CVE-2026-46746: A vulnerability has been identified in SINEC INS (All versions < V1.0 SP2 Update 6)

This month

HIGH 8.8UPGRADE

CVE-2026-46746 is a high-severity flaw (CVSS 8.8) affecting sinec ins. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability has been identified in SINEC INS (All versions < V1.0 SP2 Update 6). The application does not properly sanitize user input in the /api/sftp/uploadFiles endpoint, allowing the injection of shell command payloads via crafted directory names. These payloads are stored and executed when directory listings are retrieved. This could allow an authenticated remote attacker to execute arbitrary commands on the underlying operating system w

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.8% (top 44%)
CISA exploited list	No
Weakness	CWE-78
Published	2026-06-09
Last modified	2026-10-23

Publisher (CNA): Siemens AG · Vendor: siemens

Am I affected?

Timeline

2026-06-09 10:16 UTCPublished CVE record published
2026-10-23 22:10 UTCUpdated Record last modified

siemens sinec ins UPGRADE

Affected: <= 1.0 · 1.0 sp1 · 1.0 sp2 · 1.0 sp2_update_1 · 1.0 sp2_update_2 · 1.0 sp2_update_3 · 1.0 sp2_update_4 · 1.0 sp2_update_5

Fixed in: newer than 1.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy sinec-ins || rpm -q sinec-ins || sinec-ins --version

2. UPGRADE to newer than 1.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade sinec-ins

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade sinec-ins

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Exact fixes by distribution

Fedora 46 · kwin-zones · FIXED · 1.0.13-1.fc46 · FEDORA-2026-95888f332b · source

sudo dnf upgrade --advisory=FEDORA-2026-95888f332b

Fedora ELN · nginx-mod-brotli · FIXED · 1.0.0~rc-16.eln159 · FEDORA-2026-501a6a8273 · source

sudo dnf upgrade --advisory=FEDORA-2026-501a6a8273

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Related CVEs

CVE-2026-46748 HIGH 8.8 UPGRADE A vulnerability has been identified in SINEC INS (All versions < V1.0 SP2 Update 6)
CVE-2026-46749 HIGH 7.5 UPGRADE A vulnerability has been identified in SINEC INS (All versions < V1.0 SP2 Update 6)
CVE-2026-46747 MEDIUM 4.3 UPGRADE A vulnerability has been identified in SINEC INS (All versions < V1.0 SP2 Update 6)

References

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