CVE-2025-65104
HIGHFirebird: Information leak vulnerability in firebird3 client when used with newer server
Title source: cnaDescription
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.
References (2)
Core 2
Core References
X_Refsource_Confirm x_refsource_confirm
https://github.com/FirebirdSQL/firebird/security/advisories/GHSA-mfpr-9886-xjhg
X_Refsource_Misc x_refsource_misc
https://github.com/FirebirdSQL/firebird/releases/tag/v4.0.0
Scores
CVSS v3
7.9
EPSS
0.0019
EPSS Percentile
8.2%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:L
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-200
Status
published
Products (2)
firebirdsql/firebird
< 3.0.14
FirebirdSQL/firebird
< 4.0.0
Published
Apr 17, 2026
Tracked Since
Apr 18, 2026