{"items":[{"id":"NVI-00008998","kind":"vulnerability","title":"Fiber: CORS wildcard origins matched without a dot boundary, allowing credentialed cross-origin reads","revision":4,"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-g5jq-qmqr-qrwf","CVE-2026-119285"],"plain_summary":"GitHub lists this reviewed advisory for github.com/gofiber/fiber/v2. 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-186c02d8d3827af21429d56fd02f2854"],"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":"2026-10-30T22:58:08.000Z","value":"5.9 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-69342d3c2df412ff15501d78fef2853e"},{"kind":"CVSS","as_of":"2026-10-30T19:37:07.073Z","value":"5.9 MEDIUM (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-35190b00a05cecc3411d357826108fa9"},{"kind":"EPSS","as_of":"2026-11-03T12:00:27.000Z","value":"0.129%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.02528. Missing scores are unknown.","source_id":"sr-186c02d8d3827af21429d56fd02f2854"}],"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-69342d3c2df412ff15501d78fef2853e","url":"https://github.com/advisories/GHSA-g5jq-qmqr-qrwf","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-g5jq-qmqr-qrwf","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T21:55:49.621Z"},{"id":"sr-35190b00a05cecc3411d357826108fa9","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-119285","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-119285","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T09:59:24.124Z"},{"id":"sr-186c02d8d3827af21429d56fd02f2854","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-2026-119285","publisher":"FIRST EPSS","observed_at":"2026-11-03T17:44:07.779Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-69342d3c2df412ff15501d78fef2853e"],"technology":"github.com/gofiber/fiber/v2","known_exclusions":[],"conditions_summary":"### Summary\n\nIn v2.52.1 and v2.52.2 the CORS middleware matched a wildcard origin such as `https://*.example.com` by suffix only, without a dot boundary and without comparing the scheme. Any origin whose host ends with the base domain, for example `https://evil-example.com` or `http://notexample.com`, was reflected in `Access-Control-Allow-Origin`, together with `Access-Control-Allow-Credentials: true` when `AllowCredentials` is enabled.\n\nv2.52.3 replaced the matcher (#2915) and is not affected. The report was filed against v2.52.15, where the dot boundary holds; see \"Other versions\" below.\n\n### Details\n\nv2.52.1 introduced `validateDomain` in `middleware/cors/utils.go` (f0cd3b44, part of the fix for GHSA-fmg4-x8pw-hjhg). It strips scheme and port from both sides and then checks only the suffix, with `trimmedPattern = \"example.com\"`, so the character before the suffix is never checked:\n\n```go\nif strings.HasPrefix(normalizedPattern, \"*.\") {\n\ttrimmedPattern := normalizedPattern[2:]\n\tif strings.HasSuffix(normalizedDomain, trimmedPattern) {\n\t\tif normalizedDomain != trimmedPattern {\n\t\t\tif strings.TrimSuffix(normalizedDomain, trimmedPattern) != \"\" {\n\t\t\t\treturn true\n\t\t\t}\n\t\t}\n\t}\n}\n```\n\nv2.5","public_affected_ranges":[">= 2.52.1, <= 2.52.2"]}],"null_published_at":"2026-11-07T14:01:55.380Z","source_updated_at":"2026-10-30T22:58:08.000Z","source_disclosed_at":"2026-10-30T22:58:05.000Z","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":"2026-10-31T21:55:49.621Z"},{"id":"NVI-00008998","kind":"vulnerability","title":"Fiber: CORS wildcard origins matched without a dot boundary, allowing credentialed cross-origin reads","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-g5jq-qmqr-qrwf","CVE-2026-119285"],"plain_summary":"GitHub lists this reviewed advisory for github.com/gofiber/fiber/v2. 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-bbba39203d1c43d9b8851c2f35d39455"],"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":"2026-10-30T22:58:08.000Z","value":"5.9 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-69342d3c2df412ff15501d78fef2853e"},{"kind":"CVSS","as_of":"2026-10-30T19:37:07.073Z","value":"5.9 MEDIUM (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-35190b00a05cecc3411d357826108fa9"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.129%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.02489. Missing scores are unknown.","source_id":"sr-bbba39203d1c43d9b8851c2f35d39455"}],"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-69342d3c2df412ff15501d78fef2853e","url":"https://github.com/advisories/GHSA-g5jq-qmqr-qrwf","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-g5jq-qmqr-qrwf","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T21:55:49.621Z"},{"id":"sr-35190b00a05cecc3411d357826108fa9","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-119285","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-119285","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T09:59:24.124Z"},{"id":"sr-bbba39203d1c43d9b8851c2f35d39455","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-2026-119285","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.375Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-69342d3c2df412ff15501d78fef2853e"],"technology":"github.com/gofiber/fiber/v2","known_exclusions":[],"conditions_summary":"### Summary\n\nIn v2.52.1 and v2.52.2 the CORS middleware matched a wildcard origin such as `https://*.example.com` by suffix only, without a dot boundary and without comparing the scheme. Any origin whose host ends with the base domain, for example `https://evil-example.com` or `http://notexample.com`, was reflected in `Access-Control-Allow-Origin`, together with `Access-Control-Allow-Credentials: true` when `AllowCredentials` is enabled.\n\nv2.52.3 replaced the matcher (#2915) and is not affected. The report was filed against v2.52.15, where the dot boundary holds; see \"Other versions\" below.\n\n### Details\n\nv2.52.1 introduced `validateDomain` in `middleware/cors/utils.go` (f0cd3b44, part of the fix for GHSA-fmg4-x8pw-hjhg). It strips scheme and port from both sides and then checks only the suffix, with `trimmedPattern = \"example.com\"`, so the character before the suffix is never checked:\n\n```go\nif strings.HasPrefix(normalizedPattern, \"*.\") {\n\ttrimmedPattern := normalizedPattern[2:]\n\tif strings.HasSuffix(normalizedDomain, trimmedPattern) {\n\t\tif normalizedDomain != trimmedPattern {\n\t\t\tif strings.TrimSuffix(normalizedDomain, trimmedPattern) != \"\" {\n\t\t\t\treturn true\n\t\t\t}\n\t\t}\n\t}\n}\n```\n\nv2.5","public_affected_ranges":[">= 2.52.1, <= 2.52.2"]}],"null_published_at":"2026-11-06T21:03:47.991Z","source_updated_at":"2026-10-30T22:58:08.000Z","source_disclosed_at":"2026-10-30T22:58:05.000Z","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":"2026-10-31T21:55:49.621Z"},{"id":"NVI-00008998","kind":"vulnerability","title":"Fiber: CORS wildcard origins matched without a dot boundary, allowing credentialed cross-origin reads","revision":2,"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-g5jq-qmqr-qrwf","CVE-2026-119285"],"plain_summary":"GitHub lists this reviewed advisory for github.com/gofiber/fiber/v2. 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-35190b00a05cecc3411d357826108fa9"],"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":"2026-10-30T22:58:08.000Z","value":"5.9 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-69342d3c2df412ff15501d78fef2853e"},{"kind":"CVSS","as_of":"2026-10-30T19:37:07.073Z","value":"5.9 MEDIUM (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-35190b00a05cecc3411d357826108fa9"}],"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-69342d3c2df412ff15501d78fef2853e","url":"https://github.com/advisories/GHSA-g5jq-qmqr-qrwf","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-g5jq-qmqr-qrwf","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T21:55:49.621Z"},{"id":"sr-35190b00a05cecc3411d357826108fa9","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-119285","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-119285","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T09:59:24.124Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-69342d3c2df412ff15501d78fef2853e"],"technology":"github.com/gofiber/fiber/v2","known_exclusions":[],"conditions_summary":"### Summary\n\nIn v2.52.1 and v2.52.2 the CORS middleware matched a wildcard origin such as `https://*.example.com` by suffix only, without a dot boundary and without comparing the scheme. Any origin whose host ends with the base domain, for example `https://evil-example.com` or `http://notexample.com`, was reflected in `Access-Control-Allow-Origin`, together with `Access-Control-Allow-Credentials: true` when `AllowCredentials` is enabled.\n\nv2.52.3 replaced the matcher (#2915) and is not affected. The report was filed against v2.52.15, where the dot boundary holds; see \"Other versions\" below.\n\n### Details\n\nv2.52.1 introduced `validateDomain` in `middleware/cors/utils.go` (f0cd3b44, part of the fix for GHSA-fmg4-x8pw-hjhg). It strips scheme and port from both sides and then checks only the suffix, with `trimmedPattern = \"example.com\"`, so the character before the suffix is never checked:\n\n```go\nif strings.HasPrefix(normalizedPattern, \"*.\") {\n\ttrimmedPattern := normalizedPattern[2:]\n\tif strings.HasSuffix(normalizedDomain, trimmedPattern) {\n\t\tif normalizedDomain != trimmedPattern {\n\t\t\tif strings.TrimSuffix(normalizedDomain, trimmedPattern) != \"\" {\n\t\t\t\treturn true\n\t\t\t}\n\t\t}\n\t}\n}\n```\n\nv2.5","public_affected_ranges":[">= 2.52.1, <= 2.52.2"]}],"null_published_at":"2026-11-03T10:03:31.393Z","source_updated_at":"2026-10-30T22:58:08.000Z","source_disclosed_at":"2026-10-30T22:58:05.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:55:49.621Z"},{"id":"NVI-00008998","kind":"vulnerability","title":"Fiber: CORS wildcard origins matched without a dot boundary, allowing credentialed cross-origin reads","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-g5jq-qmqr-qrwf","CVE-2026-119285"],"plain_summary":"GitHub lists this reviewed advisory for github.com/gofiber/fiber/v2. 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-69342d3c2df412ff15501d78fef2853e"],"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":"2026-10-30T22:58:08.000Z","value":"5.9 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-69342d3c2df412ff15501d78fef2853e"}],"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-69342d3c2df412ff15501d78fef2853e","url":"https://github.com/advisories/GHSA-g5jq-qmqr-qrwf","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-g5jq-qmqr-qrwf","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T21:55:49.621Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-69342d3c2df412ff15501d78fef2853e"],"technology":"github.com/gofiber/fiber/v2","known_exclusions":[],"conditions_summary":"### Summary\n\nIn v2.52.1 and v2.52.2 the CORS middleware matched a wildcard origin such as `https://*.example.com` by suffix only, without a dot boundary and without comparing the scheme. Any origin whose host ends with the base domain, for example `https://evil-example.com` or `http://notexample.com`, was reflected in `Access-Control-Allow-Origin`, together with `Access-Control-Allow-Credentials: true` when `AllowCredentials` is enabled.\n\nv2.52.3 replaced the matcher (#2915) and is not affected. The report was filed against v2.52.15, where the dot boundary holds; see \"Other versions\" below.\n\n### Details\n\nv2.52.1 introduced `validateDomain` in `middleware/cors/utils.go` (f0cd3b44, part of the fix for GHSA-fmg4-x8pw-hjhg). It strips scheme and port from both sides and then checks only the suffix, with `trimmedPattern = \"example.com\"`, so the character before the suffix is never checked:\n\n```go\nif strings.HasPrefix(normalizedPattern, \"*.\") {\n\ttrimmedPattern := normalizedPattern[2:]\n\tif strings.HasSuffix(normalizedDomain, trimmedPattern) {\n\t\tif normalizedDomain != trimmedPattern {\n\t\t\tif strings.TrimSuffix(normalizedDomain, trimmedPattern) != \"\" {\n\t\t\t\treturn true\n\t\t\t}\n\t\t}\n\t}\n}\n```\n\nv2.5","public_affected_ranges":[">= 2.52.1, <= 2.52.2"]}],"null_published_at":"2026-10-31T22:13:27.126Z","source_updated_at":"2026-10-30T22:58:08.000Z","source_disclosed_at":"2026-10-30T22:58:05.000Z","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":"2026-10-31T21:55:49.621Z"}],"next_cursor":null,"snapshot_revision":"42594"}