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CVE-2024-21538VulnerabilityPublished Updated

Red Hat Security Advisory: RHTAS 1.1.1 - Red Hat Trusted Artifact Signer Release

Affects Red HatSource GCVE Database

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Not known to be exploited.

Data as of 30 Oct 2026, 21:52 UTC

Severity
High

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

EPSS
0.8% chance of exploitation in 30 days – higher than 58% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 25 Feb 2025

  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 30 Oct 2026.

What to do

AI-suggested

Red Hat is currently investigating the vulnerability and may release fixes in the near future. Users should monitor Red Hat advisories for official patches. No specific mitigations or workarounds are detailed in the advisory at this time. Customers with Red Hat Technical Account Managers can seek direct guidance. Until a fix is available, limiting exposure to untrusted input that could trigger the vulnerability is advisable.

Description

CVE-2024-21538 is a Regular Expression Denial of Service (ReDoS) vulnerability in the cross-spawn package for Node.js. This flaw allows an attacker to cause increased CPU usage and potentially crash the affected program by supplying a specially crafted string. The vulnerability affects Red Hat products that include this component, such as OpenShift Container Platform versions 4.14 through 4.17. Red Hat has analyzed the impact and assigned a high severity rating. No explicit patch availability is confirmed in the advisory, and remediation status is under investigation or pending fix release.

References

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