{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-47899: Arbitrary File Read, Write, Rename, and Delete in Logseq","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-47899","status":"final","version":"1","initial_release_date":"2026-06-09T13:23:44.532Z","current_release_date":"2026-06-09T14:39:12.823Z","revision_history":[{"date":"2026-06-09T13:23:44.532Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"The Electron preload script in Logseq exposes an API method that allows the renderer process to invoke IPC handlers without proper path validation. An attacker with JavaScript execution in the renderer (e.g. via XSS or a malicious plugin), can read, write, or delete arbitrary files on the user's system.\nWhile only version v0.10.15 was tested and confirmed as vulnerable, status of other versions is unknown since this issue was not addressed by a patch.","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-47899 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-47899"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-47899"},{"category":"external","summary":"cert.pl","url":"https://cert.pl/en/posts/2026/06/CVE-2026-9279/"},{"category":"external","summary":"logseq.com","url":"https://logseq.com/"}]},"product_tree":{"branches":[{"category":"vendor","name":"logseq","branches":[{"category":"product_name","name":"logseq","branches":[{"category":"product_version_range","name":"<=0.10.15","product":{"name":"logseq logseq <=0.10.15","product_id":"CSAFPID-1","product_identification_helper":{"cpe":"cpe:2.3:a:logseq:logseq:*:*:*:*:*:*:*:*"}}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-47899","title":"Arbitrary File Read, Write, Rename, and Delete in Logseq","notes":[{"category":"description","text":"The Electron preload script in Logseq exposes an API method that allows the renderer process to invoke IPC handlers without proper path validation. An attacker with JavaScript execution in the renderer (e.g. via XSS or a malicious plugin), can read, write, or delete arbitrary files on the user's system.\nWhile only version v0.10.15 was tested and confirmed as vulnerable, status of other versions is unknown since this issue was not addressed by a patch.","title":"CVE description"}],"product_status":{"known_affected":["CSAFPID-1"]},"scores":[{"cvss_v4":{"version":"4.0","vectorString":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N","baseScore":8.7,"baseSeverity":"HIGH"},"products":["CSAFPID-1"]}],"remediations":[{"category":"none_available","details":"No fixed version is published yet. Monitor the upstream advisory.","product_ids":["CSAFPID-1"]}]}]}