{"items":[{"id":"NVI-00013272","kind":"vulnerability","title":"adm-zip extraction preserves SUID/SGID bits from untrusted ZIPs -> local privilege escalation","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-j5f4-cc29-5x44","CVE-2026-102282"],"plain_summary":"GitHub lists this reviewed advisory for adm-zip. 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-3c9ebf6cd4e15585a3d76e1aed3d0876"],"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":"2026-09-29T18:25:04.000Z","value":"7.1 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-adb7e99a8f5edeb5e0f13c0a82efe3a2"},{"kind":"EPSS","as_of":"2026-11-01T12:00:16.000Z","value":"0.199%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.09814. Missing scores are unknown.","source_id":"sr-3c9ebf6cd4e15585a3d76e1aed3d0876"}],"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-adb7e99a8f5edeb5e0f13c0a82efe3a2","url":"https://github.com/advisories/GHSA-j5f4-cc29-5x44","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-j5f4-cc29-5x44","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T07:24:25.558Z"},{"id":"sr-3c9ebf6cd4e15585a3d76e1aed3d0876","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-102282","publisher":"FIRST EPSS","observed_at":"2026-11-01T14:28:32.262Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-adb7e99a8f5edeb5e0f13c0a82efe3a2"],"technology":"adm-zip","known_exclusions":[],"conditions_summary":"## Summary\n\nadm-zip applies the Unix permission bits stored in a zip entry directly to the extracted file via `fs.chmodSync()` when `keepOriginalPermission=true` is passed to `extractAllTo()`/`extractEntryTo()` — and it never filters the setuid/setgid/sticky bits out of those bits. A zip crafted by an attacker can therefore produce an extracted binary with mode `04755`. When extraction runs as root (the default posture in Docker builds, CI runners, and privileged install steps — the exact environments where this flag is used), the resulting root-owned setuid file is executed later by a lesser-privileged user, turning the attacker's code into a root execution.\n\n## Details\n\nThe mode a zip entry wants is read back from the external file attributes in the header, and the mask used keeps every special bit:\n\n```js\n// headers/entryHeader.js:187\nget fileAttr() {\n    return (_attr || 0) >> 16 & 0xfff;\n}\n```\n\n`0xfff` is `0o7777` — it preserves setuid (`0o4000`), setgid (`0o2000`) and the sticky bit (`0o1000`) along with the rwx bits. Shifting by 16 is the standard Unix convention for where zip stores the mode; the mask is the problem.\n\nWhen the flag is on, that value goes straight to the wri","public_affected_ranges":["<= 0.6.0"]}],"null_published_at":"2026-11-08T19:53:48.764Z","source_updated_at":"2026-09-29T18:25:04.000Z","source_disclosed_at":"2026-09-29T18:24:57.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.","null_first_observed_at":"2026-11-01T07:24:25.558Z"},{"id":"NVI-00013272","kind":"vulnerability","title":"adm-zip extraction preserves SUID/SGID bits from untrusted ZIPs -> local privilege escalation","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-j5f4-cc29-5x44","CVE-2026-102282"],"plain_summary":"GitHub lists this reviewed advisory for adm-zip. 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-adb7e99a8f5edeb5e0f13c0a82efe3a2"],"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":"2026-09-29T18:25:04.000Z","value":"7.1 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-adb7e99a8f5edeb5e0f13c0a82efe3a2"}],"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-adb7e99a8f5edeb5e0f13c0a82efe3a2","url":"https://github.com/advisories/GHSA-j5f4-cc29-5x44","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-j5f4-cc29-5x44","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T07:24:25.558Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-adb7e99a8f5edeb5e0f13c0a82efe3a2"],"technology":"adm-zip","known_exclusions":[],"conditions_summary":"## Summary\n\nadm-zip applies the Unix permission bits stored in a zip entry directly to the extracted file via `fs.chmodSync()` when `keepOriginalPermission=true` is passed to `extractAllTo()`/`extractEntryTo()` — and it never filters the setuid/setgid/sticky bits out of those bits. A zip crafted by an attacker can therefore produce an extracted binary with mode `04755`. When extraction runs as root (the default posture in Docker builds, CI runners, and privileged install steps — the exact environments where this flag is used), the resulting root-owned setuid file is executed later by a lesser-privileged user, turning the attacker's code into a root execution.\n\n## Details\n\nThe mode a zip entry wants is read back from the external file attributes in the header, and the mask used keeps every special bit:\n\n```js\n// headers/entryHeader.js:187\nget fileAttr() {\n    return (_attr || 0) >> 16 & 0xfff;\n}\n```\n\n`0xfff` is `0o7777` — it preserves setuid (`0o4000`), setgid (`0o2000`) and the sticky bit (`0o1000`) along with the rwx bits. Shifting by 16 is the standard Unix convention for where zip stores the mode; the mask is the problem.\n\nWhen the flag is on, that value goes straight to the wri","public_affected_ranges":["<= 0.6.0"]}],"null_published_at":"2026-11-01T07:29:12.933Z","source_updated_at":"2026-09-29T18:25:04.000Z","source_disclosed_at":"2026-09-29T18:24:57.000Z","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":"2026-11-01T07:24:25.558Z"}],"next_cursor":null,"snapshot_revision":"42594"}