CVE-2026-126261: Fortinet FGFM elevation before registration password is verified
This Fortinet advisory covers CVE-2026-126261 in FortiManager.
- CVE-2026-126261
Key facts
- Vendor rating
- Critical, CVSS 9
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C· base score 9, scored by fortinetAttack vector: network. Attack complexity: low. Privileges required: none. User interaction: none. Scope: unchanged. Confidentiality impact: high. Integrity impact: high. Availability impact: high.- Weakness
- CWE-285 Execute unauthorized code or commands
- CISA KEV
- Not listed (catalogue checked )
- Affected
- FortiManager: 7.2.0 through 8.0.0 (vendor-listed versions)
- Advisory id
- FG-IR-26-275
- Source published
- Source revised
- Listed by VulniPulse
Compiled by VulniPulse from the linked sources. How records are collected and checked.
Affected products & platforms
Description
CVSSv3 Score:
9.0
An improper authorization vulnerability in FortiManager FGFM may allow an unauthenticated attacker that can reach the FGFM port to execute code or commands via crafted FGFM packets.
Revised on 2026-11-10 00:00:00
Text from the source record.
- FortiManager: 7.2.0 through 8.0.0 (vendor-listed versions)
Official advisory · high-confidence parse· fetched ·verify at source
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