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CVE-2026-14739

42
FAUCET Score

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.

First published: Jul 7, 2026Last modified: Jul 7, 2026

Impacted Technologies

VendorProductVersion(s)CPE
< 1.650CPE matchmatch criteria
cpe:2.3:a:perl:dbi:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.39%
Probability of exploitation in next 30 days
EPSS Percentile
31.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0039 is in the 9th percentile among its peer group of 36,835 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

github_advisorypatch availablevia nvd_reference
View patch
microsoftpatch availablevia msrc
Product: azl3 perl-DBI 1.643-5 on Azure Linux 3.0Fixed in: 1.650-1
microsoftpatch availablevia msrc
Product: 21575-17084Fixed in: 1.650-1

Vendor Advisories (1)

microsoft2026-Jul/CVE-2026-14739Important

DBI versions before 1.650 for Perl have a heap overflow when preparsing SQL statements with an extreme number of placeholders

Jul 2, 2026

References

github.com / perl5-dbi/dbi/commit/2b77c88b655e9539a592c71a61fb965fc0075395.patch
Patch
metacpan.org / release/HMBRAND/DBI-1.650/changes
Release Notes
cve.org / CVERecord
Not Applicable