CVE-2026-72543

An insecure direct object reference vulnerability in OpenSignLabs OpenSign through 2.37.0 allows unauthenticated remote attackers to retrieve any contact record via the getcontact Parse cloud function. The function executes with useMasterKey and performs no authentication or authorization checks...

CVE-2026-72549

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 authentication before resolving and returning...

EUVD-2026-56019

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 authentication before resolving and returning...

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 authentication before resolving and returning...

CVE-2026-72549

OpenSignLabs OpenSign (through version 2.37.0) contains an information disclosure vulnerability in the getUserId Parse cloud function. The function performs no authentication before resolving and returning the internal user objectId, enabling unauthenticated remote attackers to map any email addr...

CVE-2026-72548 OpenSignLabs OpenSign - Information Disclosure

An information disclosure vulnerability in OpenSignLabs OpenSign through 2.37.0 allows unauthenticated remote attackers to retrieve any organisation tenant record via the gettenant Parse cloud function. The function accepts a contactId parameter and returns the full tenant record without...

CVE-2026-72548

OpenSignLabs OpenSign (up to version 2.37.0) contains an information disclosure vulnerability in the gettenant Parse cloud function. The function accepts a contactId parameter and returns the full tenant record without authentication/authorization checks, enabling unauthenticated remote attackers...

CVE-2026-72548

An information disclosure vulnerability in OpenSignLabs OpenSign through 2.37.0 allows unauthenticated remote attackers to retrieve any organisation tenant record via the gettenant Parse cloud function. The function accepts a contactId parameter and returns the full tenant record without...

EUVD-2026-56018

An information disclosure vulnerability in OpenSignLabs OpenSign through 2.37.0 allows unauthenticated remote attackers to retrieve any organisation tenant record via the gettenant Parse cloud function. The function accepts a contactId parameter and returns the full tenant record without...

CVE-2026-72545 OpenSignLabs OpenSign - Insecure Direct Object Reference

An insecure direct object reference vulnerability in OpenSignLabs OpenSign through 2.37.0 allows unauthenticated remote attackers to write to any contact record via the updatecontacttour Parse cloud function. The function performs no authentication or authorization before updating the target...

CVE-2026-72545

OpenSignLabs OpenSign (affected up to v2.37.0) has an Insecure Direct Object Reference via the updatecontacttour Parse cloud function. The function performs no authentication or authorization, allowing unauthenticated remote attackers to write to any user contact record, potentially corrupting or...

CVE-2026-72545

An insecure direct object reference vulnerability in OpenSignLabs OpenSign through 2.37.0 allows unauthenticated remote attackers to write to any contact record via the updatecontacttour Parse cloud function. The function performs no authentication or authorization before updating the target...

CVE-2026-72544

OpenSignLabs OpenSign ≤ 2.37.0 has an integrity verification flaw in the triggerevent Parse cloud function. It accepts viewer identity and IP address as caller-supplied parameters without authentication, allowing unauthenticated remote attackers to forge document audit-trail entries. This enables...

CVE-2026-72544

An integrity verification vulnerability in OpenSignLabs OpenSign through 2.37.0 allows unauthenticated remote attackers to forge document audit-trail entries via the triggerevent Parse cloud function. The function accepts viewer identity and IP address as caller-supplied parameters without...

EUVD-2026-56014

An integrity verification vulnerability in OpenSignLabs OpenSign through 2.37.0 allows unauthenticated remote attackers to forge document audit-trail entries via the triggerevent Parse cloud function. The function accepts viewer identity and IP address as caller-supplied parameters without...

CVE-2026-72544 OpenSignLabs OpenSign - Insufficient Verification of Data Authenticity

An integrity verification vulnerability in OpenSignLabs OpenSign through 2.37.0 allows unauthenticated remote attackers to forge document audit-trail entries via the triggerevent Parse cloud function. The function accepts viewer identity and IP address as caller-supplied parameters without...

CVE-2026-72543 OpenSignLabs OpenSign - Insecure Direct Object Reference

An insecure direct object reference vulnerability in OpenSignLabs OpenSign through 2.37.0 allows unauthenticated remote attackers to retrieve any contact record via the getcontact Parse cloud function. The function executes with useMasterKey and performs no authentication or authorization checks...

CVE-2026-72543

OpenSignLabs OpenSign (up to version 2.37.0) is affected by an Insecure Direct Object Reference (IDOR) through the getcontact Parse cloud function. The function runs with the useMasterKey and performs no authentication or authorization checks, allowing unauthenticated remote attackers to enumerat...

EUVD-2026-55531

An authentication bypass vulnerability in OpenSignLabs opensignserver through 2.37.0 allows an unauthenticated remote attacker to mint MASTERKEY-signed file access tokens for arbitrary stored files via the getsignedurl Parse cloud function. The function skips its isAuthenticated check whenever an...