CVE-2026-103398

OpenSave through 2.4.0 Arbitrary File Read and Write via Peer-Controlled Save Path

Published Sep 30, 2026 CVSS 4.0 · 8.6 High EPSS < 1% KEV · Not listed
Description
OpenSave through 2.4.0 fails to properly validate save paths supplied by paired peers in the manifest request handler. Attackers can specify arbitrary directories outside configured save locations to read and write files through manifest and sync routes.

Remediation

No solution or workaround provided in the CVE record

Tracking

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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 Liquid-co
Liquid-co opensave
Vendors & Products Liquid-co
Liquid-co opensave
Type Values Removed Values Added
Description OpenSave through 2.4.0 fails to properly validate save paths supplied by paired peers in the manifest request handler. Attackers can specify arbitrary directories outside configured save locations to read and write files through manifest and sync routes.
Title OpenSave through 2.4.0 Arbitrary File Read and Write via Peer-Controlled Save Path
Weaknesses CWE-73
References
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N'}

cvssV4_0

{'score': 8.6, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Oct 1, 2026, 2:50 PM
Reserved
Sep 30, 2026, 2:28 PM
Status
Deferred
Published
Sep 30, 2026, 3:22 PM
Modified
Sep 30, 2026, 5:32 PM