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KB5122771

Security Update

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Fixed in

Fixes 52 records

Priority MEDIUM 45

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

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.00974 Published 2026-09-08 Fixed in 16.0.4275.2, 16.0.1200.5 +2 CWE-122
Priority MEDIUM 45

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

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.00974 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-122
Priority MEDIUM 43

Deserialization of untrusted data in SQL Server allows an authorized attacker to execute code over a network.

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.01694 Published 2026-09-08 Fixed in 15.0.4490.9, 15.0.2190.7 +4 CWE-502
Priority MEDIUM 42

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

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.00913 Published 2026-09-08 Fixed in 16.0.4275.2, 16.0.1200.5 CWE-122
Priority MEDIUM 42

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

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.00913 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-122
Priority MEDIUM 42

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

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.00913 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-122
Priority MEDIUM 42

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

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.00913 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-122
Priority MEDIUM 42

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

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.00913 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-122
Priority MEDIUM 42

Out-of-bounds read in SQL Server allows an unauthorized attacker to execute code over a network.

CVSS 3.1CRITICAL 9.0 Network No auth No interaction EPSS 0.00707 Published 2026-09-08 Fixed in 15.0.4490.9, 15.0.2190.7 +4 CWE-125
Priority MEDIUM 42

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

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.00913 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-122
Priority MEDIUM 42

Use after free in SQL Server allows an authorized attacker to execute code over a network.

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.00913 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-416
Priority MEDIUM 42

Integer overflow or wraparound in SQL Server allows an authorized attacker to execute code over a network.

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.00913 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-122
Priority MEDIUM 42

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

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.00913 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-122
Priority MEDIUM 42

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

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.00913 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-122
Priority MEDIUM 42

Untrusted pointer dereference in SQL Server allows an unauthorized attacker to execute code over a network.

CVSS 3.1CRITICAL 9.0 Network No auth No interaction EPSS 0.00707 Published 2026-09-08 Fixed in 15.0.4490.9, 15.0.2190.7 +4 CWE-822
Priority MEDIUM 42

Improper neutralization of special elements used in an sql command ('sql injection') in SQL Server allows an authorized attacker to elevate privileges over a network.

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.00987 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-89
Priority MEDIUM 42

Improper link resolution before file access ('link following') in SQL Server allows an authorized attacker to elevate privileges over a network.

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.01024 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-59
Priority MEDIUM 42

Improper neutralization of special elements used in an sql command ('sql injection') in SQL Server allows an authorized attacker to elevate privileges over a network.

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.00987 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-89
Priority MEDIUM 42

Improper neutralization of special elements used in an sql command ('sql injection') in SQL Server allows an authorized attacker to elevate privileges over a network.

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.00987 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-89
Priority MEDIUM 41

Improper access control in SQL Server allows an authorized attacker to elevate privileges over a network.

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.00778 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-284
Priority MEDIUM 41

Weak authentication in SQL Server allows an authorized attacker to elevate privileges over a network.

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.00778 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-1390
Priority MEDIUM 41

Insufficient granularity of access control in SQL Server allows an authorized attacker to elevate privileges over a network.

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.00778 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-1220
Priority MEDIUM 41

Improper access control in SQL Server allows an authorized attacker to elevate privileges over a network.

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.00778 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-284
Priority MEDIUM 41

Integer overflow or wraparound in SQL Server allows an unauthorized attacker to deny service over a network.

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.01174 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-190
Priority MEDIUM 41

Improper privilege management in SQL Server allows an authorized attacker to elevate privileges over a network.

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.00778 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-269
Priority MEDIUM 41

Insufficient granularity of access control in SQL Server allows an authorized attacker to elevate privileges over a network.

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.00778 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-1220
Priority MEDIUM 40

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

CVSS 3.1HIGH 8.5 Network Low privileges No interaction EPSS 0.00663 Published 2026-09-08 Fixed in 15.0.4490.9, 15.0.2190.7 +4 CWE-121
Priority LOW 39

Deserialization of untrusted data in SQL Server allows an unauthorized attacker to execute code over a network.

CVSS 3.1HIGH 8.1 Network No auth No interaction EPSS 0.01113 Published 2026-09-08 Fixed in 15.0.4490.9, 15.0.2190.7 +4 CWE-502
Priority LOW 36

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

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00333 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-122
Priority LOW 32

Use after free in SQL Server allows an authorized attacker to elevate privileges locally.

CVSS 3.1HIGH 7.0 Local Low privileges No interaction EPSS 0.00264 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-416
Priority LOW 31

Buffer over-read in SQL Server allows an authorized attacker to disclose information over a network.

CVSS 3.1MEDIUM 6.5 Network Low privileges No interaction EPSS 0.00995 Published 2026-09-08 Fixed in 15.0.4490.9, 15.0.2190.7 +4 CWE-126
Priority LOW 31

Out-of-bounds read in SQL Server allows an authorized attacker to disclose information over a network.

CVSS 3.1MEDIUM 6.5 Network Low privileges No interaction EPSS 0.00995 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-125
Priority LOW 31

Out-of-bounds read in SQL Server allows an authorized attacker to disclose information over a network.

CVSS 3.1MEDIUM 6.5 Network Low privileges No interaction EPSS 0.00995 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-125
Priority LOW 31

Out-of-bounds read in SQL Server allows an authorized attacker to disclose information over a network.

CVSS 3.1MEDIUM 6.5 Network Low privileges No interaction EPSS 0.00995 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-125
Priority LOW 31

Out-of-bounds read in SQL Server allows an authorized attacker to disclose information over a network.

CVSS 3.1MEDIUM 6.5 Network Low privileges No interaction EPSS 0.00995 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-125
Priority LOW 31

Out-of-bounds read in SQL Server allows an authorized attacker to disclose information over a network.

CVSS 3.1MEDIUM 6.5 Network Low privileges No interaction EPSS 0.00995 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-125
Priority LOW 31

Out-of-bounds read in SQL Server allows an authorized attacker to disclose information over a network.

CVSS 3.1MEDIUM 6.5 Network Low privileges No interaction EPSS 0.00995 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-125
Priority LOW 31

Use of uninitialized resource in SQL Server allows an authorized attacker to disclose information over a network.

CVSS 3.1MEDIUM 6.5 Network Low privileges No interaction EPSS 0.00995 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-908
Priority LOW 31

Use of uninitialized resource in SQL Server allows an authorized attacker to disclose information over a network.

CVSS 3.1MEDIUM 6.5 Network Low privileges No interaction EPSS 0.00995 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-908
Priority LOW 31

Out-of-bounds read in SQL Server allows an authorized attacker to disclose information over a network.

CVSS 3.1MEDIUM 6.5 Network Low privileges No interaction EPSS 0.00995 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-125
Priority LOW 31

Integer overflow or wraparound in SQL Server allows an authorized attacker to deny service over a network.

CVSS 3.1MEDIUM 6.5 Network Low privileges No interaction EPSS 0.01138 Published 2026-09-08 Fixed in 16.0.4275.2, 16.0.1200.5 +2 CWE-190
Priority LOW 31

Out-of-bounds read in SQL Server allows an authorized attacker to deny service over a network.

CVSS 3.1MEDIUM 6.5 Network Low privileges No interaction EPSS 0.01138 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-125
Priority LOW 31

Out-of-bounds read in SQL Server allows an authorized attacker to disclose information over a network.

CVSS 3.1MEDIUM 6.5 Network Low privileges No interaction EPSS 0.00995 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-125
Priority LOW 31

Out-of-bounds read in SQL Server allows an authorized attacker to disclose information over a network.

CVSS 3.1MEDIUM 6.5 Network Low privileges No interaction EPSS 0.00995 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-125
Priority LOW 31

Out-of-bounds read in SQL Server allows an authorized attacker to disclose information over a network.

CVSS 3.1MEDIUM 6.5 Network Low privileges No interaction EPSS 0.00995 Published 2026-09-08 Fixed in 15.0.4490.9, 15.0.2190.7 +4 CWE-125
Priority LOW 31

Buffer over-read in SQL Server allows an authorized attacker to disclose information over a network.

CVSS 3.1MEDIUM 6.5 Network Low privileges No interaction EPSS 0.00995 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-126
Priority LOW 31

Buffer over-read in SQL Server allows an authorized attacker to disclose information over a network.

CVSS 3.1MEDIUM 6.5 Network Low privileges No interaction EPSS 0.00995 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-126
Priority LOW 31

Out-of-bounds read in SQL Server allows an authorized attacker to disclose information over a network.

CVSS 3.1MEDIUM 6.5 Network Low privileges No interaction EPSS 0.00995 Published 2026-09-08 Fixed in 16.0.4275.2, 16.0.1200.5 +2 CWE-125
Priority LOW 31

Use of uninitialized resource in SQL Server allows an authorized attacker to disclose information over a network.

CVSS 3.1MEDIUM 6.5 Network Low privileges No interaction EPSS 0.00995 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-908
Priority LOW 31

Insufficient logging in SQL Server allows an authorized attacker to bypass a security feature over a network.

CVSS 3.1MEDIUM 6.5 Network Low privileges No interaction EPSS 0.00995 Published 2026-09-08 Fixed in 16.0.4275.2, 16.0.1200.5 +2 CWE-778
Priority LOW 27

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

CVSS 3.1MEDIUM 4.9 Network High privileges No interaction EPSS 0.01124 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-122
Priority LOW 25

Integer underflow (wrap or wraparound) in SQL Server allows an authorized attacker to disclose information locally.

CVSS 3.1MEDIUM 5.5 Local Low privileges No interaction EPSS 0.00404 Published 2026-09-08 Fixed in 14.0.3550.4, 14.0.2130.4 +6 CWE-191