Published Jun 16, 2026Sources checked Nov 12, 2026
6.6MEDIUMCVSS out of 10
What this means
Review the available evidence
CVE-2026-42014 and is rated Medium severity with a CVSS score of 6.6. It is not in the current CISA KEV record we collected. That does not prove exploitation has not occurred.
CISA KEVNot listedBased on the latest collected catalog
EPSS0.2%Estimated 30-day exploitation probability
Ransomware useNot markedCISA KEV ransomware field
Threat actors0Source-linked actor relationships
Overview
What is CVE-2026-42014?
A flaw was found in GnuTLS. The `gnutls_pkcs11_token_set_pin` function, used for changing the Security Officer PIN, can lead to a use-after-free vulnerability.
This occurs when an attacker attempts to change the PIN with a NULL old PIN for a token that lacks a protected authentication path.