DBI versions before 1.648 for Perl saved errors in a limited-sized buffer

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Summary

CVECVE-2026-9698
StatePUBLISHED
AssignerCPANSec
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-06-09 08:16:29 UTC
Updated2026-06-09 17:20:05 UTC
DescriptionDBI versions before 1.648 for Perl saved errors in a limited-sized buffer. Error messages that were returned when RaiseError, PrintError or HandleError were set were written to a 200-byte buffer without a length limit. Attackers that can influence the error text in an application can trigger a buffer overflow.

Risk And Classification

Primary CVSS: v3.1 9.8 CRITICAL from [email protected]

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

EPSS: 0.007100000 probability, percentile 0.485660000 (date 2026-06-16)

Problem Types: CWE-787 | CWE-787 CWE-787 Out-of-bounds Write

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary9.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.1ADPDECLARED7.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary7.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Perl Dbi All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA HMBRAND DBI affected 1.648 custom Not specified

References

ReferenceSourceLinkTags
github.com/perl5-dbi/dbi/commit/bfe5d73c162d2d1f761a639a0aa33aad6a9eb54e... 9b29abf9-4ab0-4765-b253-1875cd9b441e github.com Patch
metacpan.org/release/HMBRAND/DBI-1.648/changes 9b29abf9-4ab0-4765-b253-1875cd9b441e metacpan.org Release Notes
www.openwall.com/lists/oss-security/2026/06/09/9 af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Additional Advisory Data

SourceTimeEvent
CNA2026-04-25T00:00:00.000ZIssue reported to CPANSec.
CNA2026-05-27T00:00:00.000ZCommit fixed the issue in DBI.
CNA2026-06-04T00:00:00.000ZDBI 1.648 released.

Solutions

CNA: Upgrade to DBI 1.648 or later.

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