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Highest advisory severityHigh 1 vendor · 1 advisory

CVE-2025-53844

CVE-2025-53844: 1 tracked advisory record across Fortinet. Compare vendor sources and published fix guidance.

Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.

NVD detail CVE.org

Vendor advisory comparison

Fortinet

1 advisory
  • Advisory severityHigh8.3

    High [CVE-2025-53844] Out-of-bounds access in CAPWAP daemon

    FG-IR-26-123Source published Source updated

    CVSSv3 Score: 8.3 An Out-Of-Bounds Write vulnerability [CWE-787] in FortiOS capwap daemon may allow an attacker controlling an authenticated FortiAP FortiExtender or FortiSwitch to gain execution privileges on the FortiGate device Revised on 2026-05-12 00:00:00

    Affected products in this advisory
    • FortiOS
    Source-reported affected versions
    • FortiOS 7.6: 7.6.0 through 7.6.3
    • FortiOS 7.4: 7.4.0 through 7.4.8
    • FortiOS 7.2: 7.2.0 through 7.2.11
    Source-reported fixed versions
    • FortiOS 7.6: 7.6.4
    • FortiOS 7.4: 7.4.9
    • FortiOS 7.2: 7.2.12
    Mitigation guidance
    • Upgrade per the Affected/Solution table: FortiOS 7.6: 7.6.4; FortiOS 7.4: 7.4.9; FortiOS 7.2: 7.2.12.
    Workarounds
    • **Post-Change Configuration Validation**
    • show full | grep wireless-controllerset wireless-controller disableset wireless-controller-port 5246
    • show full | grep fortiextenderset fortiextender disableset fortiextender-data-port 25246set fortiextender-discovery-lockdown disableset fortiextender-provision-on-authorization disableset fortiextender-vlan-mode disable```
    Full advisory and evidenceOpen source bulletin

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