Vulnerability · Published Sep 4, 2026 · Assigned by VulnCheck
CVE-2026-86090ntopng before 6.7.260717 Missing Authorization on the Notification Endpoint and Recipient Delete Handlers
High 7.1
In plain English
A high-severity missing authorization in ntopng from ntop. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 40% of all known vulnerabilities).
Severity (CVSS 3.1)7.1High
Exploit odds (30 days)0.5%top 60.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
ntopng before 6.7.260717 fails to perform authorization checks in the delete endpoints and recipients REST v2 handlers. Authenticated non-administrator users can issue POST requests to irreversibly delete all configured notification endpoints and recipients, silencing all alerts.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu:22.04:LTS | ntopng | no fix listed | UBUNTU-CVE-2026-86090 |
| Ubuntu:24.04:LTS | ntopng | no fix listed | UBUNTU-CVE-2026-86090 |
Affected products (as reported)
Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
References
- GitHub Security Advisory (GHSA-m22w-f647-vx88) vendor-advisory
- Patch Commit patch
- https://github.com/ntop/ntopng product
- https://github.com/ntop/ntopng/blob/f41cc1beff90e40e12bbc2cc135bdbf649ec559f/scripts/lua/rest/v2/delete/endpoints.lua technical-description
- https://github.com/ntop/ntopng/blob/f41cc1beff90e40e12bbc2cc135bdbf649ec559f/scripts/lua/rest/v2/delete/recipients.lua technical-description
- VulnCheck Advisory: ntopng before 6.7.260717 Missing Authorization on the Notification Endpoint and Recipient Delete Handlers third-party-advisory