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...

RLSA-2026:43505 Important: mariadb-connector-c security update

The MariaDB Native Client library C driver is used to connect applications developed in C/C++ to MariaDB and MySQL databases. Security Fixes: mariadb: MariaDB server: SQL injection vulnerability via improper handling of big5 character set with mysqlrealescapestring CVE-2026-44172 For more details...

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,...

PT-2026-63605

Name of the Vulnerable Software and Affected Versions GeoIP extension for Joomla affected versions not specified Description The GeoIP extension trusts spoofable forwarded client-IP headers during lookups. This behavior allows an attacker to manipulate the source IP address, which could lead to a...

PT-2026-64212

Name of the Vulnerable Software and Affected Versions React Router versions 6.4.0 through 7.17.0 Description In Framework Mode and Data Mode applications performing manual SSR Server-Side Rendering, a flaw exists where attacker-supplied input can overwrite specific aspects of errors caught during...

PT-2026-64145

A security issue was discovered in the Kubernetes Java client library where a compromised pod may be able to create new files in arbitrary locations on the client machine executing copy operations via non-tar copyDirectoryFromPod when enableTarCompressing is false...

RHEL 10 : libpq (RHSA-2026:44391)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:44391 advisory. The libpq package provides the PostgreSQL client library, which allows client programs to connect to PostgreSQL servers. Security Fixes: postgresql...

RHEL 9 : libpq (RHSA-2026:44308)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:44308 advisory. The libpq package provides the PostgreSQL client library, which allows client programs to connect to PostgreSQL servers. Security Fixes: postgresql:...

RHEL 8 : libpq (RHSA-2026:44420)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:44420 advisory. The libpq package provides the PostgreSQL client library, which allows client programs to connect to PostgreSQL servers. Security Fixes:...

libpq security update

16.14-1 - Rebase to upstream release 16.14 - Resolves: RHEL-192240...

ALSA-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,...

ALSA-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,...

GHSA-955P-X3MX-JCVP Next.js: Unauthenticated disclosure of internal Server Function endpoints

Impact In Next.js applications using App Router, Server Actions use server or use cache endpoints can be disclosed bypassing any authentication on the pages where these endpoints are usually used. Server Action IDs can be disclosed to unauthenticated users via publicly served client artifacts for...

GHSA-VHF8-CG2H-CG3P n8n: SSRF Protection Bypass via MCP Client Node

Impact On an n8n instance with SSRF protection enabled, the MCP Client node sent requests to a user-supplied endpoint without routing them through that protection and without pinning the resolved address. An authenticated user who could create or edit a workflow could therefore cause the server t...

Server-side Request Forgery (SSRF)

Overview @n8n/n8n-nodes-langchain is a Affected versions of this package are vulnerable to Server-side Request Forgery SSRF in the MCP Client. An attacker can access internal or otherwise restricted network resources by supplying crafted endpoints, causing the server to connect to unintended host...

Netty: Missing CertificateID Validation in OCSP Response Allows Replay Attacks

Summary Netty's OcspClient does not validate that the CertificateID in an OCSP response matches the requested CertificateID. A bad actor can replay a GOOD status response issued for an unrelated certificate by the same CA to bypass revocation checks for any certificate. Details...

CVE-2026-64797

Joomla Extension - regularlabs.com - IP spoofing vulnerability in IP login extension - IP Login trusted forwarded client-IP headers without requiring a configured trusted proxy. Attackers could spoof the IP used for automatic login and potentially impersonate mapped accounts...

CVE-2026-63683 Joomla Extension - regularlabs.com - Client IP spoofing vulnerability in Regular Labs conditions manager

Joomla Extension - regularlabs.com - Client IP spoofing vulnerability in Regular Labs conditions manager - IP and GeoIP conditions trusted spoofable forwarded headers, allowing remote clients to bypass location-based rules...

CVE-2026-63683

The CVE-2026-63683 issue affects the Joomla Extension from Regular Labs (Conditions Manager). It describes a vulnerability where IP and GeoIP conditions trust spoofable forwarded headers, enabling remote clients to bypass location-based rules. The described impact is primarily on integrity (high)...

GO-2026-6022 Cloudreve: OAuth access tokens bypass scope enforcement due to missing client_id claim in github.com/cloudreve/Cloudreve

Cloudreve: OAuth access tokens bypass scope enforcement due to missing clientid claim in github.com/cloudreve/Cloudreve...