CVE-2026-28214

CVE-2026-28214 affects Firebird DBMS. The issue is in the ClumpletReader::getClumpletSize() when parsing a Wide type clumplet, which can overflow totalLength and cause an infinite loop. An authenticated user with INSERT privileges on any table can trigger a denial of service via a crafted Batch P...

CVE-2025-65104

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...

CVE-2026-27890 Firebird has Pre-Auth DOS when Processing Out of Order CNCT_specific_data Segments

Firebird is an open-source relational database management system. In versions prior to 5.0.4, 4.0.7 and 3.0.14, when processing CNCTspecificdata segments during authentication, the server assumes segments arrive in strictly ascending order. If segments arrive out of order, the Array class's grow...

CVE-2026-27890

Firebird CVE-2026-27890 is a pre-auth DoS flaw. In versions prior to 5.0.4, 4.0.7 and 3.0.14, during authentication the server assumes CNCT_specific_data segments arrive in strictly ascending order. If segments arrive out of order, the Array.grow() method computes a negative size, causing a SIGSE...

CVE-2026-27890

Firebird is an open-source relational database management system. In versions prior to 5.0.4, 4.0.7 and 3.0.14, when processing CNCTspecificdata segments during authentication, the server assumes segments arrive in strictly ascending order. If segments arrive out of order, the Array class's grow...

CVE-2026-28212

Firebird is an open-source relational database management system. In versions prior to 6.0.0, 5.0.4, 4.0.7 and 3.0.14, when processing an opslice network packet, the server passes an unprepared structure containing a null pointer to the SDLinfo function, resulting in a null pointer dereference an...

CVE-2026-28212 Firebird has potential server crash via null pointer dereference when processing op_slice packet

Firebird is an open-source relational database management system. In versions prior to 6.0.0, 5.0.4, 4.0.7 and 3.0.14, when processing an opslice network packet, the server passes an unprepared structure containing a null pointer to the SDLinfo function, resulting in a null pointer dereference an...

Firebird 安全漏洞

Firebird is a set of open-source, cross-platform relational database management systems provided by the Firebird Foundation, offering multiple ANSI SQL-92 features. Vulnerabilities exist in versions prior to Firebird 5.0.4, 4.0.7, and 3.0.14. These vulnerabilities stem from the xdrdatum function...

PT-2026-33477

Firebird is an open-source relational database management system. In versions prior to 6.0.0, 5.0.4, 4.0.7 and 3.0.14, when processing an op slice network packet, the server passes an unprepared structure containing a null pointer to the SDL info function, resulting in a null pointer dereference...

PT-2026-33480

Firebird is an open-source relational database management system. In versions prior to 5.0.4, 4.0.7 and 3.0.14, when the server receives an op crypt key callback packet without prior authentication, the port server crypt callback handler is not initialized, resulting in a null pointer dereference...

Firebird 安全漏洞

Firebird is a set of open-source, cross-platform relational database management systems provided by the Firebird Foundation, which include multiple ANSI SQL-92 functions. The Firebird FB3 version has a security vulnerability, which stems from an error in the placement of data length values when t...

PT-2026-33479

Firebird is an open-source relational database management system. In versions prior to 5.0.4, 4.0.7 and 3.0.14, the ClumpletReader::getClumpletSize function can overflow the totalLength value when parsing a Wide type clumplet, causing an infinite loop. An authenticated user with INSERT privileges...

Firebird 安全漏洞

Firebird is a set of open-source, cross-platform relational database management systems provided by the Firebird Foundation, which include multiple ANSI SQL-92 functions. Vulnerabilities exist in versions prior to Firebird 5.0.4, 4.0.7, and 3.0.14. These vulnerabilities stem from the assumption...

PT-2026-33475

Name of the Vulnerable Software and Affected Versions Firebird client library version FB3 Description The FB3 client library places incorrect data length values into XSQLDA fields when communicating with Firebird servers version FB4 or higher, which leads to an information leak. Recommendations...

Firebird 安全漏洞

Firebird is a set of open-source, cross-platform relational database management systems provided by the Firebird Foundation, offering multiple ANSI SQL-92 features. Vulnerabilities exist in versions prior to Firebird 5.0.4, 4.0.7, and 3.0.14. These vulnerabilities stem from the lack of validation...

CVE-2025-13776

Multiple Finka programs use hard-coded Firebird database credentials shared across all instances of this software. A malicious attacker in local network who knows default credentials is able to read and edit database content. This vulnerability has been fixed in version: Finka-FK 18.5, Finka-KPR...

CVE-2025-13776 Hard-coded database credentials in Finka software

Multiple Finka programs use hard-coded Firebird database credentials shared across all instances of this software. A malicious attacker in local network who knows default credentials is able to read and edit database content. This vulnerability has been fixed in version: Finka-FK 18.5, Finka-KPR...

CVE-2025-13776

Multiple Finka programs use hard-coded Firebird database credentials shared across all instances of this software. A malicious attacker in local network who knows default credentials is able to read and edit database content. This vulnerability has been fixed in version: Finka-FK 18.5, Finka-KPR...

CVE-2025-13776 Hard-coded database credentials in Finka software

Multiple Finka programs use hard-coded Firebird database credentials shared across all instances of this software. A malicious attacker in local network who knows default credentials is able to read and edit database content. This vulnerability has been fixed in version: Finka-FK 18.5, Finka-KPR...

PT-2026-21765

Name of the Vulnerable Software and Affected Versions Finka-FK versions prior to 18.5 Finka-KPR versions prior to 16.6 Finka-Płace versions prior to 13.4 Finka-Faktura versions prior to 18.3 Finka-Magazyn versions prior to 8.3 Finka-STW versions prior to 12.3 Description The Finka software suite...