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OpenAdvisories

Vendor

OpenSignLabs

10 known vulnerabilities.

Products

OpenSign 6 opensignserver 4
All Critical High Medium Low Exploited only Public exploit

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  • Medium 5.3
    CVE-2026-72549

    OpenSignLabs OpenSign - Information Disclosure

    An information disclosure vulnerability in OpenSignLabs OpenSign through 2.37.0 allows unauthenticated remote attackers to map any email address or username to its internal user objectId via the getUserId Parse cloud function. The function performs no authent…

    OpenSignLabs OpenSign