CVE-2025-53870: fortinet fortiap OS Command Injection
Vulnerability summary
CVE-2025-53870 is a medium (CVSS 6.7) OS Command Injection vulnerability in fortinet fortiap. EPSS estimates a 0.56% chance of exploitation in the next 30 days, higher than 45.5% of scored vulnerabilities.
Timeline
- 12-05-2026PublishedVulnerability first disclosed.
- 08-07-2026Last modifiedVulnerability information updated.
Description
An improper neutralization of special elements used in an os command ('os command injection') vulnerability in Fortinet FortiAP 7.6.0 through 7.6.2, FortiAP 7.4.0 through 7.4.5, FortiAP 7.2 all versions, FortiAP 7.0 all versions, FortiAP 6.4 all versions, FortiAP-W2 7.4.0 through 7.4.4, FortiAP-W2 7.2 all versions, FortiAP-W2 7.0 all versions may allow an authenticated attacker to execute unauthorized code or commands via a specifically crafted cli command.
CVSS metrics
2 scores · 2 sources · 1 version- CVE.orgCNA6.5MediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:CDiffers
EPSS trend
Probability
0.56%
Chance of exploitation in the next 30 days
Percentile
46%
Versus all other CVEs
30-day change
0.00 pp
From 0.56% on 19-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Fortinet2 products
- fortiap≥ 7.6.0, ≤ 7.6.2 | ≥ 7.4.0, ≤ 7.4.5 | ≥ 7.2.0, ≤ 7.2.6 | ≥ 7.0.0, ≤ 7.0.7 | ≥ 6.4.3, ≤ 6.4.9 | ≥ 6.4.0, < 7.4.6 | ≥ 7.6.0, < 7.6.3
- fortiap-w2≥ 7.4.0, ≤ 7.4.4 | ≥ 7.2.0, ≤ 7.2.5 | ≥ 7.0.0, ≤ 7.0.8 | ≥ 7.2.0, < 7.2.6 | ≥ 7.4.0, < 7.4.5
1 vendor · 2 products
References
1 links- fortiguard.fortinet.com/psirt/FG-IR-26-133Vendor Advisory