CVE-2026-6475

Summary (CVE-2026-6475) : PostgreSQL suffers a symlink-following issue in the pg_basebackup plain format and in pg_rewind. An origin superuser can overwrite local files (for example, /var/lib/postgres/.bashrc), which could later be trusted when the server starts due to features like shared_preloa...

CVE-2026-6475 PostgreSQL pg_basebackup and pg_rewind can overwrite unrelated files of origin superuser choice

Symlink following in PostgreSQL pgbasebackup plain format and in pgrewind allows an origin superuser to overwrite local files, e.g. /var/lib/postgres/.bashrc, that hijack the operating system account. It will remain the case that starting the server after these commands implicitly trusts the orig...

CVE-2026-6475 PostgreSQL pg_basebackup and pg_rewind can overwrite unrelated files of origin superuser choice

Symlink following in PostgreSQL pgbasebackup plain format and in pgrewind allows an origin superuser to overwrite local files, e.g. /var/lib/postgres/.bashrc, that hijack the operating system account. It will remain the case that starting the server after these commands implicitly trusts the orig...

EUVD-2026-30285

SQL injection in PostgreSQL pgcreatesubscriber allows an attacker with pgcreatesubscription rights to execute arbitrary SQL as a superuser. The attack takes effect when pgcreatesubscriber next runs. Within major versions 17 and 18, minor versions before PostgreSQL 18.4 and 17.10 are affected...

CVE-2026-6476

CVE-2026-6476 describes a SQL injection in PostgreSQL pg_createsubscriber. An attacker with pg_create_subscription rights can execute arbitrary SQL as a superuser when pg_createsubscriber runs next. Affected are major versions 17 and 18, with minor versions before PostgreSQL 18.4 and 17.10; versi...

CVE-2026-6475

Symlink following in PostgreSQL pgbasebackup plain format and in pgrewind allows an origin superuser to overwrite local files, e.g. /var/lib/postgres/.bashrc, that hijack the operating system account. It will remain the case that starting the server after these commands implicitly trusts the orig...

EUVD-2026-30286

Symlink following in PostgreSQL pgbasebackup plain format and in pgrewind allows an origin superuser to overwrite local files, e.g. /var/lib/postgres/.bashrc, that hijack the operating system account. It will remain the case that starting the server after these commands implicitly trusts the orig...

CVE-2026-6475

Symlink following in PostgreSQL pgbasebackup plain format and in pgrewind allows an origin superuser to overwrite local files, e.g. /var/lib/postgres/.bashrc, that hijack the operating system account. It will remain the case that starting the server after these commands implicitly trusts the orig...

CVE-2026-6475

Symlink following in PostgreSQL pgbasebackup plain format and in pgrewind allows an origin superuser to overwrite local files, e.g. /var/lib/postgres/.bashrc, that hijack the operating system account. It will remain the case that starting the server after these commands implicitly trusts the orig...

CVE-2026-6476 PostgreSQL pg_createsubscriber allows SQL injection via subscription name

SQL injection in PostgreSQL pgcreatesubscriber allows an attacker with pgcreatesubscription rights to execute arbitrary SQL as a superuser. The attack takes effect when pgcreatesubscriber next runs. Within major versions 17 and 18, minor versions before PostgreSQL 18.4 and 17.10 are affected...

CVE-2026-6476

SQL injection in PostgreSQL pgcreatesubscriber allows an attacker with pgcreatesubscription rights to execute arbitrary SQL as a superuser. The attack takes effect when pgcreatesubscriber next runs. Within major versions 17 and 18, minor versions before PostgreSQL 18.4 and 17.10 are affected...

Linux Distros Unpatched Vulnerability : CVE-2026-6475

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Symlink following in PostgreSQL pgbasebackup plain format and in pgrewind allows an origin superuser to overwrite local files, e.g. /var/lib/postgres/.bashrc,...

PT-2026-40921

Name of the Vulnerable Software and Affected Versions PostgreSQL versions 17.0 through 17.9 PostgreSQL versions 18.0 through 18.3 Description SQL injection in the pg createsubscriber function allows an attacker with pg create subscription rights to execute arbitrary SQL commands with superuser...

PostgreSQL 安全漏洞

PostgreSQL is a set of free object-relational database management systems developed by the PostgreSQL organization. This system supports most SQL standards and offers many other features, such as foreign keys, triggers, views, etc. Vulnerabilities existed in versions prior to PostgreSQL 18.4,...

Vulnerability in client (CVE-2026-6476)

PostgreSQL pgcreatesubscriber allows SQL injection via subscription name SQL injection in PostgreSQL pgcreatesubscriber allows an attacker with pgcreatesubscription rights to execute arbitrary SQL as a superuser. The attack takes effect when pgcreatesubscriber next runs. Within major versions 17...

Vulnerability in client (CVE-2026-6477)

PostgreSQL libpq lo functions let server superuser overwrite client stack memory Use of inherently dangerous function PQfn..., resultisint=0, ... in PostgreSQL libpq loexport, loread, lolseek64, and lotell64 functions allows the server superuser to overwrite a client stack buffer with an...

PT-2026-40920

Name of the Vulnerable Software and Affected Versions PostgreSQL versions prior to 18.4 PostgreSQL versions prior to 17.10 PostgreSQL versions prior to 16.14 PostgreSQL versions prior to 15.18 PostgreSQL versions prior to 14.23 Description Symlink following in pg basebackup plain format and in pg...

Vulnerability in client (CVE-2026-6475)

PostgreSQL pgbasebackup and pgrewind can overwrite unrelated files of origin superuser choice Symlink following in PostgreSQL pgbasebackup plain format and in pgrewind allows an origin superuser to overwrite local files, e.g. /var/lib/postgres/.bashrc, that hijack the operating system account. It...

PT-2026-40922

Name of the Vulnerable Software and Affected Versions PostgreSQL versions prior to 18.4 PostgreSQL versions prior to 17.10 PostgreSQL versions prior to 16.14 PostgreSQL versions prior to 15.18 PostgreSQL versions prior to 14.23 Description The use of the dangerous function PQfn..., result is int=...

PostgreSQL SQL注入漏洞

PostgreSQL is a set of free object-relational database management systems developed by the PostgreSQL organization. This system supports most SQL standards and offers many other features, such as foreign keys, triggers, views, etc. Versions of PostgreSQL prior to 18.4 and 17.10 contained an SQL...