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 authentication or authorization checks. An attacker can enumerate and disclose tenant configuration data for any organisation in the system.
Metrics
Affected Vendors & Products
References
| Link | Providers |
|---|---|
| https://github.com/OpenSignLabs/OpenSign |
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History
Thu, 13 Aug 2026 11:00:00 +0000
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| First Time appeared |
Opensignlabs
Opensignlabs opensignserver |
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| Vendors & Products |
Opensignlabs
Opensignlabs opensignserver |
Tue, 11 Aug 2026 15:30:00 +0000
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| Metrics |
ssvc
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Tue, 11 Aug 2026 11:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | 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 authentication or authorization checks. An attacker can enumerate and disclose tenant configuration data for any organisation in the system. | |
| Title | OpenSignLabs OpenSign - Information Disclosure | |
| Weaknesses | CWE-200 | |
| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: TuranSec
Published: 2026-08-11T11:09:58.964Z
Updated: 2026-08-11T15:10:49.615Z
Reserved: 2026-08-10T10:32:49.081Z
Link: CVE-2026-72548
Updated: 2026-08-11T15:10:43.342Z
Status : Deferred
Published: 2026-08-11T12:17:40.357
Modified: 2026-09-03T17:51:46.420
Link: CVE-2026-72548
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