A week in security (May 25 – May 31)

Last week on Malwarebytes Labs: Payment apps are watching what you say Lock and Code S07E11 Scammers pretending to be Microsoft had help from US executives 700+ education and tech websites hijacked in huge ClickFix malware campaign Fake software on GitHub and SourceForge distribute Deno RAT Fake...

MAL-2026-5130 Malicious code in @redhat-cloud-services/integrations-client (npm)

Part of the "Mini Shai-Hulud" supply chain worm campaign that compromised the GitHub Actions OIDC trusted publisher shared by Red Hat Cloud Services npm packages. The attacker injected a preinstall hook into this and 31 other packages in the @redhat-cloud-services scope. The hook delivers a...

MAL-2026-5111 Malicious code in @redhat-cloud-services/chrome (npm)

Part of the "Mini Shai-Hulud" supply chain worm campaign that compromised the GitHub Actions OIDC trusted publisher shared by Red Hat Cloud Services npm packages. The attacker injected a preinstall hook into this and 31 other packages in the @redhat-cloud-services scope. The hook delivers a...

PyFEX: Uncovering Evasive Python-Based Threats Via Resilient and Exhaustive Path Exploration

The rapid expansion of the Python ecosystem has fueled two distinct but converging threats: adversaries increasingly target the software supply chain via the Python Package Index PyPI, while also building evasive, cross-platform malicious binaries compiled from source code written in Python...

PT-2026-45432

Use of hard-coded credentials in KS-SOMED allowed an unauthorized attacker access to FTP server that hosted the application's update packages. The attacker with these credentials could upload a malicious update file, which then may have been distributed and installed on client machines as a...

Malicious code in @redhat-cloud-services/topological-inventory-client (npm)

Part of the "Mini Shai-Hulud" supply chain worm campaign that compromised the GitHub Actions OIDC trusted publisher shared by Red Hat Cloud Services npm packages. The attacker injected a preinstall hook into this and 31 other packages in the @redhat-cloud-services scope. The hook delivers a...

Malicious code in @redhat-cloud-services/frontend-components (npm)

Part of the "Mini Shai-Hulud" supply chain worm campaign that compromised the GitHub Actions OIDC trusted publisher shared by Red Hat Cloud Services npm packages. The attacker injected a preinstall hook into this and 31 other packages in the @redhat-cloud-services scope. The hook delivers a...

MAL-2026-5137 Malicious code in @redhat-cloud-services/frontend-components-translations (npm)

Part of the "Mini Shai-Hulud" supply chain worm campaign that compromised the GitHub Actions OIDC trusted publisher shared by Red Hat Cloud Services npm packages. The attacker injected a preinstall hook into this and 31 other packages in the @redhat-cloud-services scope. The hook delivers a...

Malicious code in @redhat-cloud-services/chrome (npm)

Part of the "Mini Shai-Hulud" supply chain worm campaign that compromised the GitHub Actions OIDC trusted publisher shared by Red Hat Cloud Services npm packages. The attacker injected a preinstall hook into this and 31 other packages in the @redhat-cloud-services scope. The hook delivers a...

Embedded Malicious Code

Overview Affected versions of this package are vulnerable to Embedded Malicious Code linked to the "Miasma" supply chain attack targeting the @redhat-cloud-services npm namespace. A malicious actor compromised the publication pipeline and published versions containing malicious code that includes...

Embedded Malicious Code

Overview Affected versions of this package are vulnerable to Embedded Malicious Code linked to the "Miasma" supply chain attack targeting the @redhat-cloud-services npm namespace. A malicious actor compromised the publication pipeline and published versions containing malicious code that includes...

Embedded Malicious Code

Overview Affected versions of this package are vulnerable to Embedded Malicious Code linked to the "Miasma" supply chain attack targeting the @redhat-cloud-services npm namespace. A malicious actor compromised the publication pipeline and published versions containing malicious code that includes...

Embedded Malicious Code

Overview Affected versions of this package are vulnerable to Embedded Malicious Code linked to the "Miasma" supply chain attack targeting the @redhat-cloud-services npm namespace. A malicious actor compromised the publication pipeline and published versions containing malicious code that includes...

Embedded Malicious Code

Overview Affected versions of this package are vulnerable to Embedded Malicious Code linked to the "Miasma" supply chain attack targeting the @redhat-cloud-services npm namespace. A malicious actor compromised the publication pipeline and published versions containing malicious code that includes...

Embedded Malicious Code

Overview Affected versions of this package are vulnerable to Embedded Malicious Code linked to the "Miasma" supply chain attack targeting the @redhat-cloud-services npm namespace. A malicious actor compromised the publication pipeline and published versions containing malicious code that includes...

Embedded Malicious Code

Overview Affected versions of this package are vulnerable to Embedded Malicious Code linked to the "Miasma" supply chain attack targeting the @redhat-cloud-services npm namespace. A malicious actor compromised the publication pipeline and published versions containing malicious code that includes...

Embedded Malicious Code

Overview Affected versions of this package are vulnerable to Embedded Malicious Code linked to the "Miasma" supply chain attack targeting the @redhat-cloud-services npm namespace. A malicious actor compromised the publication pipeline and published versions containing malicious code that includes...

Embedded Malicious Code

Overview Affected versions of this package are vulnerable to Embedded Malicious Code linked to the "Miasma" supply chain attack targeting the @redhat-cloud-services npm namespace. A malicious actor compromised the publication pipeline and published versions containing malicious code that includes...

Embedded Malicious Code

Overview Affected versions of this package are vulnerable to Embedded Malicious Code linked to the "Miasma" supply chain attack targeting the @redhat-cloud-services npm namespace. A malicious actor compromised the publication pipeline and published versions containing malicious code that includes...

Embedded Malicious Code

Overview Affected versions of this package are vulnerable to Embedded Malicious Code linked to the "Miasma" supply chain attack targeting the @redhat-cloud-services npm namespace. A malicious actor compromised the publication pipeline and published versions containing malicious code that includes...