{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-45012: Apostrophe has authenticated SSRF in rich-text widget import via @apostrophecms/area/validate-widget","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-45012","status":"final","version":"1","initial_release_date":"2026-06-12T20:44:48.842Z","current_release_date":"2026-06-12T20:44:48.842Z","revision_history":[{"date":"2026-06-12T20:44:48.842Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"ApostropheCMS is an open-source Node.js content management system. Versions up to and including 4.29.0 contain an authenticated server-side request forgery (SSRF) in the rich-text widget import flow. An authenticated user who can submit/edit rich-text widget content can cause the server to fetch attacker-controlled URLs during widget validation. For image-compatible responses, the fetched content can be persisted and re-hosted by Apostrophe, allowing response exfiltration. As of time of publication, no known patched versions are available.","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-45012 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-45012"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-45012"},{"category":"external","summary":"https://github.com/apostrophecms/apostrophe/security/advisories/GHSA-pr28-mf3q-qpg6","url":"https://github.com/apostrophecms/apostrophe/security/advisories/GHSA-pr28-mf3q-qpg6"}]},"product_tree":{"branches":[{"category":"vendor","name":"apostrophecms","branches":[{"category":"product_name","name":"apostrophe","branches":[{"category":"product_version","name":"<= 4.29.0","product":{"name":"apostrophecms apostrophe <= 4.29.0","product_id":"CSAFPID-1","product_identification_helper":{"cpe":"cpe:2.3:a:apostrophecms:apostrophe:\\<\\=_4.29.0:*:*:*:*:*:*:*"}}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-45012","title":"Apostrophe has authenticated SSRF in rich-text widget import via @apostrophecms/area/validate-widget","notes":[{"category":"description","text":"ApostropheCMS is an open-source Node.js content management system. Versions up to and including 4.29.0 contain an authenticated server-side request forgery (SSRF) in the rich-text widget import flow. An authenticated user who can submit/edit rich-text widget content can cause the server to fetch attacker-controlled URLs during widget validation. For image-compatible responses, the fetched content can be persisted and re-hosted by Apostrophe, allowing response exfiltration. As of time of publication, no known patched versions are available.","title":"CVE description"}],"product_status":{"known_affected":["CSAFPID-1"]},"scores":[{"cvss_v3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L","baseScore":7.6,"baseSeverity":"HIGH"},"products":["CSAFPID-1"]}],"remediations":[{"category":"none_available","details":"No fixed version is published yet. Monitor the upstream advisory.","product_ids":["CSAFPID-1"]}]}]}