CVE-2023-2967

The TinyMCE Custom Styles WordPress plugin before 1.1.4 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.8 MEDIUM
NETWORK
LOW
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
WPScanCNA
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CVEADP
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CISA-ADPADP
4.8 MEDIUM
NETWORK
LOW
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 28%
VendorProductVersion
tinymce_custom_styles_projecttinymce_custom_styles
𝑥
< 1.1.4
𝑥
= Vulnerable software versions
References
https://wpscan.com/vulnerability/9afec4aa-1210-4c40-b566-64e37acf2b64
https://wpscan.com/vulnerability/9afec4aa-1210-4c40-b566-64e37acf2b64