CVE-2026-23573
CVSSv3 Score: 6.1 An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability [CWE-79] in FortiOS, FortiProxy, FortiPAM and FortiSwitch-Manager Agentless SSL-VPN may allow an authenticated remote user to execute code or commands via crafted requests. Revised on 2026-07-14 00:00:00
CSIRTS triage
- What
- An authenticated remote user may execute code or commands via crafted requests.
- Who is affected
- Authenticated remote users of FortiOS, FortiProxy, FortiPAM, and FortiSwitch-Manager.
- Urgency
- Remediation is important to prevent potential XSS attacks.
- Action
- Apply the latest patches for FortiOS, FortiProxy, FortiPAM, and FortiSwitch-Manager.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.29% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 21% of all EPSS-scored CVEs.
Advisory coverage (4)
- medium[NEW] [medium] Fortinet FortiOS and FortiProxy: Multiple vulnerabilitiescert-bund · 2026-07-15
- unknownMultiple vulnerabilities in Fortinet products (July 15, 2026)cert-fr-avis · 2026-07-15
- mediumCVE-2026-23573: An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulner…nvd · 2026-07-14
- unknownSSL-VPN Reflected XSSfortinet · 2026-07-14
External references
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