Description

The attachment-uploading feature in Atlassian Confluence Server from version 6.14.0 through version 6.14.3, and version 6.15.0 before version 6.15.5 allows remote attackers to achieve stored cross-site- scripting (SXSS) via a malicious attachment with a modified `mimeType` parameter.

Remediation

References

CVE-2019-20102

Related Vulnerabilities

WordPress Plugin WP-Members Membership Cross-Site Scripting (3.1.4.2)

Next.js User Interface (UI) Misrepresentation of Critical Information Vulnerability (CVE-2022-23646)

Drupal Inefficient Regular Expression Complexity Vulnerability (CVE-2022-24729)

MediaWiki Improper Input Validation Vulnerability (CVE-2025-67484)

Joomla CVE-2019-12764 Vulnerability (CVE-2019-12764)

Severity

Medium

Classification

CVE-2019-20102 CWE-707 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Tags

Missing Update Known Vulnerabilities