SB2026042393 - Relative Path Traversal in Opencast
Published: April 23, 2026
Security Bulletin ID
SB2026042393
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Relative Path Traversal (CVE-ID: CVE-2025-55202)
CWE-ID: CWE-23 - Relative Path Traversal
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to disclose sensitive information.
The vulnerability exists due to path traversal in the UI config module when handling file path requests. A remote attacker can request a crafted path to disclose sensitive information.
Exploitation is limited to files in another folder whose path starts with the configured ui-config path and that are readable by Opencast.
Remediation
Install update from vendor's website.