CVE-2026-14739
published 2026-07-07CVE-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…
PriorityP353critical9.8CVSS 3.1
AVNACLPRNUINSUCHIHAH
EPSS
0.40%
31.9th percentile
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.
Affected
2 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| perl-dbi_1.641 | perl-dbi | — | — |
| perl | dbi | < 1.650 | 1.650 |
CVSS provenance
nvdv3.19.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
vendor_redhat9.8CRITICAL
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VulDB
HMBRAND DBI up to 1.649 on Perl SQL Statement Preparser out-of-bounds write (Nessus ID 325634)
vuldb·2026-07-08·CVSS 9.8
CVE-2026-14739 [CRITICAL] HMBRAND DBI up to 1.649 on Perl SQL Statement Preparser out-of-bounds write (Nessus ID 325634)
A vulnerability was found in HMBRAND DBI up to 1.649 on Perl. It has been classified as critical. Affected is an unknown function of the component SQL Statement Preparser. Performing a manipulation results in out-of-bounds write.
This vulnerability is known as CVE-2026-14739. Remote exploitation of the attack is possible. No exploit is available.
Upgrading the affected component is recommended.
GHSA
DBI versions before 1.650 for Perl have a heap overflow when preparsing SQL statements with an extreme number of placeholders.
ghsa_unreviewed·2026-07-08·CVSS 9.8
CVE-2026-14739 [CRITICAL] CWE-787 DBI versions before 1.650 for Perl have a heap overflow when preparsing SQL statements with an extreme number of placeholders.
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.
Red Hat
DBI: DBI: Heap overflow when preparsing SQL statements with excessive placeholders
vendor_redhat·2026-07-07·CVSS 9.8
CVE-2026-14739 [CRITICAL] CWE-131 DBI: DBI: Heap overflow when preparsing SQL statements with excessive placeholders
DBI: DBI: Heap overflow when preparsing SQL statements with excessive placeholders
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.
A flaw was found in DBI for Perl. This vulnerability, a heap overflow, occurs when the software attempts to preparse SQL statements containing an extremely large number of placeholders. This could allow a remote attacker to cause a denial of service or potentially execute arbitrary code.
Statement: This vulnerability in DBI for Perl is rated as Important. A heap overflow can occur when processing SQL statements with
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2026-14739 perl-DBI: DBI: Heap overflow when preparsing SQL statements with excessive placeholders [fedora-all]
bugzilla·2026-07-08·CVSS 9.8
CVE-2026-14739 [CRITICAL] CVE-2026-14739 perl-DBI: DBI: Heap overflow when preparsing SQL statements with excessive placeholders [fedora-all]
CVE-2026-14739 perl-DBI: DBI: Heap overflow when preparsing SQL statements with excessive placeholders [fedora-all]
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.
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.
Bugzilla
CVE-2026-14739 DBI: DBI: Heap overflow when preparsing SQL statements with excessive placeholders
bugzilla·2026-07-07·CVSS 9.8
CVE-2026-14739 [CRITICAL] CVE-2026-14739 DBI: DBI: Heap overflow when preparsing SQL statements with excessive placeholders
CVE-2026-14739 DBI: DBI: Heap overflow when preparsing SQL statements with excessive placeholders
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.
2026-07-07
Published