FortiAuthenticator: auth bypass

FortiAuthenticator

Incorrect authorization vulnerability in FortiAuthenticator allows unauthenticated attackers to bypass authorization checks

Do this now

No source names a fix yet: limit who can reach FortiAuthenticator until one does.

First seen: 10 Nov 2026
Last update: 10 Nov 2026, 21:19 UTC
Source: news

Check this repository for exposure to one security incident from pwned.coffee. Report first, change nothing until I say so.

## FortiAuthenticator: auth bypass
Severity: unknown. Patch status: fix status unknown.
Affected: FortiAuthenticator

Incorrect authorization vulnerability in FortiAuthenticator allows unauthenticated attackers to bypass authorization checks

## Steps
1. Search the repo, its CI and infra config for FortiAuthenticator. If present, report the version in use and whether it's affected.
2. No source names a fix yet; check the vendor advisory. Until one ships: restrict network access to it.

## Report
A table: file, product or package, version in use, affected yes/no, exact fix. Then anything a human has to check outside the repo.

If you have the pwned.coffee MCP server (https://pwned.coffee/mcp), call lookup_cve for the latest, and check_repo with this repo's lockfiles, Dockerfiles and workflows for a full receipt.
Sources: https://fortiguard.fortinet.com/psirt/FG-IR-26-265 https://fortiguard.fortinet.com/psirt/FG-IR-26-257 https://fortiguard.fortinet.com/psirt/FG-IR-26-253 https://fortiguard.fortinet.com/psirt/FG-IR-26-271
https://pwned.coffee/i/fortiauthenticator-auth-bypass-2

Timeline

10 Nov 2026, 21:17 UTC
Reported by fortiguard.fortinet.com: Authentication bypass
10 Nov 2026, 20:19 UTC
Reported by fortiguard.fortinet.com: Incorrect authorization
10 Nov 2026
First reported.

Receipt

Exploitation: No known exploitation
Score: No CVSS published yet: severity unknown.
Last checked: 13 Nov 2026, 16:26 UTC

Sources: KEV – CVE record – Vendor –

Sources

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