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CVE-2026-16607— Authenticated local root privilege escalation vulnerability in openFT for Linux and Oracle Solaris

Quick assessment

Affected
Fujitsu Linux openFT
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Fujitsu Linux openFT是日本Fujitsu公司的一款跨平台文件传输软件。 Fujitsu Linux openFT 12.1C96及之前版本和Fujitsu Oracle Solaris openFT 12.1C95及之前版本存在权限许可和访问控制问题漏洞，该漏洞源于权限许可和访问控制问题，可能导致已认证用户在本地将权限提升至root。

CVSS 7.8 · High EPSS 0.15% · P3

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 4

VendorProduct Version RangeStatus
Fujitsu Linux openFT 12.1D00 unaffected
≤ 12.1C96 affected
Fujitsu Oracle Solaris openFT 12.1D00 unaffected
≤ 12.1C95 affected
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I. Basic Information for CVE-2026-16607

Vulnerability Information
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Vulnerability Title
Authenticated local root privilege escalation vulnerability in openFT for Linux and Oracle Solaris
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in Fujitsu Software Linux openFT and Fujitsu Software Oracle Solaris openFT before version 12.1D00 allows for local privilege escalation to root of an already authenticated user on GNU/Linux or Oracle Solaris. The Fsas Technologies PSIRT obtained that intelligence internally and covers the CVE beyond its CNA scope under existing agreement with Fujitsu Germany.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
特权管理不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Fujitsu Linux openFT 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Fujitsu Linux openFT是日本Fujitsu公司的一款跨平台文件传输软件。 Fujitsu Linux openFT 12.1C96及之前版本和Fujitsu Oracle Solaris openFT 12.1C95及之前版本存在权限许可和访问控制问题漏洞，该漏洞源于权限许可和访问控制问题，可能导致已认证用户在本地将权限提升至root。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Fujitsu Linux openFT 12.1D00 -
Fujitsu Oracle Solaris openFT 12.1D00 -

II. Public POCs for CVE-2026-16607

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III. Intelligence Information for CVE-2026-16607

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Vendor Advisories for CVE-2026-16607 (1)

Vendor Pages for CVE-2026-16607 (2)

IV. Related Vulnerabilities

Same product: Linux openFT
Same vendor: Fujitsu
Same weakness: CWE-269

V. Comments for CVE-2026-16607

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