CISA KEV · Known exploitedCritical

CVE-2025-32756

Fortinet Multiple Products

A stack-based buffer overflow vulnerability [CWE-121] vulnerability in Fortinet FortiCamera 2.1.0 through 2.1.3, FortiCamera 2.0 all versions, FortiCamera 1.1 all versions, FortiMail 7.6.0 through 7.6.2, FortiMail 7.4.0 through 7.4.4, FortiMail 7.2.0 through 7.2.7, FortiMail 7.0.0 through 7.0.8, FortiNDR 7.6.0, FortiNDR 7.4.0 through 7.4.7, FortiNDR 7.2.0 through 7.2.4, FortiNDR 7.0.0 through 7.0.6, FortiRecorder 7.2.0 through 7.2.3, FortiRecorder 7.0.0 through 7.0.5, FortiRecorder 6.4.0 through 6.4.5, FortiVoice 7.2.0, FortiVoice 7.0.0 through 7.0.6, FortiVoice 6.4.0 through 6.4.10 allows...

CVSS
9.8
EPSS
32.6%
98.2% percentile
CISA KEV
Listed
Published
2025.05.14
PRIORITY ASSESSMENT

Immediate review

CISA has listed this vulnerability in the Known Exploited Vulnerabilities catalog.

Known exploitationConfirmed by CISA KEV
Exploit probability32.6%
Technical severityCVSS 9.8

Vulnerability overview

A stack-based buffer overflow vulnerability [CWE-121] vulnerability in Fortinet FortiCamera 2.1.0 through 2.1.3, FortiCamera 2.0 all versions, FortiCamera 1.1 all versions, FortiMail 7.6.0 through 7.6.2, FortiMail 7.4.0 through 7.4.4, FortiMail 7.2.0 through 7.2.7, FortiMail 7.0.0 through 7.0.8, FortiNDR 7.6.0, FortiNDR 7.4.0 through 7.4.7, FortiNDR 7.2.0 through 7.2.4, FortiNDR 7.0.0 through 7.0.6, FortiRecorder 7.2.0 through 7.2.3, FortiRecorder 7.0.0 through 7.0.5, FortiRecorder 6.4.0 through 6.4.5, FortiVoice 7.2.0, FortiVoice 7.0.0 through 7.0.6, FortiVoice 6.4.0 through 6.4.10 allows...

Affected product and versions

Product
Fortinet Multiple Products
Affected versions
7.6.0, 7.4.0, 7.2.0, 7.1.0, 7.0.0, 1.5.0, 1.4.0, 1.3.0, 1.2.0, 1.1.0, 2.1.0, 2.0.0, 6.4.0, >= 7.0.0 < 7.0.9, >= 7.2.0 < 7.2.8, >= 7.4.0 < 7.4.5, >= 7.6.0 < 7.6.3, >= 7.0.0 < 7.0.7, >= 7.2.0 < 7.2.5, >= 7.4.0 < 7.4.8
Fixed versions
7.0.9, 7.2.8, 7.4.5, 7.6.3, 7.0.7, 7.2.5, 7.4.8, 6.4.6, 7.0.6, 7.2.4, 6.4.11

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
CISA required action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Due date: 2025.06.04
  1. 1
    Identify

    Confirm that Fortinet Multiple Products and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-121, CWE-124, CWE-787
KEV added
2025.05.14
Ransomware use
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