Buffer overflow in Fortinet Fortianalyzer Cloud
CVE-2026-22828
A heap-based buffer overflow vulnerability in Fortinet FortiAnalyzer Cloud 7.6.2 through 7.6.4, FortiManager Cloud 7.6.2 through 7.6.4 may allow a remote unauthenticated attacker to execute arbitrary code or commands via specifically crafted requests. Successful exploitation would require a large amount of effort in preparation because of ASLR and network segmentation
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.009 (59.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 59.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- Fortinet Fortianalyzer Cloud — versions 7.6.2
- Fortinet Fortianalyzer Cloud
- Fortinet Fortimanager Cloud — versions 7.6.2
- Fortinet Fortimanager Cloud
Weakness classification (CWE)
References
- fortiguard.fortinet.com/psirt/FG-IR-26-121 (Vendor Advisory)
Frequently asked questions
- What is CVE-2026-22828?
- CVE-2026-22828 is a high-severity vulnerability in Fortinet Fortianalyzer Cloud, classified under Heap-based Buffer Overflow. CVSS score: 8.1/10. Published 2026-04-14.
- How severe is CVE-2026-22828?
- High severity. CVSS v3 base score is 8.1 out of 10.