Bulletins

SIEMENS CERT
06/09/2026
WinCC Certificate Manager insufficiently protects key material that could allow an attacker to extract sensitive information. Siemens has released a new version for SIMATIC WinCC Unified PC Runtime V21 and recommends to update to the latest version. Siemens recommends specific countermeasures for products where fixes are not, or not yet …
SIEMENS CERT
06/09/2026
Several industrial products contain an out of bounds read vulnerability that could allow an attacker to cause a Blue Screen of Death (BSOD) crash of the underlying Windows kernel, leading to denial of service condition. Siemens has released new versions for several affected products and recommends to update to the …
SIEMENS CERT
06/09/2026
Palo Alto Networks has published [1] information on vulnerabilities in PAN-OS. This advisory lists the related Siemens Industrial products affected by these vulnerabilities. Siemens is preparing fix versions and recommends countermeasures for products where fixes are not, or not yet available. Customers are advised to consult and implement the workarounds …
SIEMENS CERT
06/09/2026
Nozomi Networks has published information on vulnerabilities in Nozomi Guardian/CMC. This advisory lists the related Siemens Industrial products affected by these vulnerabilities. Siemens has released a new version for RUGGEDCOM APE1808 and recommends to update to the latest version.
SIEMENS CERT
06/09/2026
SINEC INS before V1.0 SP2 Update 6 is affected by multiple vulnerabilities. Siemens has released a new version for SINEC INS and recommends to update to the latest version.
CISA (ICS)
06/04/2026
Summary Hitachi Energy is aware of vulnerabilities that affect ITT600 Explorer product versions listed in this document. These vulnerabilities can be exploited to carry out Denial of Service (DoS) attack on the product. The vulnerabilities only affect Hitachi Energy Integrated Testing Tool ITT600 SA Explorer without affecting IEC 61850 system …
CISA (ICS)
06/04/2026
Summary Hitachi Energy is aware of vulnerabilities that affect RTU500 product versions listed in this document. If exploited, these vulnerabilities primarily impact product availability, with potential secondary impacts on confidentiality and integrity. Please refer to the Recommended Immediate Actions for information about the mitigation/remediation. The following versions of Hitachi Energy …
CISA (ICS)
06/04/2026
Summary Successful exploitation of this vulnerability could allow a local attacker to gain unauthorized access to SOAP methods, resulting in a disruption of operations. The following versions of NAVTOR NavBox are affected: NavBox 4.16.1.20 (CVE-2026-21404) CVSS Vendor Equipment Vulnerabilities v3 6.3 NAVTOR NAVTOR NavBox Use of Hard-coded Credentials Background Critical …