CVE-2026-45796

Summary of CVE-2026-45796 : Coder versions prior to 2.33.3 (and older releases in the 2.32.2, 2.31.12, 2.30.8, 2.29.13, and 2.24.5 lines) are vulnerable to an unauthenticated semi-blind SSRF via the Azure Instance Identity Endpoint at POST /api/v2/workspaceagents/azure-instance-identity. An attac...

Improper Verification of Cryptographic Signature

Overview Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature in the PKCS7 signature verification process for Azure instance identity. An attacker can obtain agent tokens without authentication by bypassing signature validation. Remediation Upgrade...

Improper Verification of Cryptographic Signature

Overview Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature in the PKCS7 signature verification process for Azure instance identity. An attacker can obtain agent tokens without authentication by bypassing signature validation. Remediation There is...

GO-2026-5196 Coder: PKCS#7 signature bypass in Azure instance identity allows unauthenticated agent token theft in github.com/coder/coder

Coder: PKCS7 signature bypass in Azure instance identity allows unauthenticated agent token theft in github.com/coder/coder...

GHSA-6X44-W3XG-HQQF Coder: PKCS#7 signature bypass in Azure instance identity allows unauthenticated agent token theft

Summary azureidentity.Validate verifies that the PKCS7 signer certificate chains to a trusted Azure CA but never verifies the PKCS7 signature itself. An attacker can embed a legitimate Azure certificate alongside arbitrary content e.g. "vmId":"" and the forged vmId will be accepted returning the...

Coder: Unauthenticated SSRF via Azure Instance Identity Endpoint

Summary Unauthenticated semi-blind Server-Side Request Forgery SSRF via the Azure instance identity endpoint POST /api/v2/workspaceagents/azure-instance-identity. An external attacker can force the Coder server to issue HTTP GET requests to arbitrary internal or external hosts by submitting a...