CVE-2026-14739

DBI versions before 1.650 for Perl have a heap overflow when preparsing SQL statements with an extreme number of placeholders. The fix for CVE-2026-10879 did not allocate enough memory to handle approximately 1.2-million placeholders. DBI version 1.650 sets a hard limit of 99,999 placeholders.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/perl5-dbi/dbi/commit/2b77c88b655e9539a592c71a61fb965fc0075395.patch	Patch
https://metacpan.org/release/HMBRAND/DBI-1.650/changes	Release Notes
https://www.cve.org/CVERecord?id=CVE-2026-10879	Not Applicable

Configurations

Configuration 1 (hide)

cpe:2.3:a:perl:dbi:*:*:*:*:*:*:*:*

History

25 Oct 2026, 20:10

Type	Values Removed	Values Added
Summary		(es) Las versiones de DBI anteriores a la 1.650 para Perl tienen un desbordamiento de montículo al preanalizar sentencias SQL con un número extremo de marcadores de posición. La corrección para CVE-2026-10879 no asignó suficiente memoria para manejar aproximadamente 1.2 millones de marcadores de posición. La versión 1.650 de DBI establece un límite estricto de 99.999 marcadores de posición.

Information

Published : 2026-07-07 23:16

Updated : 2026-10-25 20:10

NVD link : CVE-2026-14739

Mitre link : CVE-2026-14739

CVE.ORG link : CVE-2026-14739

JSON object : View

Products Affected

perl

dbi

CWE

CWE-787

Out-of-bounds Write

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