{"items":[{"id":"NVI-00015332","kind":"vulnerability","title":"Mailpit: WebSocket origin check bypass via percent-encoded path (regression of CVE-2026-22689)","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-8r62-w5wh-fc5m","CVE-2026-67448"],"plain_summary":"GitHub lists this reviewed advisory for github.com/axllent/mailpit. 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-22764a4936d1f4bd80d16de9b9f50b27"],"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":"2026-09-02T23:41:00.000Z","value":"6.5 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-5bf7aee3c03264199721b9a03d54b10e"},{"kind":"EPSS","as_of":"2026-11-03T12:00:27.000Z","value":"0.221%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.12699. Missing scores are unknown.","source_id":"sr-22764a4936d1f4bd80d16de9b9f50b27"}],"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-5bf7aee3c03264199721b9a03d54b10e","url":"https://github.com/advisories/GHSA-8r62-w5wh-fc5m","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-8r62-w5wh-fc5m","publisher":"GitHub Advisory Database","observed_at":"2026-11-02T02:21:29.477Z"},{"id":"sr-22764a4936d1f4bd80d16de9b9f50b27","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-2026-67448","publisher":"FIRST EPSS","observed_at":"2026-11-03T17:45:16.077Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-5bf7aee3c03264199721b9a03d54b10e"],"technology":"github.com/axllent/mailpit","known_exclusions":[],"conditions_summary":"## Summary\n\nThe cross-site WebSocket hijacking fix was reimplemented as an origin check gated on a raw-URI prefix test, but Go's ServeMux routes on the percent-decoded path, so requesting /%61pi/events reaches the WebSocket handler while skipping the only origin control, and the upgrader itself accepts every origin. Confirmed at HEAD 408b30d. Affects 1.29.0 through 1.30.5.\n\n## The defect\n\nTwo halves that were each correct in isolation. server/websockets/client.go accepts any origin and delegates the check elsewhere:\n\n```go\nvar upgrader = websocket.Upgrader{                       // line 33\n    ...\n    CheckOrigin: func(_ *http.Request) bool {            // line 37\n        // origin is checked via server.go's CORS settings\n        return true                                      // line 39\n    },\n}\n```\n\nserver/server.go performs that check but keys it on the RAW request target:\n\n```go\nif strings.HasPrefix(r.RequestURI, config.Webroot+\"api/\") || htmlPreviewRouteRe.MatchString(r.RequestURI) {   // line 320\n    if allowed := corsOriginAccessControl(r); !allowed {\n        http.Error(w, \"Blocked due to CORS violation\", http.StatusForbidden)\n        return\n    }\n```\n\nr.RequestURI is the u","public_affected_ranges":[">= 1.29.0, <= 1.30.5"]}],"null_published_at":"2026-11-07T14:01:55.432Z","source_updated_at":"2026-09-02T23:41:00.000Z","source_disclosed_at":"2026-08-20T21:34:58.000Z","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":"2026-11-02T02:21:29.477Z"},{"id":"NVI-00015332","kind":"vulnerability","title":"Mailpit: WebSocket origin check bypass via percent-encoded path (regression of CVE-2026-22689)","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-8r62-w5wh-fc5m","CVE-2026-67448"],"plain_summary":"GitHub lists this reviewed advisory for github.com/axllent/mailpit. 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-5bf7aee3c03264199721b9a03d54b10e"],"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":"2026-09-02T23:41:00.000Z","value":"6.5 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-5bf7aee3c03264199721b9a03d54b10e"}],"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-5bf7aee3c03264199721b9a03d54b10e","url":"https://github.com/advisories/GHSA-8r62-w5wh-fc5m","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-8r62-w5wh-fc5m","publisher":"GitHub Advisory Database","observed_at":"2026-11-02T02:21:29.477Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-5bf7aee3c03264199721b9a03d54b10e"],"technology":"github.com/axllent/mailpit","known_exclusions":[],"conditions_summary":"## Summary\n\nThe cross-site WebSocket hijacking fix was reimplemented as an origin check gated on a raw-URI prefix test, but Go's ServeMux routes on the percent-decoded path, so requesting /%61pi/events reaches the WebSocket handler while skipping the only origin control, and the upgrader itself accepts every origin. Confirmed at HEAD 408b30d. Affects 1.29.0 through 1.30.5.\n\n## The defect\n\nTwo halves that were each correct in isolation. server/websockets/client.go accepts any origin and delegates the check elsewhere:\n\n```go\nvar upgrader = websocket.Upgrader{                       // line 33\n    ...\n    CheckOrigin: func(_ *http.Request) bool {            // line 37\n        // origin is checked via server.go's CORS settings\n        return true                                      // line 39\n    },\n}\n```\n\nserver/server.go performs that check but keys it on the RAW request target:\n\n```go\nif strings.HasPrefix(r.RequestURI, config.Webroot+\"api/\") || htmlPreviewRouteRe.MatchString(r.RequestURI) {   // line 320\n    if allowed := corsOriginAccessControl(r); !allowed {\n        http.Error(w, \"Blocked due to CORS violation\", http.StatusForbidden)\n        return\n    }\n```\n\nr.RequestURI is the u","public_affected_ranges":[">= 1.29.0, <= 1.30.5"]}],"null_published_at":"2026-11-03T10:03:26.570Z","source_updated_at":"2026-09-02T23:41:00.000Z","source_disclosed_at":"2026-08-20T21:34:58.000Z","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":"2026-11-02T02:21:29.477Z"}],"next_cursor":null,"snapshot_revision":"42594"}