CVE-2026-35387
3.1
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N
Summary
OpenSSH before 10.3 can use unintended ECDSA algorithms. Listing of any ECDSA algorithm in PubkeyAcceptedAlgorithms or HostbasedAcceptedAlgorithms is misinterpreted to mean all ECDSA algorithms.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| OpenBSD | OpenSSH | 0 < 10.3 | affected |
Weaknesses
- CWE-670: CWE-670 Always-Incorrect Control Flow Implementation
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://www.openssh.org/releasenotes.html#10.3p1
- https://marc.info/?l=openssh-unix-dev&m=177513443901484&w=2
- https://www.openwall.com/lists/oss-security/2026/04/02/3
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