CVE-2026-25690: Fortinet FortiDeceptor · Information Disclosure
Affects Fortinet FortiDeceptorSource CVE Database V5
Public exploit available · CVSS 4.0 Medium · patch available : patch Fortinet FortiDeceptor as a priority.
Data as of 30 Oct 2026, 06:59 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 15% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:F/RL:O/RC:CExploitation evidence
Disclosed: evidence found.
CVE published 12 May 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: evidence found.
CVSS exploit maturity: proof of concept public
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CVSS vector, the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| FortinetFortiDeceptor | Affected
| Fixed in– |
CPE configurations (11)
cpe:2.3:a:fortinet:fortideceptor:6.0.2:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortideceptor:6.0.1:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortideceptor:6.0.0:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortideceptor:5.3.3:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortideceptor:5.3.2:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortideceptor:5.3.1:*:*:*:*:*:*:*
AI-suggested
An official fix is available from Fortinet for the affected versions. It is recommended to apply the vendor-provided patches promptly to remediate this vulnerability. Since the fix is official and available, no additional mitigations are required beyond patching.
Description
An improper neutralization of argument delimiters in a command ('argument injection') vulnerability in Fortinet FortiDeceptor 6.0.0 through 6.0.2, FortiDeceptor 5.3.0 through 5.3.3, FortiDeceptor 5.2.0 through 5.2.1, FortiDeceptor 5.1 all versions, FortiDeceptor 5.0 all versions may allow an authenticated attacker with at least read-only admin permission to read log files via HTTP crafted requests.