CVE-2026-14679

Stack buffer overflow in PostgreSQL argument name matching allows an object creator to achieve unknown impacts via OUT parameter count. The attack can write only 0x0 and 0x1 bytes. Versions before PostgreSQL 18.6, 17.11, 16.15, 15.19, and 14.24 are affected.

CVSS v3 8.2 HIGH

8.2^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 4.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.postgresql.org/support/security/CVE-2026-14679/	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:postgresql:postgresql::::::::
	cpe:2.3:a:postgresql:postgresql::::::::
	cpe:2.3:a:postgresql:postgresql::::::::
	cpe:2.3:a:postgresql:postgresql::::::::
	cpe:2.3:a:postgresql:postgresql::::::::

History

No history.

Information

Published : 2026-08-13 13:17

Updated : 2026-08-29 23:17

NVD link : CVE-2026-14679

Mitre link : CVE-2026-14679

CVE.ORG link : CVE-2026-14679

JSON object : View

Products Affected

postgresql

postgresql

CWE

CWE-121

Stack-based Buffer Overflow

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