CVE-2016-6531
** DISPUTED ** Open Dental 16.1 and earlier has a hardcoded MySQL root password, which allows...
CVE-2016-6531 is a critical vulnerability (CVSS 9.8) in Opendental, published September 24, 2016. Its validity is disputed. EPSS puts the chance of exploitation in the next 30 days at 2.49%, the 84th percentile.
Open Dental 16.1 and earlier has a hardcoded MySQL root password, which allows remote attackers to obtain administrative access by leveraging access to intranet TCP port 3306. NOTE: the vendor disputes this issue, stating that the "vulnerability note ... is factually false ... there is indeed a default blank password, but it can be changed ... We recommend that users change it, each customer receives direction.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List
Open Dental 16.1 and earlier has a hardcoded MySQL root password, which allows remote attackers to obtain administrative access by leveraging access to intranet TCP port 3306. NOTE: the vendor disputes this issue, stating that the "vulnerability note ... is factually false ... there is indeed a default blank password, but it can be changed ... We recommend that users change it, each customer receives direction.
- Record
CVE-2016-6531- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
EUVDEUVD-2016-7452
Open Dental 16.1 and earlier has a hardcoded MySQL root password, which allows remote attackers to obtain administrative access by leveraging access to intranet TCP port 3306. NOTE: the vendor disputes this issue, stating that the "vulnerability note ... is factually false ... there is indeed a default blank password, but it can be changed ... We recommend that users change it, each customer receives direction.
- Record
EUVD-2016-7452- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-7j86-635w-m5fj
** DISPUTED ** Open Dental 16.1 and earlier has a hardcoded MySQL root password, which allows...
** DISPUTED ** Open Dental 16.1 and earlier has a hardcoded MySQL root password, which allows remote attackers to obtain administrative access by leveraging access to intranet TCP port 3306. NOTE: the vendor disputes this issue, stating that the "vulnerability note ... is factually false ... there is indeed a default blank password, but it can be changed ... We recommend that users change it, each customer receives direction."
- Record
GHSA-7j86-635w-m5fj- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
NVD
Open Dental 16.1 and earlier has a hardcoded MySQL root password, which allows remote attackers to obtain administrative access by leveraging access to intranet TCP port 3306. NOTE: the vendor disputes this issue, stating that the "vulnerability note ... is factually false ... there is indeed a default blank password, but it can be changed ... We recommend that users change it, each customer receives direction.
- Record
CVE-2016-6531- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-255
- Updated
- 2026-11-02
Affected products
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD |