The Highlight WordPress plugin before 0.9.3 does not sanitise its CustomCSS setting, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed
Published 2021-09-06 11:15:08
Updated 2021-09-09 21:02:57
Source WPScan
View at NVD,   CVE.org
Vulnerability category: Cross site scripting (XSS)

Exploit prediction scoring system (EPSS) score for CVE-2021-24591

Probability of exploitation activity in the next 30 days: 0.06%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 23 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2021-24591

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
3.5
LOW AV:N/AC:M/Au:S/C:N/I:P/A:N
6.8
2.9
NIST
5.4
MEDIUM CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
2.3
2.7
NIST

CWE ids for CVE-2021-24591

References for CVE-2021-24591

Products affected by CVE-2021-24591

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