Vulnerability · Published Jun 15, 2026 · Assigned by Fortra
CVE-2026-9863Core Privileged Access Manager (BoKS) upgrade tooling command injection vulnerability
High 7.5
In plain English
A high-severity OS command injection in Core Privileged Access Manager (BoKS) from Fortra. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 49% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.6%top 51.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Fortra | Core Privileged Access Manager (BoKS) | boks-server 8.1.0.0 – through boks-server 8.1.0.22boks-server 9.0.0.0 – through boks-server 9.0.0.4 |
Weakness: CWE-78 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H