CVE-2026-9863: Core Privileged Access Manager (BoKS) upgrade tooling command injection vulnerability

Published Jun 15, 2026
·
Updated

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 Software

3 affected components
Fortra Core Privileged Access Manager (BoKS)
Fortra Core Privileged Access Manager Server>=8.1.0.0<8.1.0.23
Fortra Core Privileged Access Manager Server>=9.0.0.0<9.0.0.5

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Fortra BoKS Manager (BoKS) to a version that resolves this vulnerability.

    Fixed in 8.1.0.23
  2. Upgrade

    Upgrade Fortra BoKS Manager (BoKS) to a version that resolves this vulnerability.

    Fixed in 9.0.0.5

Event History

Jun 15, 2026
CVE Published
via MITRE·03:17 PM
Data Sourced
via MITRE·03:17 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·04:16 PM
DescriptionSeverityWeaknessAffected Software
Apr 28, 58520
Event
via FIRST·04:05 PM
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Frequently Asked Questions

1

What is the severity of CVE-2026-9863?

CVE-2026-9863 has a severity rating of high, with a score of 7.5.

2

How do I fix CVE-2026-9863?

To mitigate CVE-2026-9863, it's recommended to upgrade to the latest version of Fortra Core Privileged Access Manager (BoKS) where the vulnerability is addressed.

3

What type of vulnerability is CVE-2026-9863?

CVE-2026-9863 is classified as an OS command injection vulnerability.

4

Who is affected by CVE-2026-9863?

CVE-2026-9863 affects users of Fortra BoKS Manager utilizing legacy tar-based client installations.

5

What could a hacker achieve with CVE-2026-9863?

A hacker exploiting CVE-2026-9863 could execute arbitrary commands on the BoKS Master server through a compromised client.

Contact

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