{"items":[{"id":"NVI-00016358","kind":"vulnerability","title":"@apostrophecms/file pretty-URL Vulnerable to Unauthenticated SSRF via Host header","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-34pj-2622-jvxq","CVE-2026-53607"],"plain_summary":"GitHub lists this reviewed advisory for apostrophe. 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-004dac9c9adb5f11ef81b0bd169ff213"],"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":"2026-07-31T21:51:42.000Z","value":"3.7 low","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-6a97ea82fdaf31da33bbb20764ad4d57"},{"kind":"CVSS","as_of":"2026-10-25T23:10:00.167Z","value":"3.7 LOW (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-004dac9c9adb5f11ef81b0bd169ff213"}],"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-6a97ea82fdaf31da33bbb20764ad4d57","url":"https://github.com/advisories/GHSA-34pj-2622-jvxq","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-34pj-2622-jvxq","publisher":"GitHub Advisory Database","observed_at":"2026-11-03T09:58:33.950Z"},{"id":"sr-004dac9c9adb5f11ef81b0bd169ff213","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53607","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-53607","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-08T01:48:05.462Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-6a97ea82fdaf31da33bbb20764ad4d57"],"technology":"apostrophe","known_exclusions":[],"conditions_summary":"### Summary\n\nWhen `prettyUrls: true` is enabled on `@apostrophecms/file` (a documented SEO\nfeature for serving uploaded files at clean URLs), the public pretty-URL\nhandler builds the upstream URL using the raw `Host` HTTP request header:\n\n```js\nproxyUrl = `${req.protocol}://${req.get('host')}${uglyUrl}`\n```\n\nThat URL is then `fetch`'ed and the response body + headers are streamed\nstraight back to the requester. Because `Host` is fully attacker-controlled,\nan **unauthenticated remote** attacker can pivot the apostrophe process to\nissue outbound HTTP requests against any host it can reach on the private\nnetwork. The path component is constrained to\n`/uploads/attachments/-.` (built from a local-DB lookup),\nwhich keeps the impact narrow: cross-instance data exfiltration is\nneutralised by cuid uniqueness, but blind-SSRF residuals remain\n(network-topology mapping via response-code / timing differences and\nverbose proxy/WAF 404 body disclosure). Verified on `apostrophe@4.30.0`\n(latest); no fixed release exists.\n\n- **Affected:** `apostrophe <= 4.30.0` when `@apostrophecms/file` is\n  configured with `prettyUrls: true` and uploadfs is **local** (the default;\n  S3/CDN deploym","public_affected_ranges":["<= 4.30.0"]}],"null_published_at":"2026-11-08T19:53:44.014Z","source_updated_at":"2026-07-31T21:51:42.000Z","source_disclosed_at":"2026-07-31T21:51:41.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-11-03T09:58:33.950Z"},{"id":"NVI-00016358","kind":"vulnerability","title":"@apostrophecms/file pretty-URL Vulnerable to Unauthenticated SSRF via Host header","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-34pj-2622-jvxq","CVE-2026-53607"],"plain_summary":"GitHub lists this reviewed advisory for apostrophe. 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-6a97ea82fdaf31da33bbb20764ad4d57"],"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":"2026-07-31T21:51:42.000Z","value":"3.7 low","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-6a97ea82fdaf31da33bbb20764ad4d57"}],"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-6a97ea82fdaf31da33bbb20764ad4d57","url":"https://github.com/advisories/GHSA-34pj-2622-jvxq","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-34pj-2622-jvxq","publisher":"GitHub Advisory Database","observed_at":"2026-11-03T09:58:33.950Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-6a97ea82fdaf31da33bbb20764ad4d57"],"technology":"apostrophe","known_exclusions":[],"conditions_summary":"### Summary\n\nWhen `prettyUrls: true` is enabled on `@apostrophecms/file` (a documented SEO\nfeature for serving uploaded files at clean URLs), the public pretty-URL\nhandler builds the upstream URL using the raw `Host` HTTP request header:\n\n```js\nproxyUrl = `${req.protocol}://${req.get('host')}${uglyUrl}`\n```\n\nThat URL is then `fetch`'ed and the response body + headers are streamed\nstraight back to the requester. Because `Host` is fully attacker-controlled,\nan **unauthenticated remote** attacker can pivot the apostrophe process to\nissue outbound HTTP requests against any host it can reach on the private\nnetwork. The path component is constrained to\n`/uploads/attachments/-.` (built from a local-DB lookup),\nwhich keeps the impact narrow: cross-instance data exfiltration is\nneutralised by cuid uniqueness, but blind-SSRF residuals remain\n(network-topology mapping via response-code / timing differences and\nverbose proxy/WAF 404 body disclosure). Verified on `apostrophe@4.30.0`\n(latest); no fixed release exists.\n\n- **Affected:** `apostrophe <= 4.30.0` when `@apostrophecms/file` is\n  configured with `prettyUrls: true` and uploadfs is **local** (the default;\n  S3/CDN deploym","public_affected_ranges":["<= 4.30.0"]}],"null_published_at":"2026-11-04T10:04:27.935Z","source_updated_at":"2026-07-31T21:51:42.000Z","source_disclosed_at":"2026-07-31T21:51:41.000Z","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":"2026-11-03T09:58:33.950Z"}],"next_cursor":null,"snapshot_revision":"42594"}