CVE-2026-79899 Fortra BoKS Manager bccgethostcert insecure temporary file vulnerability
A local user can read CA secrets or private keys from predictable temporary files created by the bccgethostcert utility.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-79899?
CVE-2026-79899 is a high-severity vulnerability in Fortra BoKS Manager, published on 1 Oct 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Fortra BoKS Manager contains an insecure temporary file vulnerability in bccgethostcert. The utility creates predictable temporary files without first setting a restrictive umask. A local user on the BoKS Master who can read files under BOKS_tmp may be able to obtain CA secret or host private-key material while the utility runs, or obtain CA secret material left behind after successful certificate creation.
Weakness: CWE-377
Which versions are affected by CVE-2026-79899?
How do I fix CVE-2026-79899?
No fix has been published for CVE-2026-79899 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-79899 being exploited?
There is no known exploitation of CVE-2026-79899 in the wild and no public exploit code.
Sources
Also known as GHSA-cx2h-xwf3-jp2w.