CVE-2026-92794
highOpenSign through 2.41.3 fails to validate caller identity in the getDocument cloud function when one-time-password verification is disabled.
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
7.5
7.5 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Severity source: NVD CVSS v3.1 (disclosure@vulncheck.com)
Timeline (UTC)
Published: 2026-09-16 21:17
Modified: 2026-09-22 20:43
NVD status: Deferred
Last synced 2 days ago
Verified against the source API 2026-10-27 06:54 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/OpenSignLabs/OpenSign disclosure@vulncheck.com
- https://github.com/OpenSignLabs/OpenSign/blob/v2.41.0/apps/OpenSignServer/cloud/parsefunct... disclosure@vulncheck.com
- https://github.com/OpenSignLabs/OpenSign/issues/2218 disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/opensign-through-2.41.3-information-disclosure-via-ge... disclosure@vulncheck.com
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 06:54 UTC · record ↗