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CVE-2024-25293VulnerabilityPublished Updated

CVE-2024-25293: mjml-app · n/a

Affects mjml-appSource CVE Database V5

0

Not known to be exploited · CVSS 9.3 Critical.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 3.1 base score
9.3Critical
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.9% chance of exploitation in 30 days – higher than 62% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 1 Mar 2024

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: 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 2026-10-25.

What to do

Affected software

ProductAffectedFixed in
npmmjml-apppkg:npm/mjml-appOther threatsAffected
  • =3.0.4
  • =3.1.0-beta
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

1. Immediately audit all systems to identify instances of mjml-app versions 3.0.4 and 3.1.0-beta in use. 2. Restrict local access to systems running vulnerable mjml-app versions to trusted personnel only, minimizing the attack surface. 3. Implement application-level input validation and sanitization for href attributes to prevent malicious code injection. 4. Monitor system logs and network traffic for unusual activity indicative of exploitation attempts, such as unexpected code execution or process spawning. 5. Employ host-based intrusion detection systems (HIDS) to detect anomalous behavior on affected hosts. 6. Segregate vulnerable systems within network segments with strict access controls to limit potential lateral movement. 7. Coordinate with mjml-app maintainers or vendors for timely patch releases and apply updates as soon as they become available. 8. Consider temporary disabling or replacing mjml-app functionality if feasible until patches are deployed. 9. Educate developers and administrators about secure coding practices related to URL handling and code injection prevention. 10. Conduct penetration testing focused on href attribute exploitation to validate the effectiveness of mitigations.

Description

mjml-app versions 3.0.4 and 3.1.0-beta were discovered to contain a remote code execution (RCE) via the href attribute.

References

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