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.
History

Fri, 18 Sep 2026 07:30:00 +0000

Type Values Removed Values Added
First Time appeared Opensignlabs
Opensignlabs opensign
Vendors & Products Opensignlabs
Opensignlabs opensign

Thu, 17 Sep 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 16 Sep 2026 20:45:00 +0000

Type Values Removed Values Added
Description 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.
Title OpenSign through 2.41.3 Information Disclosure via getDocument
Weaknesses CWE-862
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published: 2026-09-16T20:32:48.996Z

Updated: 2026-09-17T19:24:36.703Z

Reserved: 2026-09-16T19:40:20.554Z

Link: CVE-2026-92794

cve-icon Vulnrichment

Updated: 2026-09-17T19:15:42.887Z

cve-icon NVD

Status : Deferred

Published: 2026-09-16T21:17:29.073

Modified: 2026-09-22T20:43:58.793

Link: CVE-2026-92794

cve-icon Redhat

No data.