Exposing Fox Tempest: A malware-signing service operation

In this article 1. Fox Tempest’s role and impact 2. Fox Tempest’s malware signing as a service infrastructure 3. Defending against Fox Tempest-enabled attacks 4. Microsoft Defender detections 5. Indicators of compromise Fox Tempest is a financially motivated threat actor that operates a...

Exposing Fox Tempest: A malware-signing service operation

In this article 1. Fox Tempest’s role and impact 2. Fox Tempest’s malware signing as a service infrastructure 3. Defending against Fox Tempest-enabled attacks 4. Microsoft Defender detections 5. Indicators of compromise Fox Tempest is a financially motivated threat actor that operates a...

libssh: Use of uninitialized variable in privatekey_from_file()

A vulnerability was found in libssh, where an uninitialized variable exists under certain conditions in the privatekeyfromfile function. This flaw can be triggered if the file specified by the filename doesn't exist and may lead to possible signing failures or heap corruption...

CVE-2026-8398

A supply chain attack compromised the official installation packages of DAEMON Tools Lite Windows versions 12.5.0.2421 through 12.5.0.2434, distributed from the legitimate website daemon-tools.cc between approximately April 8, 2026, and May 5, 2026. Attackers gained unauthorized access to the...

GHSA-5HHF-XMFX-4VVR epa4all-client: TLS Certificate Validation Disabled in Production

Impact An attacker on the network path between the ePA service and the Konnektor can present any TLS certificate self-signed, expired, wrong CN and intercept all SOAP traffic. This includes patient identifiers KVNR, SMC-B card operations authentication, signing, document content, and credential...

UBUNTU-CVE-2026-44310

Gitsign is a keyless Sigstore to signing tool for Git commits with your a GitHub / OIDC identity. From 0.4.0 to before 0.15.0, CertVerifier.Verify in pkg/git/verifier.go unconditionally dereferences certs0 after sd.GetCertificates without checking the slice length. A CMS/PKCS7 signed message with...

CVE-2026-44310

Gitsign is a keyless Sigstore to signing tool for Git commits with your a GitHub / OIDC identity. From 0.4.0 to before 0.15.0, CertVerifier.Verify in pkg/git/verifier.go unconditionally dereferences certs0 after sd.GetCertificates without checking the slice length. A CMS/PKCS7 signed message with...

CVE-2026-8398

A supply chain attack compromised the official installation packages of DAEMON Tools Lite Windows versions 12.5.0.2421 through 12.5.0.2434, distributed from the legitimate website daemon-tools.cc between approximately April 8, 2026, and May 5, 2026. Attackers gained unauthorized access to the...

CVE-2026-8398

A supply chain attack compromised the official installation packages of DAEMON Tools Lite Windows versions 12.5.0.2421 through 12.5.0.2434, distributed from the legitimate website daemon-tools.cc between approximately April 8, 2026, and May 5, 2026. Attackers gained unauthorized access to the...

CVE-2026-8398

A supply chain attack compromised the official installation packages of DAEMON Tools Lite Windows versions 12.5.0.2421 through 12.5.0.2434, distributed from the legitimate website daemon-tools.cc between approximately April 8, 2026, and May 5, 2026. Attackers gained unauthorized access to the...

[SECURITY] Fedora 44 Update: rust-sequoia-git-0.6.0-2.fc44

A tool for managing and enforcing a commit signing policy...

[SECURITY] Fedora 44 Update: rust-podman-sequoia-0.3.2-2.fc44

A polyfill to use Sequoia as a signing backend for containers...

slack-go `SecretsVerifier` accepts empty signing secret without precondition

go func NewSecretsVerifierheader http.Header, secret string SecretsVerifier, error hash := hmac.Newsha256.New, bytesecret // raw secret, no precondition...

GHSA-GXHX-2686-5H9G slack-go `SecretsVerifier` accepts empty signing secret without precondition

go func NewSecretsVerifierheader http.Header, secret string SecretsVerifier, error hash := hmac.Newsha256.New, bytesecret // raw secret, no precondition...

Default kuma-cp leaks admin token cross-origin via CORS wildcard + LocalhostIsAdmin

Summary Default kuma-cp config leaks the admin bootstrap token and signing keys to any webpage the operator visits while the control plane is reachable from their browser. CorsAllowedDomains: "." reflects any Origin, and LocalhostIsAdmin: true promotes requests from 127.0.0.1 to mesh-system:admin...

GHSA-3VCP-CHFH-F6R2 Default kuma-cp leaks admin token cross-origin via CORS wildcard + LocalhostIsAdmin

Summary Default kuma-cp config leaks the admin bootstrap token and signing keys to any webpage the operator visits while the control plane is reachable from their browser. CorsAllowedDomains: "." reflects any Origin, and LocalhostIsAdmin: true promotes requests from 127.0.0.1 to mesh-system:admin...

CVE-2026-8596 Cleartext storage of HMAC signing key in Amazon SageMaker Python SDK ModelBuilder/Serve path

Cleartext storage of sensitive information in the ModelBuilder/Serve component in Amazon SageMaker Python SDK before v2.257.2 and v3 before v3.8.0 might allow a remote authenticated actor to extract the HMAC signing key from SageMaker API responses and forge valid integrity signatures for special...

Malicious code in ethers-signing-key (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector b6735be7311be4f6b4f609762cfb77504fe141bc9d8d5b5c0a75d521119aa2fa The package's npm postinstall hook executes a one-liner that uses childprocess.exec to curl/wget an unpinned Python script from a personal user's...

MAL-2026-3761 Malicious code in ethers-signing-key (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector b6735be7311be4f6b4f609762cfb77504fe141bc9d8d5b5c0a75d521119aa2fa The package's npm postinstall hook executes a one-liner that uses childprocess.exec to curl/wget an unpinned Python script from a personal user's...

JLSEC-2026-497 Libgcrypt before 1.12.2 mishandles Dilithium signing. Writes to a static array lack a bounds...

Libgcrypt before 1.12.2 mishandles Dilithium signing. Writes to a static array lack a bounds check but do not use attacker-controlled data...