses
- CWE-295
Description
When libcurl uses libssh2 with a hashed `known_hosts` file, an unrelated
initial entry can cause host key validation to report a key *mismatch* as a
*missing* key to the `CURLOPT_SSH_KEYFUNCTION` callback.
Related
Weakness · CWE (1)
- CWE-295 Improper Certificate Validation weakness
References
- https://curl.se/docs/CVE-2026-87865.html curl.se
- https://curl.se/docs/CVE-2026-87865.json curl.se
- https://hackerone.com/reports/3975408 hackerone.com
- https://hackerone.com/reports/3975408 hackerone.com