In Sapling SCM prior to v0.2.20260929-102736, control characters were allowed to be embedded in Git subtree URLs. A maliciously constructed repository, if cloned by a target, could trigger code execution on otherwise read-only actions such …

{
                    "defaultStatus": "unaffected",
                    "product": "Sapling SCM",
                    "vendor": "Meta Platforms, Inc",
                    "versions": [
                        {
                            "lessThan": "v0.2.20260929-102736",
                            "status": "affected",
                            "version": "v0.0.0",
                            "versionType": "semver"
                        }
                    ]
                }