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.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15263
Reference (s):
- https://github.com/orchidsoftware/platform/security/advisories/GHSA-589w-hccm-265x
- URL: https://github.com/orchidsoftware/platform/security/advisories/GHSA-589w-hccm-265x
- https://github.com/orchidsoftware/platform/commit/03f9a113b1a70bc5075ce86a918707f0e7d82169
- URL: https://github.com/orchidsoftware/platform/commit/03f9a113b1a70bc5075ce86a918707f0e7d82169