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A improper control of generation of code ('code injection') vulnerability in Fortinet FortiManager 8.0.0 through 8.0.1, FortiManager 7.6.0…

FortiManager 8.0.0-8.0.1, 7.6.0-7.6.7, 7.4.0-7.4.11 and 7.2.0-7.2.12, plus matching FortiManager Cloud builds, when the JSON API is enabled. Upgrade to 8.0.2 or later.

CVE-2026-126182EUVD-2026-123852

Written by anthropic/claude-haiku-5.5 from the sources below. Verify against them.

7.2HighCNA
Exploited
No known exploitation
Fix
See vendor advisory
Who is exposed
Specific setups only

Do first: Check whether your setup matches what the bug needs. Affected FortiManager or FortiManager Cloud versions 8.0.0 through 8.0.1, 7.6.0 through 7.6.7, 7.4.0 through 7.4.11, or 7.2.0 through 7.2.12 (FortiManager Cloud ranges start at 7.4.1 and 7.2.1). The JSON API must be enabled on the admin profile (disabled by default).

Published
Last modified
Reference
Last checked
34/100 · provisional
Specific setups only
None on Exploit-DB, Metasploit or GitHub

Summary

A improper control of generation of code ('code injection') vulnerability in Fortinet FortiManager 8.0.0 through 8.0.1, FortiManager 7.6.0 through 7.6.7, FortiManager 7.4.0 through 7.4.11, FortiManager 7.2.0 through 7.2.12, FortiManager Cloud 8.0.0 through 8.0.1, FortiManager Cloud 7.6.0 through 7.6.7, FortiManager Cloud 7.4.1 through 7.4.11, FortiManager Cloud 7.2.1 through 7.2.12 may allow a remote authenticated attacker to execute unauthorized code or commands via crafted HTTP requests.

Who should check

Teams running Fortinet FortiManager or FortiManager Cloud 7.2, 7.4, 7.6 or 8.0 with the JSON API enabled on admin profiles.

Read the source excerpt

“FortiManager 8.0 8.0.0 through 8.0.1”

fortiguard.fortinet.com

cve.now Index

34Pcve.now Index 34 of 100 · methodology v3 · provisional
  • Exploitation?/40Unknown. No CISA SSVC exploitation rating yet
  • Exposure8/25Specific setups only, reachable over the network
  • Reach14/20Affects Fortinet (an enterprise product or network appliance)
  • Severity7.2/10CVSS 7.2
  • No patch5/5No fixed version listed; see vendor advisory

What would change the score

  • Would score about 84 if added to CISA KEV
  • Would score about 79 if CISA's SSVC rates exploitation active
  • Would score about 41 if CISA's SSVC rates it automatable

What to do

  • Check whether your setup matches what the bug needs.

    Affected FortiManager or FortiManager Cloud versions 8.0.0 through 8.0.1, 7.6.0 through 7.6.7, 7.4.0 through 7.4.11, or 7.2.0 through 7.2.12 (FortiManager Cloud ranges start at 7.4.1 and 7.2.1). The JSON API must be enabled on the admin profile (disabled by default).
  • Workaround: Disable rpc-permit on the admin profile by setting it to none.

Check your systems with an agent

Paste this into a coding or ops agent. It checks your systems read-only and reports a table per asset.

Check whether my systems are affected by CVE-2026-126182 (A improper control of generation of code ('code injection') vulnerability in Fortinet FortiManager 8.0.0 through 8.0.1, FortiManager 7.6.0…), using the cve.now data below.

Rules: work read-only. Do not run exploit code, proof-of-concept scripts or scanners that send attack payloads, and do not change any configuration, package, image or deployment. Report findings only.

What cve.now has for CVE-2026-126182 (entry last updated 2026-11-11):
Affected:
- Fortinet FortiManager: from 8.0.0, through 8.0.1; from 7.6.0, through 7.6.7; from 7.4.0, through 7.4.11; from 7.2.0, through 7.2.12
- Fortinet FortiManager Cloud: from 8.0.0, through 8.0.1; from 7.6.0, through 7.6.7; from 7.4.1, through 7.4.11; from 7.2.1, through 7.2.12
Fixed versions: none listed yet.
Conditions (all must be true for the bug to be hit):
- Affected FortiManager or FortiManager Cloud versions 8.0.0 through 8.0.1, 7.6.0 through 7.6.7, 7.4.0 through 7.4.11, or 7.2.0 through 7.2.12 (FortiManager Cloud ranges start at 7.4.1 and 7.2.1). (source: https://fortiguard.fortinet.com/psirt/FG-IR-26-227)
- The JSON API must be enabled on the admin profile (disabled by default). (source: https://fortiguard.fortinet.com/psirt/FG-IR-26-227)
Setup: the bug needs a feature or setting that is off by default or uncommon. Check whether each asset has it on.
Attacker needs: network access, high-privilege login, no user action.
Workaround: Disable rpc-permit on the admin profile by setting it to none. (source: https://www.cve.org/CVERecord?id=CVE-2026-126182)
CISA KEV: CVE-2026-126182 is not listed as of cve.now's last read.
This KEV status is for CVE-2026-126182 only. If you also check another CVE, look up its own KEV status; never assume it from this one.

How to check:
- Installed software: check what is actually running, not what a repo declares. Read the version from each host, container image and Kubernetes node (the binary's version output, the OS package database, image layers), and check whether the conditions above hold there. Distribution packages may carry a backported fix under an older version number; confirm against the distribution's own advisory.

Verify against the linked advisories before concluding, and cite the date you read each one:
- https://fortiguard.fortinet.com/psirt/FG-IR-26-227
- https://www.cve.org/CVERecord?id=CVE-2026-126182
Do not conclude an asset is unaffected unless you checked it and the evidence covers both its version and the conditions above. If you could not check something, mark it unknown and say what is missing.

Report a table with one row per asset and these columns: Asset | Version or build | Status (affected, fixed, not applicable, unknown) | Compensating controls | Exposure (internet-facing, internal, none) | Evidence | Next action.

Entry: https://cve.now/CVE-2026-126182
For follow-up questions, use the cve.now MCP server at https://mcp.cve.now/mcp (no authentication), for example execute with name cve.get and arguments {"id": "CVE-2026-126182"}.

Timeline

  1. CVE published
  2. First seen by cve.now

Affected versions

  • Fortinet FortiManager

    From 8.0.0 · through 8.0.1; From 7.6.0 · through 7.6.7; From 7.4.0 · through 7.4.11; From 7.2.0 · through 7.2.12

  • Fortinet FortiManager Cloud

    From 8.0.0 · through 8.0.1; From 7.6.0 · through 7.6.7; From 7.4.1 · through 7.4.11; From 7.2.1 · through 7.2.12

Evidence 3

Vendor advisory · 1

Establishes: Affected and fixed versions.

  1. Link

CVE record · 2

Establishes: The identifier and description.

  1. Record
  2. Record

Corrections

None so far.

Something wrong on this page? Report an error. Every fix is listed here.

Questions about CVE-2026-126182

Is CVE-2026-126182 being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.Source: cve.now feed data

What does this mean?

Improper control of code generation lets a remote authenticated attacker run unauthorized code or commands on the system through crafted HTTP requests.Source: fortiguard.fortinet.com, cve.org

Which versions are affected by CVE-2026-126182?

FortiManager: from 8.0.0 through 8.0.1; from 7.6.0 through 7.6.7; from 7.4.0 through 7.4.11; from 7.2.0 through 7.2.12. FortiManager Cloud: from 8.0.0 through 8.0.1; from 7.6.0 through 7.6.7; from 7.4.1 through 7.4.11; from 7.2.1 through 7.2.12.Source: cve.now feed data

Am I affected, and how do I check?

Affected FortiManager versions are 8.0.0-8.0.1, 7.6.0-7.6.7, 7.4.0-7.4.11 and 7.2.0-7.2.12. Affected FortiManager Cloud versions are 8.0.0-8.0.1, 7.6.0-7.6.7, 7.4.1-7.4.11 and 7.2.1-7.2.12. The bug only applies if the JSON API is enabled on the admin profile, which is disabled by default, so check that setting along with the firmware version.Source: fortiguard.fortinet.com, cve.org

How do I fix CVE-2026-126182?

Upgrade to FortiManager 8.0.2 or above.Source: fortiguard.fortinet.com, cve.org

What if there's no patch?

Disable rpc-permit on the admin profile by setting it to none. This is the documented workaround.Source: fortiguard.fortinet.com, cve.org