CVE-2026-92794

OpenSign through 2.41.3 fails to validate caller identity in the getDocument cloud function when one-time-password verification is disabled. Attackers can supply a document identifier from guest signing links to retrieve complete document details including all signers' information, sender identity, and valid download tokens without authentication.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/OpenSignLabs/OpenSign
https://github.com/OpenSignLabs/OpenSign/blob/v2.41.0/apps/OpenSignServer/cloud/parsefunction/getDocument.js#L20-L32
https://github.com/OpenSignLabs/OpenSign/issues/2218
https://www.vulncheck.com/advisories/opensign-through-2.41.3-information-disclosure-via-getdocument

Configurations

No configuration.

History

16 Sep 2026, 21:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-09-16 21:17

Updated : 2026-09-22 20:43

NVD link : CVE-2026-92794

Mitre link : CVE-2026-92794

CVE.ORG link : CVE-2026-92794

JSON object : View

Products Affected

No product.

CWE

CWE-862

Missing Authorization

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