{"items":[{"id":"NVI-00018551","kind":"vulnerability","title":"go-billy: Lack of depth and cycle detection in symlink resolution may lead to infinite loops and resource exhaustion","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-m3xc-h892-ggx6","CVE-2026-44740"],"plain_summary":"GitHub lists this reviewed advisory for github.com/go-git/go-billy/v5, github.com/go-git/go-billy/v6. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-3ac451c7211709428422c6bf62cc7669"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-06-09T10:50:08.000Z","value":"6.5 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-3ac451c7211709428422c6bf62cc7669"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-3ac451c7211709428422c6bf62cc7669","url":"https://github.com/advisories/GHSA-m3xc-h892-ggx6","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-m3xc-h892-ggx6","publisher":"GitHub Advisory Database","observed_at":"2026-11-06T20:56:39.448Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-3ac451c7211709428422c6bf62cc7669"],"technology":"github.com/go-git/go-billy/v5","known_exclusions":[],"conditions_summary":"### Impact\nMultiple components may improperly handle crafted or malformed input, resulting in panics, infinite loops, uncontrolled recursion, or excessive resource consumption.\n\nThese issues arise from insufficient validation and missing safety mechanisms such as cycle detection, recursion limits, or defensive handling of unexpected states when processing untrusted repository data and filesystem structures.\n\n### Patches\nUsers should upgrade to a patched version in order to mitigate this vulnerability. Versions prior to `v5` are likely to be affected, users are recommended to upgrade to a supported `go-billy` version.\n\n### Credits\nThanks to @faran66 for finding and reporting this issue privately to the go-git project. 🙇","public_affected_ranges":["< 5.9.0"]},{"certainty":"source_listed","source_ids":["sr-3ac451c7211709428422c6bf62cc7669"],"technology":"github.com/go-git/go-billy/v6","known_exclusions":[],"conditions_summary":"### Impact\nMultiple components may improperly handle crafted or malformed input, resulting in panics, infinite loops, uncontrolled recursion, or excessive resource consumption.\n\nThese issues arise from insufficient validation and missing safety mechanisms such as cycle detection, recursion limits, or defensive handling of unexpected states when processing untrusted repository data and filesystem structures.\n\n### Patches\nUsers should upgrade to a patched version in order to mitigate this vulnerability. Versions prior to `v5` are likely to be affected, users are recommended to upgrade to a supported `go-billy` version.\n\n### Credits\nThanks to @faran66 for finding and reporting this issue privately to the go-git project. 🙇","public_affected_ranges":["< 6.0.0-alpha.1"]}],"null_published_at":"2026-11-07T07:07:39.852Z","source_updated_at":"2026-06-09T10:50:08.000Z","source_disclosed_at":"2026-05-13T15:29:47.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-11-06T20:56:39.448Z"}],"next_cursor":null,"snapshot_revision":"42594"}