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.

Score

CVSS 3.1 9.8 Critical

Status

Analyzed - 9b29abf9-4ab0-4765-b253-1875cd9b441e

Published

2026-07-07

Last modified

2026-10-25

Weaknesses

CWE-787

Affected products

• Dbi (Hmbrand)
• Dbi (Perl)

References

• https://github.com/perl5-dbi/dbi/commit/2b77c88b655e9539a592c71a61fb965fc0075395.patch
• https://www.cve.org/CVERecord?id=CVE-2026-10879
• https://metacpan.org/release/HMBRAND/DBI-1.650/changes