Medium4.0Fortinet Updated
Arbitrary log file read in administrative interface
FG-IR-26-138 Published May 12, 2026Updated by vendor May 12, 2026
CVE-2026-25690
Affected products & platforms
FortinetUnclassified
Summary
CVSSv3 Score: 4.0 An Improper Neutralization of Argument Delimiters in a Command ('Argument Injection') vulnerability [CWE-88] in FortiDeceptor WEB UI may allow an authenticated attacker with at least read-only admin permission to read log files via HTTP crafted requests. Revised on 2026-05-12 00:00:00
Affected versions
- FortiDeceptor 6.0: 6.0.0 through 6.0.2
- FortiDeceptor 5.3: 5.3.0 through 5.3.3
- FortiDeceptor 5.2: 5.2.0 through 5.2.1
- FortiDeceptor 5.1: 5.1 all versions
- FortiDeceptor 5.0: 5.0 all versions
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
Fixed versions
- FortiDeceptor 6.0: migrate to a fixed release
- FortiDeceptor 5.3: migrate to a fixed release
- FortiDeceptor 5.2: migrate to a fixed release
- FortiDeceptor 5.1: migrate to a fixed release
- FortiDeceptor 5.0: migrate to a fixed release
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- Upgrade per the Affected/Solution table: FortiDeceptor 6.0: migrate to a fixed release; FortiDeceptor 5.3: migrate to a fixed release; FortiDeceptor 5.2: migrate to a fixed release; FortiDeceptor 5.1: migrate to a fixed release; FortiDeceptor 5.0: migrate to a fixed release.
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
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