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CVE-2023-41680VulnerabilityPublished Updated

CVE-2023-41680: Fortinet FortiSandbox · Execute unauthorized code or commands

Affects Fortinet FortiSandboxSource CVE Database V5

0

Not known to be exploited · CVSS 7.3 High.

Data as of 26 Oct 2026, 06:26 UTC

CVSS 3.1 base score
7.3High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.6% chance of exploitation in 30 days – higher than 50% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:X/RC:X

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 13 Oct 2023

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.

What to do

Affected software

ProductAffectedFixed in
Fortinet FortiSandboxAffected
  • =4.4.0
  • =4.2.0
  • =4.0.0
  • =3.2.0
  • =3.1.0
  • =3.0.0
  • =2.5.0
  • =2.4.1
Fixed in–

AI-suggested

1. Immediately audit and inventory all FortiSandbox deployments to identify affected versions. 2. Apply any available patches or updates from Fortinet as soon as they are released. 3. Until patches are available, restrict access to the FortiSandbox web interface to trusted administrators via network segmentation and firewall rules. 4. Implement strict input validation and sanitization on any web-facing components interacting with FortiSandbox, if customization is possible. 5. Educate administrators and analysts about the risk of interacting with untrusted or suspicious content through the FortiSandbox interface to reduce the chance of triggering the exploit. 6. Monitor network traffic and logs for unusual HTTP requests targeting FortiSandbox interfaces. 7. Employ web application firewalls (WAF) with rules designed to detect and block XSS attack patterns against FortiSandbox. 8. Consider deploying multi-factor authentication for access to FortiSandbox management interfaces to reduce risk from social engineering or phishing attempts. 9. Maintain up-to-date backups and incident response plans to quickly recover from potential compromises. 10. Engage with Fortinet support and threat intelligence sources for updates on exploit developments and patches.

Description

CVE-2023-41680 is a high-severity cross-site scripting (XSS) vulnerability affecting multiple versions of Fortinet FortiSandbox. It allows an unauthenticated attacker to execute unauthorized code or commands by sending crafted HTTP requests. The vulnerability impacts confidentiality, integrity, and availability of the affected systems. Exploitation requires user interaction but no prior authentication. Although no known exploits are currently reported in the wild, the vulnerability poses significant risks to organizations relying on FortiSandbox for threat detection and sandboxing. European organizations using FortiSandbox should prioritize patching and implement strict input validation and network segmentation to mitigate risks. Countries with high Fortinet market penetration and critical infrastructure reliance on FortiSandbox are most at risk. The CVSS score of 7.3 reflects the high impact and moderate complexity of exploitation.

References

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