CVE-2026-88111 | BDVDB-2026-403353 Detail

MicrosoftMicrosoft SQL Server 2022 for x64-based Systems (CU27)

Description#

Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code over a network.

Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.

No public exploit known

7.5 High

Not available

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Memory Corruption

No specific action is recorded in the source data. Check the references for vendor guidance.

Not available

7.5 High

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

Not available

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).