{"id":"CVE-2026-110873","title":"Heym from 0.0.55 before 0.0.121 contains a privilege escalation vulnerability that allows shared collaborators to overwrite a workflow's error_workflow_id because the field is missing from OWNER_ONLY_EXECUTION_FIELDS","summary":"Heym from 0.0.55 before 0.0.121 contains a privilege escalation vulnerability that allows shared collaborators to overwrite a workflow's error_workflow_id because the field is missing from OWNER_ONLY_EXECUTION_FIELDS. Attackers can point…","severity":"high","cvss":7.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N","cwe":["CWE-863"],"published":"2026-10-14","updated":"2026-10-14","sourceUpdated":"2026-10-14T23:17:29.347","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-110873","references":[{"url":"https://github.com/heymrun/heym/security/advisories/GHSA-c3f4-2mrj-jfqr","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/heym-0.0.55-before-0.0.121-credential-theft-via-error-workflow-id-field","label":"disclosure@vulncheck.com"}],"tags":["nvd"],"ingestedAt":"2026-10-15T00:02:07.190Z","slug":"CVE-2026-110873","body":"## Overview\n\nHeym from 0.0.55 before 0.0.121 contains a privilege escalation vulnerability that allows shared collaborators to overwrite a workflow's error_workflow_id because the field is missing from OWNER_ONLY_EXECUTION_FIELDS. Attackers can point the error workflow to their own workflow with an HTTP node, and when the parent workflow errors the owner's decrypted credentials are injected and exfiltrated.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":39,"depthScoreParts":{"impact":39.1,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}