CVE-2026-72548 json
OpenSignLabs OpenSign - Information Disclosure
published 3mo ago modified 18d ago also EUVD-2026-56018
- cvss
- 7.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.6%
- EPSS 0.6% chance of exploitation in 30 days, percentile 49%
- public exploits
- 0
- none known
Summary
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.
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- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 3mo ago
Exploit prediction
0.61% chance of exploitation in the next 30 days, higher than 49% of all scored CVEs (FIRST EPSS, 2026-11-11).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
Affected products
- OpenSignLabs OpenSign
Classification
- Weakness
-
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
References
Sources
- CVE List CVE-2026-72548
- NVD CVE-2026-72548
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