CVE-2026-25835: Mbed TLS before 3.6.6 and TF-PSA-Crypto before 1.1.0 misuse seeds in a Pseudo-Random Number Generator (PRNG).

Overview

Severity

High (CVSS 7.7)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Apr

Released

2026-05-07

Last Updated

2026-09-03

EPSS Score

0.18% (percentile: 6.5%)

Affected Products (1)

Other

• 21780-17084

Security Updates (1)

• Security Update

Revision History

• 2026-05-07: Information published.
• 2026-05-19: Information published.
• 2026-05-31: Information published.
• 2026-06-01: Information published.
• 2026-06-02: Information published.
• 2026-09-03: Information published.