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01 Record

CVE-2023-41843

A improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Fortinet FortiSandbox 4.4.0 through 4.4.1, FortiSandbox 4.2.1 through 4.2.5, FortiSandbox 4.0.0

HighPUBLISHEDCNA: fortinet
CNA base score7.3 CVSS v3.xCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:X/RC:C

02 Description

A improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Fortinet FortiSandbox 4.4.0 through 4.4.1, FortiSandbox 4.2.1 through 4.2.5, FortiSandbox 4.0.0

03 Exploitation and scoring

Exploitation
Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
SSVC decision
  • ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
  • AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
  • Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.61% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 49.4% of scored records. A rank, not a probability.
NVD base score
5.4 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2023-10-13 14:51Z3 YR AGO
Last updated
2026-01-14 13:47Z9 MO AGO
Reserved
2023-09-04
Assigning CNA
fortinet
Record state
PUBLISHED
Severity
High (CVSS 7.3)
CNA CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:X/RC:C
Weaknesses
  • CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base
Data version
5.2
Document digest
6feb33be2645344096013062da2fd4b29e7e511ef4df8144b96186635f098afe

05 Affected products

VendorProductVersionsPlatforms
FortinetFortiSandbox4.4.0 to 4.4.1, 4.2.1 to 4.2.5, 4.0.0 to 4.0.3, 3.2.0 to 3.2.4, 3.1.0 to 3.1.5, 3.0.0 to 3.0.7, 2.5.0 to 2.5.2, 2.4.1—

06 References

07 Remediation

Upgrade to FortiSandbox version 4.4.2 or above Upgrade to FortiSandbox version 4.2.6 or above Upgrade to FortiSandbox version 4.0.4 or above Fortinet remediated this issue in FortiSandbox Cloud version 24.1 and hence customers do not need to perform any action.