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CVE-2026-21812

2.2 · LOW

HCL AppScan Azure Boards Plugin is affected by a Cleartext Transmission of Sensitive Information vulnerability when configured to communicate with the AppScan server over HTTP.

Published Oct 22, 2026CWE-319EPSS 0.14%

Overview

CVE-2026-21812 is a low-severity vulnerability. It was published on October 22, 2026 and has a CVSS 3.1 base score of 2.2 (LOW).

This vulnerability has a CVSS 3.1 base score of 2.2, rated LOW. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

HCL AppScan Azure Boards Plugin is affected by a Cleartext Transmission of Sensitive Information vulnerability when configured to communicate with the AppScan server over HTTP. This could allow an attacker to intercept credentials or authentication tokens during transmission. The plugin has been updated to display a warning when HTTP is used and recommend HTTPS for secure communication.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refsupport.hcl-software.com/csm?id=kb_article&sysparm_article=KB0134539

How CyberStrike helps

Frequently asked questions

What is CVE-2026-21812?

CVE-2026-21812 is a low-severity vulnerability. It was published on October 22, 2026 and has a CVSS 3.1 base score of 2.2 (LOW).

How severe is CVE-2026-21812?

This vulnerability has a CVSS 3.1 base score of 2.2, rated LOW. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2026-21812?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-21812?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-21812 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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