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CVE-2026-21945

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Security). Supported versions that are affected are Oracle Java...

Published: Jan 20, 2026Updated: May 12, 2026 Sources: CVE List NVD BDU csafCWE-400
NVD MITRE
7.5CVSSHIGH
EPSS Score
0.6%
Top 57.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

SIMATIC CN 4100 contains multiple vulnerabilities which could potentially lead to a compromise in availability, integrity and confidentiality. Siemens has released a new version for SIMATIC CN 4100 and recommends to update to the latest version.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-400

Affected Products

Альт 8 СПАО «ИВК»
On-premOS
Operating Systems / linux-distro
АЛЬТ СП 10АО «ИВК»
On-premOS
Operating Systems / linux-distro
РЕД ОСООО «Ред Софт»
On-premOS
Operating Systems / linux-distro
Java SEOracle Corp.
LibraryLibrary
OSS Libraries / generic-library
Oracle GraalVM for JDKOracle Corp.
On-premDatabase
Databases / relational
ао «ивк»commercialRUOperating Systemsaka ivk
ооо «ред софт»commercialRUOperating Systemsaka red soft
oracle corp.commercialUSDatabasesaka oracle
and 10 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Impact
View detailed technique mapping

References

https://www.oracle.com/security-alerts/cpujan2026.html
oracle.com
https://altsp.su/obnovleniya-bezopasnosti/
altsp.su
https://altsp.su/obnovleniya-bezopasnosti/
altsp.su
and 269 more references View all →

Timeline

Published
Jan 20, 2026
Last Updated
May 12, 2026

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