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CVE-2026-23893VulnerabilityPublished Updated

Red Hat Security Advisory: opencryptoki security update

Affects Red Hat opencryptokiSource GCVE Database

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Not known to be exploited.

Data as of 5 Nov 2026, 22:51 UTC

Severity
Medium

Rated by Threat Radar · No CVSS score from NVD or the CNA

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 26 Mar 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 5 Nov 2026.

What to do

AI-suggested

Red Hat has released an updated opencryptoki package to fix this vulnerability. Users of affected Red Hat Enterprise Linux 10.0 Extended Update Support versions should apply the update as described in the Red Hat advisory RHSA-2026:5917 and the referenced article https://access.redhat.com/articles/11258. No additional mitigation steps are indicated beyond applying the official patch.

Description

A security update for the opencryptoki package addresses a vulnerability (CVE-2026-23893) involving privilege escalation or data exposure via symlink following. The opencryptoki package implements the PKCS#11 API for IBM cryptographic hardware and software tokens. This vulnerability could allow unauthorized privilege escalation or exposure of sensitive data due to improper handling of symbolic links.

References

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