postgresql: PostgreSQL libpq: Buffer overflow allows server superuser to overwrite client stack memory

A flaw was found in PostgreSQL libpq. A server superuser can exploit a buffer overflow vulnerability in the PQfn function, which is used by client functions such as loexport, loread, lolseek64, and lotell64. This allows the superuser to send an arbitrarily large response, overwriting the client's...

K000162478: PostgreSQL vulnerability CVE-2026-6637

Security Advisory Description Stack buffer overflow in PostgreSQL module "refint" allows an unprivileged database user to execute arbitrary code as the operating system user running the database. A distinct attack is possible if the application declares a user-controlled column as a "refint"...

RHEL 8 : libpq (RHSA-2026:47090)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:47090 advisory. The libpq package provides the PostgreSQL client library, which allows client programs to connect to PostgreSQL servers. Security Fixes: postgresql:...

CakePHP 5.4.1 Released

CakePHP 5.4.1 Released The CakePHP core team is happy to announce the immediate availability of CakePHP 5.4.1. This is a maintenance release for the 5.4 branch that fixes community reported issues, regressions and a security issue with RateLimitMiddleware. Thank you to yousukezan for reporting th...

K000162463: PostgreSQL vulnerability CVE-2026-6478

Security Advisory Description Covert timing channel in comparison of MD5-hashed password in PostgreSQL authentication allows an attacker to recover user credentials sufficient to authenticate. This does not affect scram-sha-256 passwords, the default in all supported releases. However, current...

K000162461: PostgreSQL vulnerability CVE-2026-6475

Security Advisory Description 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...

K000162429: PostgreSQL vulnerability CVE-2026-6479

Security Advisory Description Uncontrolled recursion in PostgreSQL SSL and GSS negotiation allows an attacker able to connect to a PostgreSQL AFUNIX socket to achieve sustained denial of service. If SSL and GSS are both disabled, an attacker can do the same via access to a PostgreSQL TCP socket...

RLSA-2026:44391 Important: libpq security update

The libpq package provides the PostgreSQL client library, which allows client programs to connect to PostgreSQL servers. Security Fixes: postgresql: PostgreSQL libpq: Buffer overflow allows server superuser to overwrite client stack memory CVE-2026-6477 For more details about the security issues,...

libpq security update

An update is available for libpq. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The libpq package provides the PostgreSQL client library, which allows client...

libpq security update

An update is available for libpq. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The libpq package provides the PostgreSQL client library, which allows client...

RLSA-2026:44308 Important: libpq security update

The libpq package provides the PostgreSQL client library, which allows client programs to connect to PostgreSQL servers. Security Fixes: postgresql: PostgreSQL libpq: Buffer overflow allows server superuser to overwrite client stack memory CVE-2026-6477 For more details about the security issues,...

BIT-OPENBAO-2026-39946 OpenBao allows SQL Injection in PostgreSQL database secrets engine

OpenBao is an open source identity-based secrets management system. Prior to version 2.5.3, when OpenBao revoked privileges on a role in the PostgreSQL database secrets engine, OpenBao failed to use proper database quoting on schema names provided by PostgreSQL. This could lead to role revocation...

RockyLinux 10 : libpq (RLSA-2026:44391)

The remote RockyLinux 10 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:44391 advisory. postgresql: PostgreSQL libpq: Buffer overflow allows server superuser to overwrite client stack memory CVE-2026-6477 Tenable has extracted the preceding...

MiracleLinux 9 : postgresql:16 (AXSA:2026-1358:01)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1358:01 advisory. postgresql: PostgreSQL: Operating system account hijack via symlink following in pgbasebackup and pgrewind CVE-2026-6475 postgresql: PostgreSQL libp...

RockyLinux 9 : libpq (RLSA-2026:44308)

The remote RockyLinux 9 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:44308 advisory. postgresql: PostgreSQL libpq: Buffer overflow allows server superuser to overwrite client stack memory CVE-2026-6477 Tenable has extracted the preceding...

Security Bulletin: Multiple Vulnerabilities in IBM Operator for PostgreSQL

Summary Multiple vulnerabilities were addressed in IBM Operator for PostgreSQL version v28.4.1. Vulnerability Details CVEID:CVE-2026-39830 DESCRIPTION: A malicious SSH peer could send unsolicited global request responses to fill an internal buffer, blocking the connection's read loop. The blocked...

RHSA-2026:44391 Red Hat Security Advisory: libpq security update

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CVE-2026-47769

APIFold reads an OpenAPI 3.x or Swagger 2.x specification and generates a live, production-ready MCP server endpoint. Prior to commit 7f19b52280f414f57af2b79a95333d1c8fbeece5, the /webhooks/:serverSlug/:eventName endpoint accepts arbitrary unauthenticated JSON and stores it in Redis and the...

CVE-2026-47769

APIFold reads an OpenAPI 3.x or Swagger 2.x specification and generates a live, production-ready MCP server endpoint. Prior to commit 7f19b52280f414f57af2b79a95333d1c8fbeece5, the /webhooks/:serverSlug/:eventName endpoint accepts arbitrary unauthenticated JSON and stores it in Redis and the...

CVE-2026-47769 APIFold Vulnerable to Unauthenticated Webhook Event Injection

APIFold reads an OpenAPI 3.x or Swagger 2.x specification and generates a live, production-ready MCP server endpoint. Prior to commit 7f19b52280f414f57af2b79a95333d1c8fbeece5, the /webhooks/:serverSlug/:eventName endpoint accepts arbitrary unauthenticated JSON and stores it in Redis and the...