ROS-20260420-73-0011

A vulnerability in the crypto/modes/ocb128.c component of the OpenSSL TLS and SSL protocols toolkit is related to the lack of a required encryption step. Exploitation of the vulnerability could allow an attacker to gain access to confidential data and compromise its integrity...

[SECURITY] Fedora 42 Update: curl-8.11.1-8.fc42

curl is a command line tool for transferring data with URL syntax, supporting FTP, FTPS, HTTP, HTTPS, SCP, SFTP, TFTP, TELNET, DICT, LDAP, LDAPS, FILE, IMA P, SMTP, POP3 and RTSP. curl supports SSL certificates, HTTP POST, HTTP PUT, FTP uploading, HTTP form based upload, proxies, cookies,...

Cross‑tenant helpdesk impersonation to data exfiltration: A human-operated intrusion playbook

In this article 1. Risk to enterprise environments 2. Attack chain overview 1. Stage 1: Initial contact via Teams T1566.003 Spearphishing via Service 2. Stage 2: Remote assistance foothold 3. Stage 3: Interactive reconnaissance and access validation 4. Stage 4: Payload placement and trusted...

GHSA-9J88-VVJ5-VHGR MailKit has STARTTLS Response Injection via unflushed stream buffer that enables SASL mechanism downgrade

Summary A STARTTLS Response Injection vulnerability in MailKit allows a Man-in-the-Middle attacker to inject arbitrary protocol responses across the plaintext-to-TLS trust boundary, enabling SASL authentication mechanism downgrade e.g., forcing PLAIN instead of SCRAM-SHA-256. The internal read...

PT-2026-33365

Cryptomator is an open-source client-side encryption application for cloud storage. Version 1.19.1 contains a logic flaw in CheckHostTrustController.getAuthority that allows an attacker to bypass the security fix for CVE-2026-32303. The method hardcodes the URI scheme based on port number, causin...

MCP Framework 安全漏洞

MCP Framework is a TypeScript framework developed by Alex Andru as a building block for context protocols. Versions of the MCP Framework prior to 0.2.21 contained security vulnerabilities. These vulnerabilities stemmed from the readRequestBody function in HTTP transmissions, which concatenated th...

ROS-20260414-73-0044

A vulnerability in the smclgrterminate function of the net/smc/smccore.c module of the Linux kernel's implementation of the SMC family of socket protocols is related to the occurrence of mutual blocking. Exploitation of the vulnerability could allow an attacker to cause a denial of service...

EUVD-2026-20992

Unhead has a hasDangerousProtocol bypass via leading-zero padded HTML entities in useHeadSafe...

Tracing the Chain: Deep Learning for Stepping-Stone Intrusion Detection

Stepping-stone intrusions SSIs are a prevalent network evasion technique in which attackers route sessions through chains of compromised intermediate hosts to obscure their origin. Effective SSI detection requires correlating the incoming and outgoing flows at each relay host at extremely low fal...

CritBench: A Framework for Evaluating Cybersecurity Capabilities of Large Language Models in IEC 61850 Digital Substation Environments

The advancement of Large Language Models LLMs has raised concerns regarding their dual-use potential in cybersecurity. Existing evaluation frameworks overwhelmingly focus on Information Technology IT environments, failing to capture the constraints, and specialized protocols of Operational...

pyLoad: SSRF in parse_urls API endpoint via unvalidated URL parameter

Vulnerability Details CWE-918: Server-Side Request Forgery SSRF The parseurls API function in src/pyload/core/api/init.py line 556 fetches arbitrary URLs server-side via geturlurl pycurl without any URL validation, protocol restriction, or IP blacklist. An authenticated user with ADD permission...

CVE-2022-4986

Hirschmann EagleSDV version 05.4.01 prior to 05.4.02 contains a denial-of-service vulnerability that causes the device to crash during session establishment when using TLS 1.0 or TLS 1.1. Attackers can trigger a crash by initiating TLS connections with these protocol versions to disrupt service...

mysql: mariadb: High Privilege Denial of Service Vulnerability in MySQL Server (CPU Jan 2025)

A flaw was found in the MySQL Server component: InnoDB. This vulnerability allows a high-privileged attacker to cause a denial of service, which causes frequent crashes or hangs, via multiple network protocols...

Security Bulletin:IBM Storage Protect Server is vulnerable to an unauthenticated attacker with network access via multiple protocols and TLS due to IBM SDK, Java (CVE-2026-21945, CVE-2026-21932, CVE-2026-21933, CVE-2026-21925).

Summary IBM SDK, Java is vulnerable to unauthenticated attacker with network access via multiple protocols and TLS, IBM Storage Protect Server uses IBM SDK, Java and may be affected by this vulnerability. Vulnerability Details CVEID:CVE-2026-21945 DESCRIPTION: Java SE is vulnerable to a denial of...

Security Bulletin: IBM Storage Protect Server is vulnerable to unauthenticated attacker with network access via multiple protocols and TLS due to IBM SDK, Java (CVE-2025-50106, CVE-2025-30749, CVE-2025-30761, CVE-2025-30754)

Summary IBM SDK, Java is vulnerable to unauthenticated attacker with network access via multiple protocols and TLS, IBM Storage Protect Server uses IBM SDK, Java and may be affected by this vulnerability. Vulnerability Details CVEID:CVE-2025-50106 DESCRIPTION: Vulnerability in the Oracle Java SE,...

BPFdoor in Telecom Networks: Sleeper Cells in the Backbone

Executive overview The strategic positioning of covert access within the world’s telecommunication networks A months-long investigation by Rapid7 Labs has uncovered evidence of an advanced China-nexus threat actor, Red Menshen, placing some of the stealthiest digital sleeper cells the team has ev...

DEBIAN-CVE-2026-23398

In the Linux kernel, the following vulnerability has been resolved: icmp: fix NULL pointer dereference in icmptagvalidation icmptagvalidation unconditionally dereferences the result of rcudereferenceinetprotosproto without checking for NULL. The inetprotos array is sparse -- only about 15 of 256...

CVE-2026-23398

CVE-2026-23398 — Linux kernel icmp_tag_validation NULL pointer dereference has concrete details in the provided documents. The vulnerability occurs when icmp_tag_validation() dereferences inet_protos[proto] without a NULL check for an unregistered protocol number in an ICMP Fragmentation Needed p...

curl: CVE-2026-4873: connection reuse ignores TLS requirement

A vulnerability was discovered in libcurl's connection reuse for cleartext-upgrade mail protocols. The vulnerability was that the later transfer's CURLOPTUSESSL option was not properly included if a plaintext connection was already open and reusable. This affected the smtp://, pop3://, and imap:/...

Security Awareness in LLM Agents: The NDAI Zone Case

NDAI zones let inventor and investor agents negotiate inside a Trusted Execution Environment TEE where any disclosed information is deleted if no deal is reached. This makes full IP disclosure the rational strategy for the inventor's agent. Leveraging this infrastructure, however, requires agents...