CVE-2026-25690

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Summary

CVECVE-2026-25690
StatePUBLISHED
Assignerfortinet
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-12 18:16:39 UTC
Updated2026-05-18 17:17:03 UTC
DescriptionAn 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.

Risk And Classification

Primary CVSS: v3.1 6.5 MEDIUM from [email protected]

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS: 0.000490000 probability, percentile 0.152580000 (date 2026-05-26)

Problem Types: CWE-88 | CWE-88 Information disclosure

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary6.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
3.1[email protected]Secondary4.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
3.1CNACVSS4MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:F/RL:O/RC:C

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Fortinet Fortideceptor 5.2.0 All All All
Application Fortinet Fortideceptor 5.2.1 All All All
Application Fortinet Fortideceptor All All All All
Application Fortinet Fortideceptor All All All All
Application Fortinet Fortideceptor All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Fortinet FortiDeceptor affected 6.0.0 6.0.2 semver Not specified
CNA Fortinet FortiDeceptor affected 5.3.0 5.3.3 semver Not specified
CNA Fortinet FortiDeceptor affected 5.2.0 5.2.1 semver Not specified
CNA Fortinet FortiDeceptor affected 5.1.0 Not specified
CNA Fortinet FortiDeceptor affected 5.0.0 Not specified

References

ReferenceSourceLinkTags
fortiguard.fortinet.com/psirt/FG-IR-26-138 [email protected] fortiguard.fortinet.com Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Additional Advisory Data

Solutions

CNA: Upgrade to upcoming FortiDeceptor version 6.3.0 or above Upgrade to FortiDeceptor version 6.1.0 or above

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