Medium severity · published Oct 1, 2026
CVE-2026-9864
Fortra BoKS Server Agent adjoin machine-account password generation vulnerability
4.8
CVSS
0.1%
EPSS
No
On KEV
Description
Fortra BoKS Server Agent contains a predictable password generation vulnerability in the adjoin utility. Machine-account passwords generated during Active Directory join or password renewal operations may have significantly less entropy than intended, making them more susceptible to prediction by an attacker who can estimate when the password was generated.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 4% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CP
Core Privileged Access Manager (BoKS) · Fortra
8.1.0.0 through 8.1.0.29; 9.0.0.0 through 9.0.0.5 · source: vendor
Affected product
CP
Core Privileged Access Manager (BoKS)
Fortra
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-9864
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-9864
www.fortra.com
https://www.fortra.com/security/advisories/product-security/fi-2026-018
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