Vulnerability DatabaseCVE-2026-25835
Mend.io Vulnerability Database
The largest open source vulnerability database
What is a Vulnerability ID?
New vulnerability? Tell us about it!
CVE-2026-25835
Published:April 01, 2026
Updated:May 16, 2026
Mbed TLS before 3.6.6 and TF-PSA-Crypto before 1.1.0 misuse seeds in a Pseudo-Random Number Generator (PRNG).
Affected Packages
mbedtls (CONAN):
Affected version(s) >=2.23.0 <3.6.6
Fix Suggestion:
Update to version 3.6.6
https://github.com/Mbed-TLS/mbedtls.git (GITHUB):
Affected version(s) >=v2.23.0 <v3.6.6
Fix Suggestion:
Update to version v3.6.6
https://github.com/Mbed-TLS/mbedtls.git (GITHUB):
Affected version(s) =v4.0.0 <v4.1.0
Fix Suggestion:
Update to version v4.1.0
https://github.com/Mbed-TLS/mbedtls.git (GITHUB):
Affected version(s) >=mbedtls-2.18.0 <mbedtls-3.6.6
Fix Suggestion:
Update to version mbedtls-3.6.6
https://github.com/Mbed-TLS/mbedtls.git (GITHUB):
Affected version(s) =mbedtls-4.0.0 <mbedtls-4.1.0
Fix Suggestion:
Update to version mbedtls-4.1.0
Related Resources (2)
https://mbed-tls.readthedocs.io/en/latest/security-advisories/mbedtls-security-advisory-2026-03-rng-cloning/
https://mbed-tls.readthedocs.io/en/latest/security-advisories/
Do you need more information?
Contact Us
CVSS v4
Base Score:
8.5
Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.7
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Weakness Type (CWE)
Incorrect Usage of Seeds in Pseudo-Random Number Generator (PRNG)
CWE-335
EPSS
Base Score:
0.02