CVE-2026-92794
OpenSign through 2.41.3 Information Disclosure via getDocument
CVSS Score
7.5
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-862 |
| Vendor | opensignlabs |
| Product | opensign |
| Published | Sep 16, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Affected Versions
OpenSignLabs / OpenSign
0 ≤ 2.41.3
References
github.com: https://github.com/OpenSignLabs/OpenSign/issues/2218 github.com: https://github.com/OpenSignLabs/OpenSign github.com: https://github.com/OpenSignLabs/OpenSign/blob/v2.41.0/apps/OpenSignServer/cloud/parsefunction/getDocument.js#L20-L32 vulncheck.com: https://www.vulncheck.com/advisories/opensign-through-2.41.3-information-disclosure-via-getdocument
Credits
George Chen