CVE-2026-35388
Low
No strong exploitation signal.
CVSS base
2.5
LOW
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N
EPSS — probability of exploitation (30 days)
0.1%
3.0th percentile
CISA KEV
Not listed
Weakness / dates
CWE-420
Published 2026-04-02 · modified 2026-07-24
CVSS breakdown
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N
| Attack Vector | L | Local |
| Attack Complexity | H | High |
| Privileges Required | N | None |
| User Interaction | R | Required |
| Scope | U | Unchanged |
| Confidentiality | N | None |
| Integrity | L | Low |
| Availability | N | None |
Timeline
- 2026-04-02 — Published (NVD)
- 2026-07-24 — Last modified (NVD)
Description
OpenSSH before 10.3 omits connection multiplexing confirmation for proxy-mode multiplexing sessions.