{"items":[{"id":"NVI-00009148","kind":"vulnerability","title":"Echo's middleware.Static: `%2F`-encoded path bypasses route/group middleware guarding a statically-served path","revision":3,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-375p-5qhx-8wq4","CVE-2026-118650"],"plain_summary":"GitHub lists this reviewed advisory for github.com/labstack/echo/v5, github.com/labstack/echo/v4. 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-b77e7dfda680711698257e14df0f7b3e"],"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":"2026-10-28T19:54:20.000Z","value":"7.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-ce3dc72d33af101913fc95ec72ae3680"},{"kind":"CVSS","as_of":"2026-11-02T21:17:27.400Z","value":"7.5 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-5014f0f5f722f1e20eb2853245f09698"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.396%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.33876. Missing scores are unknown.","source_id":"sr-b77e7dfda680711698257e14df0f7b3e"}],"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-ce3dc72d33af101913fc95ec72ae3680","url":"https://github.com/advisories/GHSA-375p-5qhx-8wq4","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-375p-5qhx-8wq4","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T21:56:36.327Z"},{"id":"sr-5014f0f5f722f1e20eb2853245f09698","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-118650","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-118650","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T09:59:16.598Z"},{"id":"sr-b77e7dfda680711698257e14df0f7b3e","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-2026-118650","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.375Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-ce3dc72d33af101913fc95ec72ae3680"],"technology":"github.com/labstack/echo/v5","known_exclusions":[],"conditions_summary":"## Summary\n\nWhen `middleware.Static` is mounted globally (`e.Use(middleware.Static(...))`) and an application relies on a **route- or group-level middleware guard** to restrict a path that also falls under the served static root, a `%2F`-encoded request bypasses that guard while the file is still served. This is the same encoding/decoding mismatch fixed for `StaticFS`/`StaticDirectoryHandler` in CVE-2026-55677 / GHSA-vfp3-v2gw-7wfq, but the fix did not cover the `middleware.Static` path. In addition, the `StaticConfig.EnablePathUnescaping` docstring states the default configuration prevents exactly this bypass, which is inaccurate for the global-mount case.\n\n**This is not path traversal:** no file outside the static root is accessed. The served file lives inside the static root; the issue is that access-control expectations set by a route guard are inconsistent between the literal and `%2F`-encoded forms of the same path.\n\n## Details\n\nRoot cause — the router and the static handler disagree on how to interpret `%2F`:\n\n- The router matches routes on the **raw, still-encoded** path, so `GET /admin%2Fsecret.txt` does **not** match a `/admin/...` route or group; any middleware attached ","public_affected_ranges":["< 5.4.0"]},{"certainty":"source_listed","source_ids":["sr-ce3dc72d33af101913fc95ec72ae3680"],"technology":"github.com/labstack/echo/v4","known_exclusions":[],"conditions_summary":"## Summary\n\nWhen `middleware.Static` is mounted globally (`e.Use(middleware.Static(...))`) and an application relies on a **route- or group-level middleware guard** to restrict a path that also falls under the served static root, a `%2F`-encoded request bypasses that guard while the file is still served. This is the same encoding/decoding mismatch fixed for `StaticFS`/`StaticDirectoryHandler` in CVE-2026-55677 / GHSA-vfp3-v2gw-7wfq, but the fix did not cover the `middleware.Static` path. In addition, the `StaticConfig.EnablePathUnescaping` docstring states the default configuration prevents exactly this bypass, which is inaccurate for the global-mount case.\n\n**This is not path traversal:** no file outside the static root is accessed. The served file lives inside the static root; the issue is that access-control expectations set by a route guard are inconsistent between the literal and `%2F`-encoded forms of the same path.\n\n## Details\n\nRoot cause — the router and the static handler disagree on how to interpret `%2F`:\n\n- The router matches routes on the **raw, still-encoded** path, so `GET /admin%2Fsecret.txt` does **not** match a `/admin/...` route or group; any middleware attached ","public_affected_ranges":["< 4.16.0"]}],"null_published_at":"2026-11-05T19:10:23.263Z","source_updated_at":"2026-10-28T19:54:20.000Z","source_disclosed_at":"2026-10-28T19:54:20.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:56:36.327Z"},{"id":"NVI-00009148","kind":"vulnerability","title":"Echo's middleware.Static: `%2F`-encoded path bypasses route/group middleware guarding a statically-served path","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-375p-5qhx-8wq4","CVE-2026-118650"],"plain_summary":"GitHub lists this reviewed advisory for github.com/labstack/echo/v5, github.com/labstack/echo/v4. 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-b77e7dfda680711698257e14df0f7b3e"],"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":"2026-10-28T19:54:20.000Z","value":"7.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-ce3dc72d33af101913fc95ec72ae3680"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.396%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.33876. Missing scores are unknown.","source_id":"sr-b77e7dfda680711698257e14df0f7b3e"}],"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-ce3dc72d33af101913fc95ec72ae3680","url":"https://github.com/advisories/GHSA-375p-5qhx-8wq4","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-375p-5qhx-8wq4","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T21:56:36.327Z"},{"id":"sr-b77e7dfda680711698257e14df0f7b3e","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-2026-118650","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.375Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-ce3dc72d33af101913fc95ec72ae3680"],"technology":"github.com/labstack/echo/v5","known_exclusions":[],"conditions_summary":"## Summary\n\nWhen `middleware.Static` is mounted globally (`e.Use(middleware.Static(...))`) and an application relies on a **route- or group-level middleware guard** to restrict a path that also falls under the served static root, a `%2F`-encoded request bypasses that guard while the file is still served. This is the same encoding/decoding mismatch fixed for `StaticFS`/`StaticDirectoryHandler` in CVE-2026-55677 / GHSA-vfp3-v2gw-7wfq, but the fix did not cover the `middleware.Static` path. In addition, the `StaticConfig.EnablePathUnescaping` docstring states the default configuration prevents exactly this bypass, which is inaccurate for the global-mount case.\n\n**This is not path traversal:** no file outside the static root is accessed. The served file lives inside the static root; the issue is that access-control expectations set by a route guard are inconsistent between the literal and `%2F`-encoded forms of the same path.\n\n## Details\n\nRoot cause — the router and the static handler disagree on how to interpret `%2F`:\n\n- The router matches routes on the **raw, still-encoded** path, so `GET /admin%2Fsecret.txt` does **not** match a `/admin/...` route or group; any middleware attached ","public_affected_ranges":["< 5.4.0"]},{"certainty":"source_listed","source_ids":["sr-ce3dc72d33af101913fc95ec72ae3680"],"technology":"github.com/labstack/echo/v4","known_exclusions":[],"conditions_summary":"## Summary\n\nWhen `middleware.Static` is mounted globally (`e.Use(middleware.Static(...))`) and an application relies on a **route- or group-level middleware guard** to restrict a path that also falls under the served static root, a `%2F`-encoded request bypasses that guard while the file is still served. This is the same encoding/decoding mismatch fixed for `StaticFS`/`StaticDirectoryHandler` in CVE-2026-55677 / GHSA-vfp3-v2gw-7wfq, but the fix did not cover the `middleware.Static` path. In addition, the `StaticConfig.EnablePathUnescaping` docstring states the default configuration prevents exactly this bypass, which is inaccurate for the global-mount case.\n\n**This is not path traversal:** no file outside the static root is accessed. The served file lives inside the static root; the issue is that access-control expectations set by a route guard are inconsistent between the literal and `%2F`-encoded forms of the same path.\n\n## Details\n\nRoot cause — the router and the static handler disagree on how to interpret `%2F`:\n\n- The router matches routes on the **raw, still-encoded** path, so `GET /admin%2Fsecret.txt` does **not** match a `/admin/...` route or group; any middleware attached ","public_affected_ranges":["< 4.16.0"]}],"null_published_at":"2026-11-05T03:52:54.819Z","source_updated_at":"2026-10-28T19:54:20.000Z","source_disclosed_at":"2026-10-28T19:54:20.000Z","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":"2026-10-31T21:56:36.327Z"},{"id":"NVI-00009148","kind":"vulnerability","title":"Echo's middleware.Static: `%2F`-encoded path bypasses route/group middleware guarding a statically-served path","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-375p-5qhx-8wq4","CVE-2026-118650"],"plain_summary":"GitHub lists this reviewed advisory for github.com/labstack/echo/v5, github.com/labstack/echo/v4. 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-ce3dc72d33af101913fc95ec72ae3680"],"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":"2026-10-28T19:54:20.000Z","value":"7.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-ce3dc72d33af101913fc95ec72ae3680"}],"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-ce3dc72d33af101913fc95ec72ae3680","url":"https://github.com/advisories/GHSA-375p-5qhx-8wq4","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-375p-5qhx-8wq4","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T21:56:36.327Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-ce3dc72d33af101913fc95ec72ae3680"],"technology":"github.com/labstack/echo/v5","known_exclusions":[],"conditions_summary":"## Summary\n\nWhen `middleware.Static` is mounted globally (`e.Use(middleware.Static(...))`) and an application relies on a **route- or group-level middleware guard** to restrict a path that also falls under the served static root, a `%2F`-encoded request bypasses that guard while the file is still served. This is the same encoding/decoding mismatch fixed for `StaticFS`/`StaticDirectoryHandler` in CVE-2026-55677 / GHSA-vfp3-v2gw-7wfq, but the fix did not cover the `middleware.Static` path. In addition, the `StaticConfig.EnablePathUnescaping` docstring states the default configuration prevents exactly this bypass, which is inaccurate for the global-mount case.\n\n**This is not path traversal:** no file outside the static root is accessed. The served file lives inside the static root; the issue is that access-control expectations set by a route guard are inconsistent between the literal and `%2F`-encoded forms of the same path.\n\n## Details\n\nRoot cause — the router and the static handler disagree on how to interpret `%2F`:\n\n- The router matches routes on the **raw, still-encoded** path, so `GET /admin%2Fsecret.txt` does **not** match a `/admin/...` route or group; any middleware attached ","public_affected_ranges":["< 5.4.0"]},{"certainty":"source_listed","source_ids":["sr-ce3dc72d33af101913fc95ec72ae3680"],"technology":"github.com/labstack/echo/v4","known_exclusions":[],"conditions_summary":"## Summary\n\nWhen `middleware.Static` is mounted globally (`e.Use(middleware.Static(...))`) and an application relies on a **route- or group-level middleware guard** to restrict a path that also falls under the served static root, a `%2F`-encoded request bypasses that guard while the file is still served. This is the same encoding/decoding mismatch fixed for `StaticFS`/`StaticDirectoryHandler` in CVE-2026-55677 / GHSA-vfp3-v2gw-7wfq, but the fix did not cover the `middleware.Static` path. In addition, the `StaticConfig.EnablePathUnescaping` docstring states the default configuration prevents exactly this bypass, which is inaccurate for the global-mount case.\n\n**This is not path traversal:** no file outside the static root is accessed. The served file lives inside the static root; the issue is that access-control expectations set by a route guard are inconsistent between the literal and `%2F`-encoded forms of the same path.\n\n## Details\n\nRoot cause — the router and the static handler disagree on how to interpret `%2F`:\n\n- The router matches routes on the **raw, still-encoded** path, so `GET /admin%2Fsecret.txt` does **not** match a `/admin/...` route or group; any middleware attached ","public_affected_ranges":["< 4.16.0"]}],"null_published_at":"2026-10-31T22:13:31.286Z","source_updated_at":"2026-10-28T19:54:20.000Z","source_disclosed_at":"2026-10-28T19:54:20.000Z","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":"2026-10-31T21:56:36.327Z"}],"next_cursor":null,"snapshot_revision":"42594"}