{"items":[{"id":"NVI-00012914","kind":"vulnerability","title":"Axios: ReDoS (O(N²)) in shouldBypassProxy host normalization, reachable via untrusted redirect Location","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-mghh-pgcx-3jjj","CVE-2026-101906"],"plain_summary":"GitHub lists this reviewed advisory for axios. 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-22e44a7b2dd39164953e08eefb516d3d"],"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":"EPSS","as_of":"2026-11-01T12:00:16.000Z","value":"0.457%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.39677. Missing scores are unknown.","source_id":"sr-22e44a7b2dd39164953e08eefb516d3d"}],"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-084f207dfbca7a82115297b071f0737d","url":"https://github.com/advisories/GHSA-mghh-pgcx-3jjj","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-mghh-pgcx-3jjj","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T07:22:52.960Z"},{"id":"sr-22e44a7b2dd39164953e08eefb516d3d","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-2026-101906","publisher":"FIRST EPSS","observed_at":"2026-11-01T14:28:32.262Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-084f207dfbca7a82115297b071f0737d"],"technology":"axios","known_exclusions":[],"conditions_summary":"## Summary\n\nAxios `shouldBypassProxy()` normalizes hostnames with `hostname.replace(/\\.+$/, '')`. For a hostname shaped as many dots followed by a non-dot, the anchored regex can perform quadratic backtracking. Because axios re-evaluates proxy bypass rules for redirected requests, a malicious server can trigger this synchronous work through a crafted redirect `Location`.\n\nThe issue affects Node.js applications that use environment proxy variables with `NO_PROXY` and allow redirects.\n\n## Impact\n\nAn attacker-controlled server can return a redirect whose hostname causes the axios process to spend significant CPU time in synchronous hostname normalization. During this time, the Node.js event loop is blocked and the application cannot handle other work on that thread.\n\nThis is an availability-only issue. It does not disclose request data or modify requests.\n\n## Affected Functionality\n\nAffected:\n\n- Node.js HTTP adapter.\n- Environment proxy handling through `HTTP_PROXY` or `HTTPS_PROXY`.\n- `NO_PROXY` or `no_proxy` set to a non-empty value.\n- Redirects followed by axios or `follow-redirects`.\n\nNot affected:\n\n- Browser adapters.\n- Requests with `proxy: false`.\n- Requests with no `NO_PROXY` ","public_affected_ranges":[">= 1.15.0, < 1.20.0"]}],"null_published_at":"2026-11-04T18:04:03.178Z","source_updated_at":"2026-09-30T15:03:03.000Z","source_disclosed_at":"2026-09-30T15:03:02.000Z","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":"2026-11-01T07:22:52.960Z"},{"id":"NVI-00012914","kind":"vulnerability","title":"Axios: ReDoS (O(N²)) in shouldBypassProxy host normalization, reachable via untrusted redirect Location","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-mghh-pgcx-3jjj","CVE-2026-101906"],"plain_summary":"GitHub lists this reviewed advisory for axios. 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-084f207dfbca7a82115297b071f0737d"],"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":[],"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-084f207dfbca7a82115297b071f0737d","url":"https://github.com/advisories/GHSA-mghh-pgcx-3jjj","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-mghh-pgcx-3jjj","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T07:22:52.960Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-084f207dfbca7a82115297b071f0737d"],"technology":"axios","known_exclusions":[],"conditions_summary":"## Summary\n\nAxios `shouldBypassProxy()` normalizes hostnames with `hostname.replace(/\\.+$/, '')`. For a hostname shaped as many dots followed by a non-dot, the anchored regex can perform quadratic backtracking. Because axios re-evaluates proxy bypass rules for redirected requests, a malicious server can trigger this synchronous work through a crafted redirect `Location`.\n\nThe issue affects Node.js applications that use environment proxy variables with `NO_PROXY` and allow redirects.\n\n## Impact\n\nAn attacker-controlled server can return a redirect whose hostname causes the axios process to spend significant CPU time in synchronous hostname normalization. During this time, the Node.js event loop is blocked and the application cannot handle other work on that thread.\n\nThis is an availability-only issue. It does not disclose request data or modify requests.\n\n## Affected Functionality\n\nAffected:\n\n- Node.js HTTP adapter.\n- Environment proxy handling through `HTTP_PROXY` or `HTTPS_PROXY`.\n- `NO_PROXY` or `no_proxy` set to a non-empty value.\n- Redirects followed by axios or `follow-redirects`.\n\nNot affected:\n\n- Browser adapters.\n- Requests with `proxy: false`.\n- Requests with no `NO_PROXY` ","public_affected_ranges":[">= 1.15.0, < 1.20.0"]}],"null_published_at":"2026-11-01T07:29:12.901Z","source_updated_at":"2026-09-30T15:03:03.000Z","source_disclosed_at":"2026-09-30T15:03:02.000Z","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":"2026-11-01T07:22:52.960Z"}],"next_cursor":null,"snapshot_revision":"42594"}