# CVE-2026-12627 — Fortra Fortra's Core Privileged Access Manager (BoKS)

> As of 2026-10-01, CVE-2026-12627 is a CRITICAL-severity vulnerability in Fortra Fortra's Core Privileged Access Manager (BoKS), CVSS v3.1 9.8, EPSS 0.4% (36.4th percentile). Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2026-12627, most recently “Fortra Patches Critical Vulnerabilities in BoKS Privileged Access Manager (CVE-2026-79901, CVE-2026-79898, CVE-2026-12627)”.

**Last updated:** 2026-10-01

## What is CVE-2026-12627?

Fortra's Core Privileged Access Manager (BoKS) contains a stack-based buffer overflow vulnerability in boks_autoregisterd. A remote attacker with network access to the autoregistration service may be able to trigger memory corruption during client response processing.

The record classifies CVE-2026-12627 under weakness class [CWE-121](https://intel.threadlinqs.com/cwe/CWE-121). Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs no user interaction, and has high impact on confidentiality, integrity, availability. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 22 days ago.

## Severity and exploitation probability

- **CVSS v3.1 base score:** 9.8 — CRITICAL (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`)
- **EPSS (FIRST):** 0.4% probability of exploitation in the next 30 days, higher than 36.4% of all scored CVEs
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 6.4/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2026-10-01

## Is CVE-2026-12627 being exploited?

It currently carries a trending score of 42 in the Threadlinqs vulnerability feed.

## Affected products and versions

- [Fortra](https://intel.threadlinqs.com/vendors/fortra): Fortra's Core Privileged Access Manager (BoKS)

## How to fix CVE-2026-12627

No vendor patch reference has been recorded for CVE-2026-12627 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

## Threat activity tracking CVE-2026-12627

1 tracked threat in the Threadlinqs corpus references CVE-2026-12627, either in the campaign’s CVE list or as an indicator on the campaign record.

- [Fortra Patches Critical Vulnerabilities in BoKS Privileged Access Manager (CVE-2026-79901, CVE-2026-79898, CVE-2026-12627)](https://intel.threadlinqs.com/threat/TL-2026-2854) — CRITICAL · 2026-10-03

## Sources

Enriched from CVE.org, FIRST EPSS. Last verified by Threadlinqs on 2026-10-10.

**Other references**

- [fortra.com](https://www.fortra.com/security/advisories/product-security/fi-2026-017)

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-12627
Full detection coverage and IOCs for threats exploiting CVE-2026-12627 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp