CVE-2026-9863

EUVD-2026-36731
Fortra BoKS Manager contains an OS command injection vulnerability in the client upgrade and patch tooling for legacy tar-based client installations. A malicious or compromised legacy tar-installed client selected for upgrade or patching may be able to cause commands to be executed on the BoKS Master during client version handling.
OS Command Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 46.59%
Affected Products (NVD)
VendorProductVersion
fortracore_privileged_access_manager_server
8.1.0.0 ≤
𝑥
< 8.1.0.23
fortracore_privileged_access_manager_server
9.0.0.0 ≤
𝑥
< 9.0.0.5
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://www.fortra.com/security/advisories/product-security/fi-2026-008