CVE-2026-103398 PUBLISHED

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

Assigner: VulnCheck
Reserved: 30.09.2026 Published: 30.09.2026 Updated: 30.09.2026

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.

CVSS 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
CVSS Score: 8.6

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	None
Attack Complexity	Low	Integrity	High	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	Low
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
CVSS Score: 8.1

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	Low	Integrity Impact	High
User Interaction	None	Availability Impact	None

CVSS 3.1

Product Status

Vendor	Liquid-co
Product	OpenSave
Versions	Default: unaffected affected from 0 to 2.4.0 (incl.)

CVE-2026-103398 PUBLISHED

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

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Product Status

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Problem Types