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CVE-2026-54411VulnerabilityPublished Updated

Red Hat Security Advisory: pam security update

Affects Red Hat pamSource GCVE Database

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Not known to be exploited.

Data as of 30 Oct 2026, 00:45 UTC

Severity
Medium

Rated by Threat Radar · CVSS not yet scored by NVD

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 31 Aug 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 29 Oct 2026.

What to do

AI-suggested

Red Hat has released updated PAM packages for Red Hat Enterprise Linux 8.4 Extended Life Cycle Long Life and Advanced Update Support to fix this vulnerability. Users should apply these official updates as detailed in the Red Hat advisory (https://access.redhat.com/articles/11258) to remediate the issue. No additional mitigation steps are indicated beyond applying the vendor-provided patch.

Description

A timing discrepancy vulnerability in the pam_userdb module of Pluggable Authentication Modules (PAM) allows plaintext password recovery. This issue affects Red Hat Enterprise Linux 8.4 versions with PAM packages prior to the fixed update. The vulnerability is rated as moderate severity by Red Hat Product Security.

References

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