CVE-2026-72691

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...

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...

CVE-2026-72691

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...

CVE-2026-72691

OpenSignLabs opensignserver (up to version 2.37.0) has an authentication bypass vulnerability. An unauthenticated remote attacker can mint MASTER_KEY-signed file access tokens for arbitrary stored files via the getsignedurl cloud function. The function bypasses its isAuthenticated check when any ...

PT-2026-69832

Name of the Vulnerable Software and Affected Versions opensignserver versions prior to 2.37.1 Description An authentication bypass exists in the getsignedurl Parse cloud function. The function fails to perform the isAuthenticated check when a docId parameter is provided, regardless of whether the...

CVE-2026-72691: Authentication Bypass Using an Alternate Path or Channel

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...