🔐 CVE Alert

CVE-2026-59838

MEDIUM 5.3
CVSS Score
5.3
EPSS Score
0.0%
EPSS Percentile
0th

A improper neutralization of script-related html tags in a web page (basic xss) vulnerability in Fortinet FortiSIEM 7.4.0, FortiSIEM 7.3.0 through 7.3.4, FortiSIEM 7.2.0 through 7.2.6, FortiSIEM 7.1 all versions, FortiSIEM 7.0 all versions, FortiSIEM 6.7 all versions, FortiSIEM 6.6 all versions, FortiSIEM 6.5 all versions, FortiSIEM 6.4 all versions may allow attacker to execute unauthorized code or commands via <insert attack vector here>

CWE CWE-80
Vendor fortinet
Product fortisiem
Ecosystems
Industries
NetworkingSecurity
Published Jul 15, 2026
Last Updated Jul 15, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L/E:P/RL:O/RC:C
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
Low

Affected Versions

Fortinet / FortiSIEM
7.4.0 7.3.0 ≤ 7.3.4 7.2.0 ≤ 7.2.6 7.1.0 ≤ 7.1.9 7.0.0 ≤ 7.0.4 6.7.0 ≤ 6.7.10 6.6.0 ≤ 6.6.5 6.5.0 ≤ 6.5.3 6.4.0 ≤ 6.4.4 6.3.0 ≤ 6.3.3 6.2.0 ≤ 6.2.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗
fortiguard.fortinet.com: https://fortiguard.fortinet.com/psirt/FG-IR-26-149