CVE-2026-35388

ADVISORY - nist

Summary

OpenSSH before 10.3 omits connection multiplexing confirmation for proxy-mode multiplexing sessions.

EPSS Score⁠: 0.00012 (0.017)

Common Weakness Enumeration (CWE)

ADVISORY - nist

CWE-420⁠

Unprotected Alternate Channel

ADVISORY - redhat

CWE-306⁠

Missing Authentication for Critical Function

Impacted images

Advisories

NIST

CREATED

2 months ago

UPDATED

24 days ago

ADVISORY IDCVE-2026-35388⁠

EXPLOITABILITY SCORE

EXPLOITS FOUND

COMMON WEAKNESS ENUMERATION (CWE)

CWE-420⁠

CVSS SCORE

2.5low

Alpine

CREATED

23 days ago

UPDATED

8 days ago

ADVISORY IDCVE-2026-35388⁠

EXPLOITABILITY SCORE

EXPLOITS FOUND

COMMON WEAKNESS ENUMERATION (CWE)-

RATING UNAVAILABLE FROM ADVISORY

Debian

CREATED

2 months ago

UPDATED

5 days ago

ADVISORY IDCVE-2026-35388⁠

EXPLOITABILITY SCORE

EXPLOITS FOUND

COMMON WEAKNESS ENUMERATION (CWE)-

RATING UNAVAILABLE FROM ADVISORY

Ubuntu

CREATED

2 months ago

UPDATED

21 days ago

ADVISORY IDCVE-2026-35388⁠

EXPLOITABILITY SCORE

1.0

EXPLOITS FOUND

COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

2.5medium

Alma

CREATED

17 days ago

UPDATED

16 days ago

ADVISORY IDALSA-2026:13381⁠

EXPLOITABILITY SCORE

EXPLOITS FOUND

COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

N/Ahigh

Alma

CREATED

17 days ago

UPDATED

16 days ago

ADVISORY IDALSA-2026:13383⁠

EXPLOITABILITY SCORE

EXPLOITS FOUND

COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

N/Ahigh

Red Hat

CREATED

2 months ago

UPDATED

2 months ago

ADVISORY IDCVE-2026-35388⁠

EXPLOITABILITY SCORE

0.8

EXPLOITS FOUND

COMMON WEAKNESS ENUMERATION (CWE)

CWE-306⁠

CVSS SCORE

2.2low

Rocky

CREATED

15 days ago

UPDATED

15 days ago

ADVISORY IDRLSA-2026:13383⁠

EXPLOITABILITY SCORE

EXPLOITS FOUND

COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

N/Ahigh

Oracle

CREATED

16 days ago

UPDATED

16 days ago

ADVISORY IDELSA-2026-13380⁠

EXPLOITABILITY SCORE

EXPLOITS FOUND

COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

N/Ahigh

Oracle

CREATED

16 days ago

UPDATED

16 days ago

ADVISORY IDELSA-2026-13381⁠

EXPLOITABILITY SCORE

EXPLOITS FOUND

COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

N/Ahigh

Oracle

CREATED

16 days ago

UPDATED

16 days ago

ADVISORY IDELSA-2026-13383⁠

EXPLOITABILITY SCORE

EXPLOITS FOUND

COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

N/Ahigh

Photon

CREATED

24 days ago

UPDATED

24 days ago

ADVISORY ID

CVE-2026-35388

EXPLOITABILITY SCORE

EXPLOITS FOUND

COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

2.5low