CVE-2023-6268: JSON Content Importer < 1.5.4 - Reflected XSS

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-12-26 · updated 2026-06-17
Weakness: CWE-79

Description

The JSON Content Importer WordPress plugin before 1.5.4 does not sanitise and escape the tab parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

Affected products

Bernhard Kux JSON Content Importer: before 1.5.4 — fixed in 1.5.4

How to fix

Upgrade to a fixed version: Bernhard Kux JSON Content Importer 1.5.4. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/15b9ab48-c038-4f2e-b823-1e374baae985
https://wpscan.com/vulnerability/15b9ab48-c038-4f2e-b823-1e374baae985

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