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Fortiweb CVE-2026-30897

MEDIUM
Stack-based Buffer Overflow (CWE-121)
2026-03-10 psirt@fortinet.com
Buffer Overflow Fortinet Stack Overflow Fortiweb
6.6
CVSS 3.1
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CVSS VectorNVD

CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
High
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:55 vuln.today
CVE Published
Mar 10, 2026 - 18:18 nvd
MEDIUM 6.6

DescriptionNVD

A stack-based buffer overflow vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.3, FortiWeb 7.6.0 through 7.6.6, FortiWeb 7.4.0 through 7.4.11, FortiWeb 7.2 all versions, FortiWeb 7.0 all versions may allow a remote authenticated attacker who can bypass stack protection and ASLR to execute arbitrary code or commands via crafted HTTP requests.

AnalysisAI

Remote code execution in Fortinet FortiWeb versions 7.0 through 8.0.3 stems from a stack-based buffer overflow that authenticated attackers can exploit by sending crafted HTTP requests, provided they can bypass stack protection and ASLR mechanisms. Successful exploitation allows attackers to execute arbitrary code with the privileges of the vulnerable application. …

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RemediationAI

Within 30 days: Identify affected systems running Fortinet FortiWeb 8.0.0 and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

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CVE-2026-30897 vulnerability details – vuln.today
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