PT-2026-33475 · Firebirdsql · Firebird

Published 2026-04-17 · Updated 2026-04-17 · CVE-2025-65104

Mitre

CVSS v3.1

7.9

High

AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:L

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.

Fix

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

CVE-2025-65104

Affected Products

Firebird

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2025-65104 · Security Note
• https://github.com/FirebirdSQL/firebird/security/advisories/GHSA-mfpr-9886-xjhg · Note
• https://github.com/FirebirdSQL/firebird/releases/tag/v4.0.0 · Note
• https://twitter.com/VulmonFeeds/status/2045232426868203549 · Twitter Post