CVE-2026-66065

Ouroboros is a local-first runtime for AI coding agents that records their actions and applies user-defined policies to constrain behavior. Versions prior to 0.42.1 have an incomplete denylist. Several execution-routing keys of the same RCE class were omitted, so a malicious cloned repo can still...

EUVD-2026-52428

Ouroboros is a local-first runtime for AI coding agents that records their actions and applies user-defined policies to constrain behavior. Versions prior to 0.42.1 have an incomplete denylist. Several execution-routing keys of the same RCE class were omitted, so a malicious cloned repo can still...

CVE-2026-66065

CVE-2026-66065 affects Ouroboros, a local-first runtime for AI coding agents. Before 0.42.1, the denylist was incomplete: multiple execution-routing keys of the same RCE class were omitted, allowing a malicious cloned repo to trigger arbitrary command execution via a .env loaded at import. The pr...

CVE-2026-66065 Ouroboros: Untrusted project .env can still reach RCE via omitted execution-routing keys (Incomplete fix of CVE-2026-47211)

Ouroboros is a local-first runtime for AI coding agents that records their actions and applies user-defined policies to constrain behavior. Versions prior to 0.42.1 have an incomplete denylist. Several execution-routing keys of the same RCE class were omitted, so a malicious cloned repo can still...

CVE-2026-66065 Ouroboros: Untrusted project .env can still reach RCE via omitted execution-routing keys (Incomplete fix of CVE-2026-47211)

Ouroboros is a local-first runtime for AI coding agents that records their actions and applies user-defined policies to constrain behavior. Versions prior to 0.42.1 have an incomplete denylist. Several execution-routing keys of the same RCE class were omitted, so a malicious cloned repo can still...

CVE-2026-66065

Ouroboros is a local-first runtime for AI coding agents that records their actions and applies user-defined policies to constrain behavior. Versions prior to 0.42.1 have an incomplete denylist. Several execution-routing keys of the same RCE class were omitted, so a malicious cloned repo can still...

CVE-2026-66065 Ouroboros: Untrusted project .env can still reach RCE via omitted execution-routing keys (Incomplete fix of CVE-2026-47211)

Ouroboros is a local-first runtime for AI coding agents that records their actions and applies user-defined policies to constrain behavior. Versions prior to 0.42.1 have an incomplete denylist. Several execution-routing keys of the same RCE class were omitted, so a malicious cloned repo can still...

CVE-2026-47211

Ouroboros is a local-first runtime for AI coding agents that records their actions and applies user-defined policies to constrain behavior. In versions prior to 0.39.0, if a user clones a malicious repository and runs Ouroboros commands within that directory, it can lead to arbitrary code executi...

CVE-2026-47211 Ouroboros: Remote Code Execution via Untrusted Project-Directory .env

Ouroboros is a local-first runtime for AI coding agents that records their actions and applies user-defined policies to constrain behavior. In versions prior to 0.39.0, if a user clones a malicious repository and runs Ouroboros commands within that directory, it can lead to arbitrary code executi...

CVE-2026-66065: External Control of System or Configuration Setting

Ouroboros is a local-first runtime for AI coding agents that records their actions and applies user-defined policies to constrain behavior. Versions prior to 0.42.1 have an incomplete denylist. Several execution-routing keys of the same RCE class were omitted, so a malicious cloned repo can still...

CVE-2026-47211: Untrusted Search Path

Ouroboros is a local-first runtime for AI coding agents that records their actions and applies user-defined policies to constrain behavior. In versions prior to 0.39.0, if a user clones a malicious repository and runs Ouroboros commands within that directory, it can lead to arbitrary code executi...

PYSEC-2026-2857 ouroboros-ai Vulnerable to Remote Code Execution via Untrusted Project-Directory .env

Impact A Remote Code Execution RCE vulnerability was discovered in Ouroboros. If a user clones a malicious repository and runs Ouroboros commands within that directory, it can lead to arbitrary code execution and potential system takeover. The vulnerability CWE-426: Untrusted Search Path & CWE-15...

ouroboros-ai Vulnerable to Remote Code Execution via Untrusted Project-Directory .env

ImpactA Remote Code Execution RCE vulnerability was discovered in Ouroboros. If a user clones a malicious repository and runs Ouroboros commands within that directory, it can lead to arbitrary code execution and potential system takeover.The vulnerability CWE-426: Untrusted Search Path & CWE-15:...

PT-2026-59495

Impact A Remote Code Execution RCE vulnerability was discovered in Ouroboros. If a user clones a malicious repository and runs Ouroboros commands within that directory, it can lead to arbitrary code execution and potential system takeover. The vulnerability CWE-426: Untrusted Search Path & CWE-15...

Arbitrary Code Injection

Overview ouroboros-ai is a Specification-first workflow engine for AI coding agents. Works with Claude Code and Codex CLI. Affected versions of this package are vulnerable to Arbitrary Code Injection via the processing of environment variables such as CODEXHOME, OPENCODECONFIG, OUROBOROSMCPCONFIG...

Untrusted Search Path

Overview ouroboros-ai is a Specification-first workflow engine for AI coding agents. Works with Claude Code and Codex CLI. Affected versions of this package are vulnerable to Untrusted Search Path in the process of loading environment variables from the local .env file in the project directory. A...

PT-2026-45033

Name of the Vulnerable Software and Affected Versions Ouroboros versions prior to 0.39.0 Description A Remote Code Execution issue exists when the software loads a .env file from the current working directory. An attacker can include a malicious script in a repository and use environment variable...

The New Ouroboros Technique and How It Fits in dMSA’s Security Model

dMSA is more than a service account migration feature. Learn what its security model is trying to protect, how the implementation works, and where Ouroboros fits...

WS-2023-0168

In 0.15.0 and prior, Ouroboros works internally by creating a struct where all uses of 'this are replaced by 'static. However, a recent addition to Miri checks that references passed to functions are valid during the entire execution of the function, even when those references are passed inside a...

Ouroboros is Unsound

In 0.15.0 and prior, Ouroboros works internally by creating a struct where all uses of 'this are replaced by 'static. However, a recent addition to Miri checks that references passed to functions are valid during the entire execution of the function, even when those references are passed inside a...