High severity · published Oct 14, 2025
CVE-2025-22258
A heap-based buffer overflow in Fortinet FortiSRA 1.5.0, 1.4.0 through 1.4.2, FortiPAM 1.5.0, 1.4.0 through 1.4.2, 1.3.0 through 1.3.1, 1.2.0, 1.1.0 through 1.1.2, 1.0.0 through…
7.2
CVSS
0.6%
EPSS
No
On KEV
Description
A heap-based buffer overflow in Fortinet FortiSRA 1.5.0, 1.4.0 through 1.4.2, FortiPAM 1.5.0, 1.4.0 through 1.4.2, 1.3.0 through 1.3.1, 1.2.0, 1.1.0 through 1.1.2, 1.0.0 through 1.0.3, FortiProxy 7.6.0 through 7.6.1, 7.4.0 through 7.4.7, FortiOS 7.6.0 through 7.6.2, 7.4.0 through 7.4.6, 7.2.0 through 7.2.10, 7.0.2 through 7.0.16, FortiSwitchManager 7.2.1 through 7.2.5 allows attackers to escalate their privilege via specially crafted http requests.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 46% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FO
FortiOS · Fortinet
7.0.2 before 7.0.17; 7.2.0 before 7.2.11; 7.4.0 before 7.4.7; 7.6.0 before 7.6.3 · source: NVD
FO
Fortipam · Fortinet
1.0.0 before 1.4.3; 1.5.0 · source: NVD
FO
Fortiproxy · Fortinet
7.4.0 before 7.4.8; 7.6.0 before 7.6.2 · source: NVD
FO
Fortisra · Fortinet
1.4.0 before 1.4.3; 1.5.0 · source: NVD
FO
Fortiswitchmanager · Fortinet
7.2.1 before 7.2.6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-22258
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-22258
Vendor Advisory
https://fortiguard.fortinet.com/psirt/FG-IR-24-546
More from FortiOS
9.8
CVE-2026-24858
Fortinet Multiple Products Authentication Bypass Using an Alternate Path or Channel Vulnerability
9.8
CVE-2025-25249
Fortinet Multiple Products Heap-based Buffer Overflow Vulnerability
9.8
CVE-2025-59718
Fortinet Multiple Products Improper Verification of Cryptographic Signature Vulnerability
9.8
CVE-2024-55591
Fortinet FortiOS and FortiProxy Authentication Bypass Vulnerability
9.8
CVE-2024-23113
Fortinet Multiple Products Format String Vulnerability