CVE-2026-25835
HIGH
7.7
CVSS Score
Published: April 1, 2026 at 12:00 AM UTC
Updated: June 17, 2026 at 10:25 AM UTC
3 products affected across 2 vendorsmbed TLSMbed TLSTf Psa Crypto
Using N/A by N/A?
Get instant alerts when new vulnerabilities affect N/A - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
HIGH7.7
Exploit prediction
EPSS 0.2%
SSVC
No known exploit
Description
Mbed TLS before 3.6.6 and TF-PSA-Crypto before 1.1.0 misuse seeds in a Pseudo-Random Number Generator (PRNG).
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
2.18.0 ≤ v < 3.6.6
Affected range stops below 3.6.6, so it looks safe — our inference, not a vendor statement
v < 1.1.0
Affected range stops below 1.1.0, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (2)
Vendor Advisory
Source: cverecord
https://mbed-tls.readthedocs.io/en/latest/security-advisories/mbedtls-security-advisory-2026-03-rng-cloning/SSVC — Action Prioritization
SSVCNo known exploitNot automatablePartial impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
7.7HIGHCISA-ADP
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- NONE
Vector?
Quick Info
StatusANALYZED
CWE
CWE-335
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card