CVE-2026-47899

Arbitrary File Read, Write, Rename, and Delete in Logseq

Published Jun 9, 2026 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
Description
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.
While 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.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Logseq
Logseq logseq
Vendors & Products Logseq
Logseq logseq
Type Values Removed Values Added
Description 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. While 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 Arbitrary File Read, Write, Rename, and Delete in Logseq
Weaknesses CWE-749
References
Metrics cvssV4_0

{'score': 8.7, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
CERT-PL
Published
Updated
Jun 9, 2026, 2:39 PM
Reserved
May 20, 2026, 2:37 PM
Status
Deferred
Published
Jun 9, 2026, 2:16 PM
Modified
Jul 23, 2026, 8:10 AM