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CVE-2026-16606
Unauthenticated remote code execution (pre-auth RCE) vulnerability in openFT for Linux and Oracle Solaris
Critical9.3EPSS 1.1%
- Published
- Updated
- Reserved
- Assigned by
- FTI
Description
A vulnerability in Fujitsu Software Linux openFT and Fujitsu Software Oracle Solaris openFT before version 12.1D00 allows for unauthenticated remote code execution (pre-auth RCE) 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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| FTICNA (assigner) | 4.0 | Critical9.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
| FTICNA (assigner) | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Deferred | 4.0 | Critical9.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
- EPSS (exploitation in 30 days)
- 1.1% · top 33% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: total
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.3.
Weakness
Affected products
- unaffected 12.1D00
- affected ≤ 12.1C96
Fujitsu · Oracle Solaris openFT
- unaffected 12.1D00
- affected ≤ 12.1C95
References (3)
- https://security.eu.fsastech.com/IndexDownload.asp?SoftwareGuid=20873292-0006-4a1c-a188-3940762a0075 (opens in a new tab)vendor-advisory
- https://security.ts.fujitsu.com/ProductSecurity/content/FsasTech-PSIRT-FTI-FG-2026-042411-Security-Notice.pdf (opens in a new tab)vendor-advisory
- https://global.fujitsu/de-de/capabilities/mainframe-solutions/bs2000-integration (opens in a new tab)mitigation
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2026-16606)Record last updated .