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CVE-2026-84989

7.1 · HIGH

ntopng is a web-based network traffic monitoring application.

Published Sep 3, 2026CWE-862EPSS 0.38%

Overview

CVE-2026-84989 is a high-severity vulnerability. It was published on September 3, 2026 and has a CVSS 3.1 base score of 7.1 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.1, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

ntopng is a web-based network traffic monitoring application. In versions 6.7.0 through 6.7.260717, two REST v2 endpoints that manage ntopng's tag/badge feature — `POST /lua/rest/v2/delete/tag/tag.lua` and `POST /lua/rest/v2/edit/tag/tag.lua` — perform no authorization check at all. Any authenticated user, including a non-administrator ("unprivileged") account, can delete or rename any tag in the system, including tags created by an administrator. Version 6.7.260718 contains a fix.

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

GitHubgithub.com/ntop/ntopng/commit/0e41f24b367fb9caf750459da67827326e3289e8GitHubgithub.com/ntop/ntopng/security/advisories/GHSA-43p9-5758-wwq8GitHubgithub.com/ntop/ntopng/security/advisories/GHSA-43p9-5758-wwq8

How CyberStrike helps

Frequently asked questions

What is CVE-2026-84989?

CVE-2026-84989 is a high-severity vulnerability. It was published on September 3, 2026 and has a CVSS 3.1 base score of 7.1 (HIGH).

How severe is CVE-2026-84989?

This vulnerability has a CVSS 3.1 base score of 7.1, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2026-84989?

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-2026-84989?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-84989 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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