CVE-2026-116197

Edgeless Systems Contrast versions 1.21.0 through 1.25.0 are vulnerable to a credential leak due to a non-deterministic registry selection flaw in the imagepuller component. The flaw occurs when a pull configuration contains both a concrete domain and its parent wildcard; the system may incorrect...

EUVD-2026-109455

Edgeless Systems Contrast from 1.21.0 before 1.25.0 contains a non-deterministic registry selection flaw in imagepuller that can prefer wildcard configuration entries over concrete domain matches. When a pull configuration lists both a concrete domain and its parent wildcard, registry credentials...

CVE-2026-100837

Contrast Edgeless Systems through 1.20.0 performs unanchored suffix matching when selecting per-registry configuration in the imagepuller. Config.registryFor strips a single trailing dot and then uses strings.HasSuffixhostname, fqdn without requiring a DNS label boundary, so a registry entry such...

CVE-2026-100837 Edgeless Systems Contrast through 1.20.0 Credential Leak via Registry Suffix Matching

Contrast Edgeless Systems through 1.20.0 performs unanchored suffix matching when selecting per-registry configuration in the imagepuller. Config.registryFor strips a single trailing dot and then uses strings.HasSuffixhostname, fqdn without requiring a DNS label boundary, so a registry entry such...

CVE-2026-100837

Contrast Edgeless Systems through 1.20.0 performs unanchored suffix matching when selecting per-registry configuration in the imagepuller. Config.registryFor strips a single trailing dot and then uses strings.HasSuffixhostname, fqdn without requiring a DNS label boundary, so a registry entry such...

CVE-2026-100837 Edgeless Systems Contrast through 1.20.0 Credential Leak via Registry Suffix Matching

Contrast Edgeless Systems through 1.20.0 performs unanchored suffix matching when selecting per-registry configuration in the imagepuller. Config.registryFor strips a single trailing dot and then uses strings.HasSuffixhostname, fqdn without requiring a DNS label boundary, so a registry entry such...

CVE-2026-100837

Contrast versions through 1.20.0 by Edgeless Systems are vulnerable to a credential leak due to unanchored suffix matching in the imagepuller component. The Config.registryFor function strips a trailing dot and uses strings.HasSuffix(hostname, fqdn) without requiring a DNS label boundary. This al...

EUVD-2026-87832

Contrast Edgeless Systems through 1.20.0 performs unanchored suffix matching when selecting per-registry configuration in the imagepuller. Config.registryFor strips a single trailing dot and then uses strings.HasSuffixhostname, fqdn without requiring a DNS label boundary, so a registry entry such...

CVE-2026-100837 Edgeless Systems Contrast through 1.20.0 Credential Leak via Registry Suffix Matching

Contrast Edgeless Systems through 1.20.0 performs unanchored suffix matching when selecting per-registry configuration in the imagepuller. Config.registryFor strips a single trailing dot and then uses strings.HasSuffixhostname, fqdn without requiring a DNS label boundary, so a registry entry such...

CVE-2026-100837: Improper Validation of Unsafe Equivalence in Input

Contrast Edgeless Systems through 1.20.0 performs unanchored suffix matching when selecting per-registry configuration in the imagepuller. Config.registryFor strips a single trailing dot and then uses strings.HasSuffixhostname, fqdn without requiring a DNS label boundary, so a registry entry such...

Insufficiently Protected Credentials

Overview Affected versions of this package are vulnerable to Insufficiently Protected Credentials in the registryFor process. An attacker can obtain authentication credentials and trusted CA configuration by registering a sibling-domain registry that matches the unanchored suffix. Remediation...

GO-2026-5865 Contrast's Imagepuller registryFor uses unanchored suffix matching, leaking auth credentials and trusted CA configuration to sibling-domain registries in github.com/edgelesssys/contrast

Contrast's Imagepuller registryFor uses unanchored suffix matching, leaking auth credentials and trusted CA configuration to sibling-domain registries in github.com/edgelesssys/contrast...

GHSA-6C87-G9PW-78FX Contrast's Imagepuller registryFor uses unanchored suffix matching, leaking auth credentials and trusted CA configuration to sibling-domain registries

Summary Config.registryFor selected a per-registry credential / CA / mirror block by checking strings.HasSuffixname, fqdn after stripping a single trailing dot. The match has no boundary between the configured FQDN and any preceding characters in the request hostname. A registry configured as...

Contrast's Imagepuller registryFor uses unanchored suffix matching, leaking auth credentials and trusted CA configuration to sibling-domain registries

Summary Config.registryFor selected a per-registry credential / CA / mirror block by checking strings.HasSuffixname, fqdn after stripping a single trailing dot. The match has no boundary between the configured FQDN and any preceding characters in the request hostname. A registry configured as...

PT-2026-99457

Name of the Vulnerable Software and Affected Versions Contrast Edgeless Systems versions prior to 1.20.1 Description The imagepuller performs unanchored suffix matching when selecting per-registry configuration. The Config.registryFor function strips a single trailing dot and uses...