CVE-2026-14670: Heap-based Buffer Overflow

Heap buffer overflow in PostgreSQL plperl return of a tied hash allows the function owner to execute arbitrary code as the operating system user running the database, via a crafted function body. Versions before PostgreSQL 18.5, 17.11, 16.15, 15.19, and 14.24 are affected...

CVE-2026-14671: Access of Resource Using Incompatible Type

Type confusion in PostgreSQL module "refint" allows an object creator to execute arbitrary code as the operating system user running the database. The fix for this emerged as a non-security bug report, and the fix appear in the git repository with subject "refint: Remove plan cache.", without a C...

CVE-2026-6471: Missing Authorization

Missing authorization in PostgreSQL logical decoding allows a non-superuser holding REPLICATION privilege to dlopen any file visible to the operating system account running the server, via the choice of logical decoding plugin. This in turn runs arbitrary code as that account. Versions before...

CVE-2026-15742: Integer Overflow or Wraparound

Integer wraparound in PostgreSQL fuzzystrmatch allows a user to direct writes to a huge range of addresses, executing arbitrary code as the operating system user running the database, via extreme inputs to SQL function levenshtein or levenshteinlessequal. Versions before PostgreSQL 18.5, 17.11,...

CVE-2026-16238: Access of Resource Using Incompatible Type

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 18.5 are affected. Versions before...

Vulnerability in contrib module (CVE-2026-15742)

PostgreSQL fuzzystrmatch writes effectively-arbitrary addresses, via integer wraparound Integer wraparound in PostgreSQL fuzzystrmatch allows a user to direct writes to a huge range of addresses, executing arbitrary code as the operating system user running the database, via extreme inputs to SQL...

Linux Distros Unpatched Vulnerability : CVE-2026-14669

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Heap buffer overflow in PostgreSQL tochartimestamptz allows the party choosing the timezone to execute arbitrary code as the operating system user running the...

CVE-2026-16241: Integer Underflow (Wrap or Wraparound)

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-2026-15741: Improper Neutralization of Special Elements used in an SQL Command

SQL injection in PostgreSQL EXTRACT deparse allows an object owner to execute arbitrary SQL as a superuser via a hostile object definition. Attacks affect expression deparse consumers broadly, including pgdump, psql commands like \sf, and any similar usage in non-core tools. Versions before...

CVE-2026-14664: Heap-based Buffer Overflow

Heap buffer overflow in PostgreSQL regexp allows the query author to execute arbitrary code as the operating system user running the database, via text that would not pass encoding validation. This shares heritage with CVE-2026-2006, but this case involved unanticipated data growth when...

CVE-2026-14676: Heap-based Buffer Overflow

Heap buffer overflow in PostgreSQL pgstatstatements allows the query author to execute arbitrary code as the operating system user running the database, via crafted queries containing array constants. Within major version 18, minor versions before PostgreSQL 18.5 are affected. Versions before...

CVE-2026-16239: Access of Resource Using Incompatible Type

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-2026-14681: Improper Enforcement of Message Integrity During Transmission in a Communication Channel

Improper enforcement of message integrity in PostgreSQL GSSAPI support allows a user to negotiate GSSAPI contrary to pghba.conf rules, via initial direct TLS connection. Despite a pghba.conf that appears to require GSSAPI, the connection may exchange data over TLS encryption alone. If the TLS...

CVE-2026-6469: Incorrect Ownership Assignment

Incorrect ownership assignment in PostgreSQL ALTER TABLE ALTER TYPE command reassigns ownership of dependent statistics objects to the current user. This wrongly allows the table owner to run DROP STATISTICS and ALTER STATISTICS via this improper ownership. It wrongly denies those commands to the...

Vulnerability in core server (CVE-2026-6470)

PostgreSQL fails to check type USAGE privilege Missing authorization in PostgreSQL DDL commands allows an object creator to achieve denial of service against ALTER and DROP of the type, via creating a dependency on the type. Many DDL operations did check the privilege, but assigning a range subty...

Vulnerability in core server (CVE-2026-6471)

PostgreSQL logical decoding can dlopen arbitrary file Missing authorization in PostgreSQL logical decoding allows a non-superuser holding REPLICATION privilege to dlopen any file visible to the operating system account running the server, via the choice of logical decoding plugin. This in turn ru...

Vulnerability in client (CVE-2026-6464)

PostgreSQL psql COPY FROM STDIN early failure processes data lines as psql commands Untrusted data inclusion in PostgreSQL psql COPY may allow a server administrator to elicit execution of data lines as psql commands, via error injection. If the "COPY FROM STDIN" or "\copy FROM STDIN" command fai...

Vulnerability in core server (CVE-2026-6469)

PostgreSQL ALTER TABLE ALTER TYPE resets extended statistics ownership Incorrect ownership assignment in PostgreSQL ALTER TABLE ALTER TYPE command reassigns ownership of dependent statistics objects to the current user. This wrongly allows the table owner to run DROP STATISTICS and ALTER STATISTI...

Vulnerability in core server (CVE-2026-14679)

PostgreSQL stack buffer overflow in argument match writes 0x0 and 0x1 to server memory 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...

Vulnerability in core server (CVE-2026-14670)

PostgreSQL plperl tied object heap buffer overflow executes arbitrary code Heap buffer overflow in PostgreSQL plperl return of a tied hash allows the function owner to execute arbitrary code as the operating system user running the database, via a crafted function body. Versions before PostgreSQL...