CVE-2021-32589

A Use After Free (CWE-416) vulnerability in FortiManager version 7.0.0, version 6.4.5 and below, version 6.2.…

Severity: Critical9.8CVSS 3.1, Critical
Known exploited: Not listed
Exploit prediction: 9%
Published: 19 Dec 2024Updated 17 Jun 2026 · Last verified 29 Sept 2026

Known remediation

Fixed releases per branch, as the vendor states them. Patcharo never infers a fix.

Fortinet FortiManager
Vendor advisory
- 7.0No fix published
- 6.4Fixed after 6.4.5
- 6.2Fixed after 6.2.7
- 6.0Fixed after 6.0.10
- 5.6Fixed after 5.6.10
- 5.4Fixed after 5.4.7
- 5.2Fixed after 5.2.10
- 5.0Fixed after 5.0.12
Fortinet FortiAnalyzer
Vendor advisory
- 7.0No fix published
- 6.4Fixed after 6.4.5
- 6.2Fixed after 6.2.7
- 6.0Fixed after 6.0.10
- 5.6Fixed after 5.6.10
- 5.4Fixed after 5.4.7
- 5.3No fix published
- 5.2Fixed after 5.2.10

Workaround / Vendor remediation

Vendor remediation · FortiManager

Please upgrade to FortiPortal version 6.0.6 or above Please upgrade to FortiPortal version 5.3.7 or above Please upgrade to FortiManager version 7.0.1 or above Please upgrade to FortiManager version 6.4.6 or above Please upgrade to FortiManager version 6.2.8 or above Please upgrade to FortiManager version 6.0.11 or above Please upgrade to FortiManager version 5.6.11 or above Please upgrade to FortiAnalyzer version 7.0.1 or above Please upgrade to FortiAnalyzer version 6.4.6 or above Please upgrade to FortiAnalyzer version 6.2.8 or above Please upgrade to FortiAnalyzer version 6.0.11 or above Please upgrade to FortiAnalyzer version 5.6.11 or above

Vendor remediation · FortiAnalyzer

Description

Title, description and vendor guidance are quoted from the source records.

A Use After Free (CWE-416) vulnerability in FortiManager version 7.0.0, version 6.4.5 and below, version 6.2.7 and below, version 6.0.10 and below, version 5.6.10 and below, version 5.4.7 and below, version 5.2.10 and below, version 5.0.12 and below and FortiAnalyzer version 7.0.0, version 6.4.5 and below, version 6.2.7 and below, version 6.0.10 and below, version 5.6.10 and below, version 5.4.7 and below, version 5.3.11, version 5.2.10 to 5.2.4 fgfmsd daemon may allow a remote, non-authenticated attacker to execute unauthorized code as root via sending a specifically crafted request to the fgfm port of the targeted device.

Weakness: CWE-416

Known exploited

Not listed in CISA KEV as of the last check.

Exploit prediction

9% probability of exploitation in the next 30 days (percentile 95%).

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

What the source states, per branch

Versions matched by Patcharo

Fortinet FortiManagerSource: Fortinet (CVE record)

Branch	Affected	Fixed in
7.0	Exact releases: 7.0.0
6.4	6.4.0 – 6.4.5	Fixed after 6.4.5
6.2	6.2.0 – 6.2.7	Fixed after 6.2.7
6.0	6.0.0 – 6.0.10	Fixed after 6.0.10
5.6	5.6.0 – 5.6.10	Fixed after 5.6.10
5.4	5.4.0 – 5.4.7	Fixed after 5.4.7
5.2	5.2.0 – 5.2.10	Fixed after 5.2.10
5.0	5.0.0 – 5.0.12	Fixed after 5.0.12

Versions not listed are stated unaffected by the vendor.

Fortinet FortiAnalyzerSource: Fortinet (CVE record)

Branch	Affected	Fixed in
7.0	Exact releases: 7.0.0
6.4	6.4.0 – 6.4.5	Fixed after 6.4.5
6.2	6.2.0 – 6.2.7	Fixed after 6.2.7
6.0	6.0.0 – 6.0.10	Fixed after 6.0.10
5.6	5.6.0 – 5.6.10	Fixed after 5.6.10
5.4	5.4.0 – 5.4.7	Fixed after 5.4.7
5.3	Exact releases: 5.3.11
5.2	5.2.4 – 5.2.10	Fixed after 5.2.10

Versions not listed are stated unaffected by the vendor.

References

https://fortiguard.fortinet.com/psirt/FG-IR-21-067(opens in a new tab)

Provenance

Every fact on this page comes from the sources below. Nothing is written by an AI.

Fortinet (CVE record): Fortinet (CVE record) · 29 Sept 2026 at 12:17 UTC · Parser patcharo-cve5/1.1.0
NVD: NVD · 27 Sept 2026 at 23:44 UTC · Parser patcharo-nvd/1.0.0
FIRST EPSS: FIRST EPSS · 30 Sept 2026 at 00:17 UTC · Parser patcharo-epss/1.0.0

Last verified: 29 Sept 2026 at 12:17 UTC