CVE-2026-84842: ibm guardium data protection Path Traversal

Vulnerability summary

CVE-2026-84842 is a high (CVSS 8.1) Path Traversal vulnerability in ibm guardium data protection. EPSS estimates a 0.39% chance of exploitation in the next 30 days, higher than 31.3% of scored vulnerabilities.

Timeline

1. 29-09-2026
   PublishedVulnerability first disclosed.
2. 29-09-2026
   Last modifiedVulnerability information updated.

Description

IBM Guardium Data Protection 12.2 is vulnerable to path traversal and arbitrary file deletion in the Datasource REST component. An authenticated remote attacker could exploit this vulnerability to delete files and potentially cause denial of service or impact system integrity.

• CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.