What is CVE-2026-5446?

CVE-2026-5446 is a high-severity vulnerability in Wolfssl, classified under Reusing a Nonce, Key Pair in Encryption. CVSS score: 7.1/10. Published 2026-04-09.

How severe is CVE-2026-5446?

High severity. CVSS v3 base score is 7.1 out of 10.

Vulnerability in Wolfssl

CVE-2026-5446

In wolfSSL, ARIA-GCM cipher suites used in TLS 1.2 and DTLS 1.2 reuse an identical 12-byte GCM nonce for every application-data record. Because wc_AriaEncrypt is stateless and passes the caller-supplied IV verbatim to the MagicCrypto SDK w…

EPSS: 0.000 (11.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N.

Affected products

Wolfssl — versions 5.2.1

Weakness classification (CWE)

CWE-323 — Reusing a Nonce, Key Pair in Encryption

References

facts@wolfssl.com (Patch, Issue Tracking)

Frequently asked questions

What is CVE-2026-5446?: CVE-2026-5446 is a high-severity vulnerability in Wolfssl, classified under Reusing a Nonce, Key Pair in Encryption. CVSS score: 7.1/10. Published 2026-04-09.
How severe is CVE-2026-5446?: High severity. CVSS v3 base score is 7.1 out of 10.