CVE-2026-92794 OpenSign - Authentication Bypass

OpenSign through 2.41.3 contains an information disclosure vulnerability caused by failure to validate caller identity in the getDocument cloud function when one-time-password verification is disabled, letting attackers retrieve complete document details without authentication.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.59% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published
16 September 2026
Updated
15 October 2026
Weakness
CWE-862

Vendor fix

Update to the latest version that enforces caller identity validation and one-time-password verification.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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