CVE-2026-9863 Core Privileged Access Manager (BoKS) upgrade tooling command injection vulnerability
A malicious legacy client can execute arbitrary commands on the BoKS Master during upgrade or patching operations.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-9863?
CVE-2026-9863 is a high-severity command injection vulnerability in Fortra Core Privileged Access Manager (BoKS), published on 15 Jun 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
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.
Weakness: CWE-78
Which versions are affected by CVE-2026-9863?
It affects 1 product.
Products include Fortra Core Privileged Access Manager Server.
How do I fix CVE-2026-9863?
No fix has been published for CVE-2026-9863 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2026-9863 being exploited?
There is no known exploitation of CVE-2026-9863 in the wild and no public exploit code.
Other vulnerabilities in Fortra Core Privileged Access Manager (BoKS)
Sources
Also known as GHSA-cvv9-gwh6-485x.