FortiAuthenticator: LDAP injection

FortiAuthenticator

An Improper Neutralization of Special Elements used in an LDAP Query in FortiAuthenticator may allow an authenticated attacker to bypass authentication.

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, 20:20 UTC
Source: news

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

## FortiAuthenticator: LDAP injection
Severity: unknown. Patch status: fix status unknown.
Affected: FortiAuthenticator

An Improper Neutralization of Special Elements used in an LDAP Query in FortiAuthenticator may allow an authenticated attacker to bypass authentication.

## 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-26-255
https://pwned.coffee/i/fortiauthenticator-ldap-injection

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

filestore.fortinet.com: Improper neutralization of special elements used in an ldap query

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