{"items":[{"id":"NVI-00014191","kind":"vulnerability","title":"Appium: Reflected XSS / arbitrary JS in @appium/base-driver /test/guinea-pig* routes","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-3wgp-x9p5-c7cc","CVE-2026-58191"],"plain_summary":"GitHub lists this reviewed advisory for @appium/base-driver. 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-26578e6b6e09becebc1ce97d3e702c49"],"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":"2026-09-01T18:54:53.000Z","value":"6.5 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-57acf4bfb6cc807bf117c3f58366a2f9"},{"kind":"EPSS","as_of":"2026-11-03T12:00:27.000Z","value":"0.564%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.46935. Missing scores are unknown.","source_id":"sr-26578e6b6e09becebc1ce97d3e702c49"}],"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-57acf4bfb6cc807bf117c3f58366a2f9","url":"https://github.com/advisories/GHSA-3wgp-x9p5-c7cc","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-3wgp-x9p5-c7cc","publisher":"GitHub Advisory Database","observed_at":"2026-11-02T02:21:50.763Z"},{"id":"sr-26578e6b6e09becebc1ce97d3e702c49","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-2026-58191","publisher":"FIRST EPSS","observed_at":"2026-11-03T17:44:07.789Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-57acf4bfb6cc807bf117c3f58366a2f9"],"technology":"@appium/base-driver","known_exclusions":[],"conditions_summary":"## Summary\n\nAppium's base-driver mounts the built-in `/test/guinea-pig`, `/test/guinea-pig-scrollable` and `/test/guinea-pig-app-banner` routes **unconditionally** on every server. The handler reflects the `throwError` query param, the `comments` POST field, and the `User-Agent` request header into the returned HTML via `compileLodashTemplate`, which interpolates `` as `String(expr)` with **no HTML/JS escaping**. This yields reflected XSS, and the `throwError` value is reflected **inside a `` block**, giving arbitrary JavaScript execution on the server's origin. No authentication, no session, no driver and no plugin are required, and the default bind address is `0.0.0.0`.\n\n## Details\n\n### Affected\n- `@appium/base-driver` **10.6.0** (with Appium server **3.5.0**); tested live.\n- Template engine helper: `@appium/base-driver` `lib/utils.ts` `compileLodashTemplate`.\n\n### Location (file:line)\n- Routes mounted unconditionally: `base-driver/lib/express/server.ts:216-219`\n(`app.all('/test/guinea-pig', guineaPig)` etc.).\n- Tainting: `base-driver/lib/express/static.ts:35-61` (`guineaPigTemplate`) —\n`throwError = String(req.params.throwError ?? req.query?.throwError)`, `par","public_affected_ranges":["<= 10.6.0"]}],"null_published_at":"2026-11-08T19:53:33.603Z","source_updated_at":"2026-09-01T18:54:53.000Z","source_disclosed_at":"2026-09-01T18:54:53.000Z","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":"2026-11-02T02:21:50.763Z"},{"id":"NVI-00014191","kind":"vulnerability","title":"Appium: Reflected XSS / arbitrary JS in @appium/base-driver /test/guinea-pig* routes","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-3wgp-x9p5-c7cc","CVE-2026-58191"],"plain_summary":"GitHub lists this reviewed advisory for @appium/base-driver. 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-57acf4bfb6cc807bf117c3f58366a2f9"],"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":"2026-09-01T18:54:53.000Z","value":"6.5 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-57acf4bfb6cc807bf117c3f58366a2f9"}],"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-57acf4bfb6cc807bf117c3f58366a2f9","url":"https://github.com/advisories/GHSA-3wgp-x9p5-c7cc","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-3wgp-x9p5-c7cc","publisher":"GitHub Advisory Database","observed_at":"2026-11-02T02:21:50.763Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-57acf4bfb6cc807bf117c3f58366a2f9"],"technology":"@appium/base-driver","known_exclusions":[],"conditions_summary":"## Summary\n\nAppium's base-driver mounts the built-in `/test/guinea-pig`, `/test/guinea-pig-scrollable` and `/test/guinea-pig-app-banner` routes **unconditionally** on every server. The handler reflects the `throwError` query param, the `comments` POST field, and the `User-Agent` request header into the returned HTML via `compileLodashTemplate`, which interpolates `` as `String(expr)` with **no HTML/JS escaping**. This yields reflected XSS, and the `throwError` value is reflected **inside a `` block**, giving arbitrary JavaScript execution on the server's origin. No authentication, no session, no driver and no plugin are required, and the default bind address is `0.0.0.0`.\n\n## Details\n\n### Affected\n- `@appium/base-driver` **10.6.0** (with Appium server **3.5.0**); tested live.\n- Template engine helper: `@appium/base-driver` `lib/utils.ts` `compileLodashTemplate`.\n\n### Location (file:line)\n- Routes mounted unconditionally: `base-driver/lib/express/server.ts:216-219`\n(`app.all('/test/guinea-pig', guineaPig)` etc.).\n- Tainting: `base-driver/lib/express/static.ts:35-61` (`guineaPigTemplate`) —\n`throwError = String(req.params.throwError ?? req.query?.throwError)`, `par","public_affected_ranges":["<= 10.6.0"]}],"null_published_at":"2026-11-02T10:00:37.222Z","source_updated_at":"2026-09-01T18:54:53.000Z","source_disclosed_at":"2026-09-01T18:54:53.000Z","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":"2026-11-02T02:21:50.763Z"}],"next_cursor":null,"snapshot_revision":"42594"}