CVE-2026-18024

Buffer over-read in PostgreSQL ascii SQL function allows a user to disclose up to 3 bytes after the end of a specific allocation, via a crafted text value. This is the same class of defect that CVE-2026-2006 fixed, though this instance has less impact. Versions before PostgreSQL 18.6, 17.11, 16.1...

CVE-2026-18408 PostgreSQL psql \unrestrict lets superuser of pg_dump origin server execute arbitrary code in psql client

Untrusted data inclusion in pgdump in PostgreSQL allows a malicious superuser of the origin server to inject arbitrary code for restore-time execution as the client operating system account running psql to restore the dump, via psql \restrict meta-command input expansion. The fix for CVE-2025-871...

CVE-2026-18024

CVE-2026-18024 affects the PostgreSQL ascii() function, where a buffer over-read discloses up to 3 bytes after the end of a specific allocation through a crafted text value. The issue belongs to the same class as CVE-2026-2006, but with lesser impact. Affected versions include all releases prior ...

EUVD-2026-57851

Buffer over-read in PostgreSQL ascii SQL function allows a user to disclose up to 3 bytes after the end of a specific allocation, via a crafted text value. This is the same class of defect that CVE-2026-2006 fixed, though this instance has less impact. Versions before PostgreSQL 18.5, 17.11, 16.1...

CVE-2026-18024

Buffer over-read in PostgreSQL ascii SQL function allows a user to disclose up to 3 bytes after the end of a specific allocation, via a crafted text value. This is the same class of defect that CVE-2026-2006 fixed, though this instance has less impact. Versions before PostgreSQL 18.6, 17.11, 16.1...

CVE-2026-18408

Untrusted data inclusion in pgdump in PostgreSQL allows a malicious superuser of the origin server to inject arbitrary code for restore-time execution as the client operating system account running psql to restore the dump, via psql \restrict meta-command input expansion. The fix for CVE-2025-871...

EUVD-2026-57849

Type confusion in PostgreSQL "portal"/cursor lifecycle allows a user to execute arbitrary code as the operating system user running the database, via re-creation of a cursor or other portal with different types. Versions before PostgreSQL 18.5, 17.11, 16.15, 15.19, and 14.24 are affected...

CVE-2026-16241 PostgreSQL ECPG integer underflow can crash the client

Integer underflow in PostgreSQL ECPG allows a database server administrator to achieve temporary denial of service against the ECPG client via sending a bytea value lacking the mandatory prefix. The client overwrites a huge memory region with bytes outside attacker knowledge or control. This...

CVE-2026-16241

CVE-2026-16241 is a PostgreSQL ECPG vulnerability describing an integer underflow that lets a database server administrator trigger a temporary denial of service on the ECPG client by sending a bytea value without the mandatory prefix. The client may overwrite a large memory region with attacker-...

CVE-2026-16239

CVE-2026-16239 is a PostgreSQL vulnerability involving type confusion in the portal/cursor lifecycle. An attacker can execute arbitrary code as the database OS user by re-creating a cursor/portal with different types. Affected versions are PostgreSQL

CVE-2026-16241 PostgreSQL ECPG integer underflow can crash the client

Integer underflow in PostgreSQL ECPG allows a database server administrator to achieve temporary denial of service against the ECPG client via sending a bytea value lacking the mandatory prefix. The client overwrites a huge memory region with bytes outside attacker knowledge or control. This...

CVE-2026-16239 PostgreSQL type confusion in cursor CLOSE + DECLARE executes arbitrary code

Type confusion in PostgreSQL "portal"/cursor lifecycle allows a user to execute arbitrary code as the operating system user running the database, via re-creation of a cursor or other portal with different types. Versions before PostgreSQL 18.6, 17.11, 16.15, 15.19, and 14.24 are affected...

EUVD-2026-57850

Integer underflow in PostgreSQL ECPG allows a database server administrator to achieve temporary denial of service against the ECPG client via sending a bytea value lacking the mandatory prefix. The client overwrites a huge memory region with bytes outside attacker knowledge or control. This...

CVE-2026-16241

Integer underflow in PostgreSQL ECPG allows a database server administrator to achieve temporary denial of service against the ECPG client via sending a bytea value lacking the mandatory prefix. The client overwrites a huge memory region with bytes outside attacker knowledge or control. This...

CVE-2026-16241

Integer underflow in PostgreSQL ECPG allows a database server administrator to achieve temporary denial of service against the ECPG client via sending a bytea value lacking the mandatory prefix. The client overwrites a huge memory region with bytes outside attacker knowledge or control. This...

CVE-2026-16239

Type confusion in PostgreSQL "portal"/cursor lifecycle allows a user to execute arbitrary code as the operating system user running the database, via re-creation of a cursor or other portal with different types. Versions before PostgreSQL 18.6, 17.11, 16.15, 15.19, and 14.24 are affected...

CVE-2026-16239 PostgreSQL type confusion in cursor CLOSE + DECLARE executes arbitrary code

Type confusion in PostgreSQL "portal"/cursor lifecycle allows a user to execute arbitrary code as the operating system user running the database, via re-creation of a cursor or other portal with different types. Versions before PostgreSQL 18.6, 17.11, 16.15, 15.19, and 14.24 are affected...

CVE-2026-16241

Integer underflow in PostgreSQL ECPG allows a database server administrator to achieve temporary denial of service against the ECPG client via sending a bytea value lacking the mandatory prefix. The client overwrites a huge memory region with bytes outside attacker knowledge or control. This...

CVE-2026-16239

Type confusion in PostgreSQL "portal"/cursor lifecycle allows a user to execute arbitrary code as the operating system user running the database, via re-creation of a cursor or other portal with different types. Versions before PostgreSQL 18.6, 17.11, 16.15, 15.19, and 14.24 are affected...

CVE-2026-16238 PostgreSQL type confusion in pg_restore_attribute_stats() executes arbitrary code

Type confusion in PostgreSQL pgrestoreattributestats allows an object creator to execute arbitrary code as the operating system user running the database, via conflation of range and multirange values. Within major version 18, minor versions before PostgreSQL 18.6 are affected. Versions before...