CVE-2026-105766 Chainguard Academy (edu) Nginx directory redirect downgrades HTTPS requests to HTTP

Use of the backend-facing $scheme variable in the trailing-slash directory redirect in nginx.conf of Chainguard Academy edu from commit 0b75ff98057f69b044a3e7194e428066ac5ad0d4 before commit 93dc0e50739c225f5aee2e803800a47fc0feb906 allows an on-path network attacker to read or modify documentatio...

CVE-2026-105766

The Chainguard Academy (edu) website is vulnerable to an HTTPS to HTTP downgrade attack due to the use of the backend-facing $scheme variable in the nginx.conf trailing-slash directory redirect. This issue exists in versions from commit 0b75ff98057f69b044a3e7194e428066ac5ad0d4 before commit 93dc0...

Security Bulletin: Due to the use of Java SE, IBM Sterling Control Center is vulnerable to multiple CVEs (CVE-2026-70906, CVE-2026-61308, CVE-2026-70907, CVE-2026-60589, CVE-2026-16440)

Summary Java SE is used by IBM Sterling Control Center as part of dependency in IBM Semeru Runtime CSPU - Aug 2026 - Includes OpenJDK August 2026 CPU. Vulnerability Details CVEID:CVE-2026-70906 DESCRIPTION: Easily exploitable vulnerability allows unauthenticated attacker with network access via...

CVE-2026-105648

The Ghost Node.js content management system is vulnerable to a validation issue in versions 6.0.9 through 6.65.0 . An unauthenticated user can abuse certain functionalities, such as Webmentions , to perform limited HTTP requests to hosts within the server's internal network on specific network co...

CVE-2026-105648 Ghost: Private IP Filtering Bypass via IPv6 Transition Addresses

Ghost is a Node.js content management system. From 6.0.9 until 6.65.0, a validation issue allowed some functionality, such as Webmentions, to be abused by an unauthenticated user to make limited HTTP requests to hosts in the Ghost server's internal network on some network configurations. A...

CVE-2026-105647 Ghost: Server-Side Request Forgery in Bookmark Fetching

Ghost is a Node.js content management system. From 6.54.1 until 6.65.0, a validation issue allowed some functionality, such as Webmentions, to be abused by an unauthenticated user to make limited HTTP requests to hosts in the Ghost server's internal network. A successful attack would not result i...

CVE-2026-105647 Ghost: Server-Side Request Forgery in Bookmark Fetching

Ghost is a Node.js content management system. From 6.54.1 until 6.65.0, a validation issue allowed some functionality, such as Webmentions, to be abused by an unauthenticated user to make limited HTTP requests to hosts in the Ghost server's internal network. A successful attack would not result i...

CVE-2026-105647 Ghost: Server-Side Request Forgery in Bookmark Fetching

Ghost is a Node.js content management system. From 6.54.1 until 6.65.0, a validation issue allowed some functionality, such as Webmentions, to be abused by an unauthenticated user to make limited HTTP requests to hosts in the Ghost server's internal network. A successful attack would not result i...

CVE-2026-90077

A flaw was found in the Linux kernel's network net subsystem. An issue in the copynetns error handling path allows for resources allocated during network namespace creation to leak. This occurs because the preinitnet function returns prematurely, preventing proper resource deallocation. A local...

undertow-core: Undertow HTTP Server Fails to Reject Malformed Host Headers Leading to Potential Cache Poisoning and SSRF

A flaw was found in the Undertow HTTP server core, which is used in WildFly, JBoss EAP, and other Java applications. The Undertow library fails to properly validate the Host header in incoming HTTP requests.As a result, requests containing malformed or malicious Host headers are processed without...

CVE-2026-63267

A flaw was found in LibreOffice. When loading a spreadsheet, external comma-separated values CSV data links were automatically fetched without applying standard link update controls. A remote attacker could exploit this vulnerability by enticing a user to open a specially crafted document, causin...

USN-8851-3: Linux kernel (Azure) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Network file system NFS server daemon; - IPv6 networking; - Netfilter; CVE-2025-38724, CVE-2026-53131, CVE-2026-532...

kernel: net: ip6_gre: require CAP_NET_ADMIN in the device netns for changelink

A flaw was found in the Linux kernel's ip6gre and ip6erspan tunnel drivers. The changelink functions in these drivers do not adequately verify administrative capabilities CAPNETADMIN across different network namespaces. This allows a local attacker, who has CAPNETADMIN in one network namespace bu...

kernel: vxlan: require CAP_NET_ADMIN in the device netns for changelink

A flaw was found in the Linux kernel's VXLAN Virtual Extensible LAN implementation. A local attacker, with CAPNETADMIN network administration capability in one network namespace, could exploit an incorrect privilege check in the rtnl changelink path. This allows the attacker to modify the...

kernel: net: ip_gre: require CAP_NET_ADMIN in the device netns for changelink

A flaw was found in the Linux kernel's IP Generic Routing Encapsulation ipgre component. This vulnerability allows a local attacker with network administration capabilities in one network namespace to modify a tunnel residing in a different network namespace where they lack privileges. This is du...

Astra Linux – Vulnerability in edk2

EDK2’s Network Package is vulnerable to an infinite loop vulnerability when parsing a PadN option in the Destination Options header of IPv6. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of availability...

Astra Linux – Vulnerability in Chromium

Improper input validation in the Network component of Google Chrome prior to version 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to bypass system access restrictions through a crafted HTML page. Chromium security severity: Medium...

Astra Linux – Vulnerability in Qemu

In QEMU versions up to 5.0.0, an assertion failure can occur during network packet processing. This issue affects the e1000e and vmxnet3 network devices. A malicious guest user/process could exploit this flaw to terminate the QEMU process on the host, resulting in a denial-of-service condition in...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mac802154: fixed the missing INITLISTHEAD in ieee802154ifadd. The kernel fault injection test reports a NULL pointer dereference as follows: BUG: NULL pointer dereferencing in the kernel; address: 0000000000000008 RIP:...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: qrtr: Socket creation is restricted to the initial network namespace. The QRTR protocol retains its entire port and node state in module-global variables that are not partitioned per network namespace. For example,...