Description

An issue was discovered in inc/class_feedgeneration.php in MyBB 1.8.17. On the forum RSS Syndication page, one can generate a URL such as http://localhost/syndication.php?fid=&type=atom1.0&limit=15. The thread titles (within title elements of the generated XML documents) aren't sanitized, leading to XSS.

Remediation

References

CVE-2018-15596

Related Vulnerabilities

MediaWiki Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2023-45373)

Roundcube Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2021-44025)

IBM RTC Server-Side Request Forgery (SSRF) Vulnerability (CVE-2020-4974)

Microsoft SQL Server CVE-2023-32027 Vulnerability (CVE-2023-32027)

WordPress Plugin Data Tables Generator by Supsystic Multiple Vulnerabilities (1.9.96)

Severity

Medium

Classification

CVE-2018-15596 CWE-707 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Tags

Missing Update Known Vulnerabilities