CVE-2026-25834

ADVISORY - nist

Summary

Mbed TLS v3.3.0 up to 3.6.5 and 4.0.0 allows Algorithm Downgrade.

EPSS Score⁠: 0.00135 (0.034)

Common Weakness Enumeration (CWE)

ADVISORY - nist

CWE-295⁠

Improper Certificate Validation

CWE-327⁠

Use of a Broken or Risky Cryptographic Algorithm

ADVISORY - redhat

CWE-358⁠

Improperly Implemented Security Check for Standard

Impacted images

Advisories

NIST

CREATED

3 months ago

UPDATED

1 month ago

ADVISORY IDCVE-2026-25834⁠

EXPLOITABILITY SCORE

3.9

EXPLOITS FOUND

COMMON WEAKNESS ENUMERATION (CWE)

CWE-295⁠CWE-327⁠

CVSS SCORE

6.5medium

Alpine

CREATED

3 months ago

UPDATED

20 days ago

ADVISORY IDCVE-2026-25834⁠

EXPLOITABILITY SCORE

EXPLOITS FOUND

COMMON WEAKNESS ENUMERATION (CWE)-

RATING UNAVAILABLE FROM ADVISORY

Debian

CREATED

3 months ago

UPDATED

1 month ago

ADVISORY IDCVE-2026-25834⁠

EXPLOITABILITY SCORE

EXPLOITS FOUND

COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

N/Alow

Ubuntu

CREATED

3 months ago

UPDATED

3 months ago

ADVISORY IDCVE-2026-25834⁠

EXPLOITABILITY SCORE

EXPLOITS FOUND

COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

N/Amedium

Red Hat

CREATED

3 months ago

UPDATED

3 months ago

ADVISORY IDCVE-2026-25834⁠

EXPLOITABILITY SCORE

3.9

EXPLOITS FOUND

COMMON WEAKNESS ENUMERATION (CWE)

CWE-358⁠

CVSS SCORE

6.5medium