CVE-2026-25832 PUBLISHED

Assigner: mitre
Reserved: 06.02.2026 Published: 14.09.2026 Updated: 14.09.2026

In Mbed TLS 3.6.x before 3.6.7 and 4.1.x before 4.1.2, the TLS 1.3 client accepts HelloRetryRequest selecting an unadvertised group.

Metrics

CVSS Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
CVSS Score: 3.7

Product Status

Vendor TrustedFirmware
Product Mbed TLS
Versions Default: unaffected
  • affected from 3.5.0 to 3.6.7 (excl.)
  • affected from 4.0.0 to 4.1.2 (excl.)

References

Problem Types

  • CWE-669 Incorrect Resource Transfer Between Spheres CWE