FortiSASE vulnerabilitiesAnd the versions its exploited flaws hit.
FortiSASE is made by Fortinet. We track 4 published vulnerabilities in it, across 32 versions. 1 of them is on the list of flaws known to be exploited, the newest added on 9 September 2026. If you run FortiSASE, check your version against the exploited flaws below and patch those first.
The most recent FortiSASE flaw added to the known-exploited list is CVE-2025-25249, on 9 September 2026. We keep watching the known-exploited list.
Which versions of FortiSASE do the exploited flaws hit?
Each exploited flaw lists the versions it affects, as published by the vendor. Find your version, then patch.
- CVE-2025-25249Exploited list, 9 Sep 2026
Fortinet Multiple Products Heap-based Buffer Overflow Vulnerability
25.1.3925.1.51
Which FortiSASE vulnerabilities are being exploited?
1 flaw is on the government list of vulnerabilities known to be exploited. These are the ones criminals are using now, so they go first, whatever their severity score says.
- 8.1Fortinet Multiple Products Heap-based Buffer Overflow Vulnerability
Fortinet FortiOS, FortiSwitchManager, and FortiSASE contain a heap-based buffer overflow vulnerability that allows an attacker to execute unauthorized code or commands via specially crafted packets.
Which FortiSASE flaws are most likely to be used?
Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.
- 3.8%
A heap-based buffer overflow vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2.0 through 7.2.11, FortiOS 7.0.0 through 7.0.17, FortiOS 6.4 all versions,...
- 0.5%CVE-2024-47569Medium
A insertion of sensitive information into sent data in Fortinet FortiManager Cloud 7.4.1 through 7.4.3, FortiVoice 7.0.0 through 7.0.4, 6.4.0 through 6.4.9, 6.0.7 through 6.0.12, FortiMail 7.4.0 through 7.4.2, 7.2.0...
- 0.4%CVE-2025-31366Medium
An Improper Neutralization of Input During Web Page Generation vulnerability [CWE-79] in FortiOS 7.6.0 through 7.6.3, 7.4.0 through 7.4.7, 7.2 all versions, 7.0 all versions, 6.4 all versions; FortiProxy 7.6.0...
- 0.4%CVE-2024-55599Medium
An Improperly Implemented Security Check for Standard vulnerability [CWE-358] in FortiOS version 7.6.0, version 7.4.7 and below, 7.0 all versions, 6.4 all versions and FortiProxy version 7.6.1 and below, version...
- 0.3%
An URL Redirection to Untrusted Site vulnerabilities [CWE-601] in FortiOS 7.6.0 through 7.6.2, 7.4.0 through 7.4.8, 7.2 all versions, 7.0 all versions, 6.4 all versions; FortiProxy 7.6.0 through 7.6.3, 7.4 all...
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1 flaw being exploited affects software Acme tracks
Fortinet FortiOS, FortiSwitchManager, and FortiSASE contain a heap-based buffer overflow vulnerability that allows an attacker to execute unauthorized code or commands via specially crafted packets.
- Matched to
- FortiSASE on Acme's software list
- What to do
- Patch first, then check for signs of use
Sent to the alert recipients Acme chose. Also in the app and to Acme's webhook.
We track 4 published vulnerabilities listed under the name FortiSASE, across 32 versions. The most recent FortiSASE flaw added to the known-exploited list is CVE-2025-25249, on 9 September 2026.
1 is on the list of flaws known to be exploited. The most recently added is CVE-2025-25249.
Each flaw names its own versions, usually as ranges. The newest, CVE-2025-25249, affects 25.1.39, 25.1.51. The versions for every exploited flaw are listed on this page.
Create a Precursor Intelligence account and track FortiSASE. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.