CVE-2026-34875 :: Enginsight Vulnerability Database

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	Primary	9.8 CRITICAL	NETWORK	LOW	NONE	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Base Score

CVSS 3.x

EPSS Score

Percentile: 29.64%

Affected Products (NVD)

Vendor	Product	Version
trustedfirmware	mbed_tls	3.5.0 ≤ 𝑥 < 3.6.6
trustedfirmware	tf-psa-crypto	𝑥 < 1.1.0

𝑥

= Vulnerable software versions

Debian Releases

Debian Product

Codename

mbedtls

bookworm	no-dsa
bullseye	vulnerable
bullseye (security)	vulnerable
forky	3.6.7-3 fixed
sid	3.6.7-3 fixed
trixie	no-dsa

Ubuntu Releases

Ubuntu Product

Codename

mbedtls

bionic	needs-triage
focal	needs-triage
jammy	needs-triage
noble	needs-triage
questing	ignored
resolute	needs-triage
xenial	ignored

Common Weakness Enumeration

CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
The program copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

References

https://mbed-tls.readthedocs.io/en/latest/security-advisories/

https://mbed-tls.readthedocs.io/en/latest/security-advisories/mbedtls-security-advisory-2026-03-ffdh-buffer-overflow/