CVE-2026-88816 DBI Perl - Denial of Service

DBI for Perl < 1.654 contains a segmentation fault caused by treating numeric FetchHashKeyName values as strings in fetchrow_hashref, letting attackers cause a denial of service, exploit requires setting FetchHashKeyName to a numeric value.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.62% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Denial of Service
Impact
Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
28 September 2026
Updated
15 October 2026
Weakness
CWE-843

Vendor fix

Upgrade to version 1.654 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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