In platform before version 9.4.4, inline attributes are not properly escaped. If the data that came from users was not escaped, then an XSS vulnerability is possible. The issue was introduced in 9.0.0 and fixed in 9.4.4.
Published 2020-10-19 21:15:13
Updated 2020-10-22 18:35:12
Source GitHub, Inc.
View at NVD,   CVE.org
Vulnerability category: Cross site scripting (XSS)

Exploit prediction scoring system (EPSS) score for CVE-2020-15263

0.07%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 28 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-15263

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
4.3
MEDIUM AV:N/AC:M/Au:N/C:N/I:P/A:N
8.6
2.9
NIST
6.1
MEDIUM CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
2.8
2.7
NIST
8.0
HIGH CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N
1.6
5.8
GitHub, Inc.

CWE ids for CVE-2020-15263

References for CVE-2020-15263

Products affected by CVE-2020-15263

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