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Multiple Vulnerabilities Disclosed in Connector/C and Connector/ODBC

Multiple Vulnerabilities Disclosed in Connector/C and Connector/ODBC

First seen 5 Nov 2026, 20:48 UTC • •
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ThreatCluster AI
ThreatCluster •November 5, 2026 at 20:48 UTC
  • •Multiple vulnerabilities reported in Connector/C and Connector/ODBC.
  • •Issues include SQL injection and buffer overflow risks.
  • •Patches are anticipated; immediate action is recommended.

Recent disclosures reveal multiple vulnerabilities in Connector/C and Connector/ODBC affecting various systems. These include a stack buffer overflow, SQL injection risks, and authentication bypasses, primarily submitted by researcher Yalguun Tumenkhuu. Notably, the vulnerabilities allow unauthorized access to sensitive data and could lead to significant exploitation if not addressed. The flaws were reported on November 4, 2026, and are currently under review for potential. Affected systems include those utilizing the affected database connectors, with patches expected soon. Security professionals are urged to monitor these vulnerabilities closely and apply updates as they become available.

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Timeline

2026-11-03
Unauthenticated access vulnerability disclosed
A report highlighted unauthenticated access to employee-only endpoints, exposing merchant metadata.
Redpacketsecurity
2026-11-04
Vulnerabilities reported
Multiple vulnerabilities in Connector/C and Connector/ODBC were disclosed, including buffer overflows and SQL injection risks.
Redpacketsecurity
2026-11-04
Researcher submissions
Yalguun Tumenkhuu submitted several reports detailing vulnerabilities affecting database connectors.
Redpacketsecurity

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Common questions

What specific vulnerabilities were disclosed?
The vulnerabilities include buffer overflows, SQL injection risks, and authentication bypasses in Connector/C and Connector/ODBC.
Are these vulnerabilities actively exploited?
Currently, there is no confirmed active exploitation reported, but vigilance is advised.
What should organizations do now?
Organizations should monitor for updates and prepare to apply patches as they are released.