CVE-2026-9698: DBI versions before 1.648 for Perl saved errors in a limited-sized buffer

highCVSS 8.8CVE-2026-9698

CSIRTS triage

vendor: Perl product: DBIOtheraffected: before 1.648

What: DBI versions before 1.648 save errors in a limited-sized buffer, leading to potential overflow.
Who is affected: Users of DBI versions prior to 1.648.
Urgency: Remediation is urgent due to the high severity and potential for buffer overflow.
Action: Upgrade to DBI version 1.648 or later to resolve this issue.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source: Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity: high — CVSS 8.8
Published: 2026-06-09
Exploitation: Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-9698

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-96980.38% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 30% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-9698	coverage & exploitation status	NVD · CVE.org

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Recent advisories for DBI

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