CVE-2025-65104
Firebird: Information leak vulnerability in firebird3 client when used with newer server
CVSS Score
7.9
EPSS Score
0.0%
EPSS Percentile
0th
Firebird is an open-source relational database management system. In versions FB3 of the client library placed incorrect data length values into XSQLDA fields when communicating with FB4 or higher servers, resulting in an information leak. This issue is fixed by upgrading to the FB4 client or higher.
| CWE | CWE-200 |
| Vendor | firebirdsql |
| Product | firebird |
| Published | Apr 17, 2026 |
| Last Updated | Apr 17, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:L Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
Low
Integrity
High
Availability
Low
Affected Versions
FirebirdSQL / firebird
< 4.0.0