CVE-2025-36397: Security vulnerabilities have been found in IBM Application Gateway

Published Jan 12, 2026
·
Updated

IBM Application Gateway 23.10 through 25.09 is vulnerable to HTML injection. A remote attacker could inject malicious HTML code, which when viewed, would be executed in the victim's Web browser within the security context of the hosting site.

Other sources

IBM Application Gateway is vulnerable to HTML injection. A remote attacker could inject malicious HTML code, which when viewed, would be executed in the victim's Web browser within the security context of the hosting site.

— IBM

Affected Software

3 affected components
IBM Application Gateway>=23.10<=25.09
IBM Application Gateway<=23.10 - 25.09
IBM Application Gateway>=23.10<=25.09

Remediation

Information

IBM encourages all customers to update their systems promptly. IBM Application Gateway (Container): Obtain the latest version of the container by running this command (without quotation marks):     “docker pull icr.io/ibmappgateway/ibm-application-gateway:[tag]”                 Where [tag] is the latest published version and can be confirmed here https://docs.verify.ibm.com/gateway/docs/containers .

Event History

Jan 12, 2026
CVE Published
via IBM·12:00 AM
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software
Jan 20, 2026
CVE Published
via MITRE·03:23 PM
Data Sourced
via MITRE·03:23 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·04:16 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2025-36397?

CVE-2025-36397 is classified as a security vulnerability that allows for HTML injection.

2

How do I fix CVE-2025-36397?

To fix CVE-2025-36397, update the IBM Application Gateway to a version later than 25.09.

3

What versions of IBM Application Gateway are affected by CVE-2025-36397?

CVE-2025-36397 affects IBM Application Gateway versions from 23.10 to 25.09.

4

What type of attacks can be executed due to CVE-2025-36397?

CVE-2025-36397 can lead to remote code execution through injected malicious HTML code.

5

How can a user be impacted by CVE-2025-36397?

Users may be impacted by CVE-2025-36397 if they view the injected malicious content in their Web browser.

Company

Resources

Contact

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