{"items":[{"id":"NVI-00010577","kind":"vulnerability","title":"Duplicate Advisory: Nodemailer: Quadratic (O(n^2)) DKIM header unfolding lets a large folded header cause remote denial of service during signing","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"withdrawn","identifiers":["GHSA-wxxx-r42m-9rp8"],"plain_summary":"GitHub lists this reviewed advisory for nodemailer. 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-5c2dc8ad28569bed95a0fe587fdfc125"],"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":"2026-10-22T16:06:04.000Z","value":"6.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-5254d92f230ccb3df097dca9822758f0"}],"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-5254d92f230ccb3df097dca9822758f0","url":"https://github.com/advisories/GHSA-wxxx-r42m-9rp8","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-wxxx-r42m-9rp8","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T22:07:30.906Z"},{"id":"sr-5c2dc8ad28569bed95a0fe587fdfc125","url":"https://github.com/advisories/GHSA-wxxx-r42m-9rp8","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-wxxx-r42m-9rp8","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-11-06T15:13:26.038Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-5254d92f230ccb3df097dca9822758f0"],"technology":"nodemailer","known_exclusions":[],"conditions_summary":"## Duplicate Advisory\n\nThis advisory has been withdrawn because it is a duplicate of GHSA-39m8-27wv-hr27. This link is maintained to preserve external references.\n\n## Original Description\nNodemailer from 3.0.0 before 10.0.10 contains a denial of service vulnerability in MessageParser.parseHeaders that allows users to exhaust CPU through quadratic header unfolding. Attackers can supply large recipient lists or long headers that fold into tens of thousands of continuation lines, blocking the Node.js event loop during DKIM signing.","public_affected_ranges":[">= 3.0.0, <= 10.0.9"]},{"certainty":"source_listed","source_ids":["sr-5c2dc8ad28569bed95a0fe587fdfc125"],"technology":"nodemailer","known_exclusions":[],"conditions_summary":"## Duplicate Advisory\n\nThis advisory has been withdrawn because it is a duplicate of GHSA-39m8-27wv-hr27. This link is maintained to preserve external references.\n\n## Original Description\nNodemailer from 3.0.0 before 10.0.10 contains a denial of service vulnerability in MessageParser.parseHeaders that allows users to exhaust CPU through quadratic header unfolding. Attackers can supply large recipient lists or long headers that fold into tens of thousands of continuation lines, blocking the Node.js event loop during DKIM signing.","public_affected_ranges":["SEMVER: introduced 3.0.0; last_affected 10.0.9"]}],"null_published_at":"2026-11-07T00:57:04.325Z","source_updated_at":"2026-10-22T16:06:04.000Z","source_disclosed_at":"2026-10-15T00:31:19.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T22:07:30.906Z"},{"id":"NVI-00010577","kind":"vulnerability","title":"Duplicate Advisory: Nodemailer: Quadratic (O(n^2)) DKIM header unfolding lets a large folded header cause remote denial of service during signing","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"withdrawn","identifiers":["GHSA-wxxx-r42m-9rp8"],"plain_summary":"GitHub lists this reviewed advisory for nodemailer. 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-5254d92f230ccb3df097dca9822758f0"],"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":"2026-10-22T16:06:04.000Z","value":"6.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-5254d92f230ccb3df097dca9822758f0"}],"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-5254d92f230ccb3df097dca9822758f0","url":"https://github.com/advisories/GHSA-wxxx-r42m-9rp8","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-wxxx-r42m-9rp8","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T22:07:30.906Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-5254d92f230ccb3df097dca9822758f0"],"technology":"nodemailer","known_exclusions":[],"conditions_summary":"## Duplicate Advisory\n\nThis advisory has been withdrawn because it is a duplicate of GHSA-39m8-27wv-hr27. This link is maintained to preserve external references.\n\n## Original Description\nNodemailer from 3.0.0 before 10.0.10 contains a denial of service vulnerability in MessageParser.parseHeaders that allows users to exhaust CPU through quadratic header unfolding. Attackers can supply large recipient lists or long headers that fold into tens of thousands of continuation lines, blocking the Node.js event loop during DKIM signing.","public_affected_ranges":[">= 3.0.0, <= 10.0.9"]}],"null_published_at":"2026-10-31T22:27:09.623Z","source_updated_at":"2026-10-22T16:06:04.000Z","source_disclosed_at":"2026-10-15T00:31:19.000Z","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":"2026-10-31T22:07:30.906Z"}],"next_cursor":null,"snapshot_revision":"42594"}