TLS — Cyber Threats, Attacks & Incidents

Related Threat Clusters

• Critical Squid Proxy Vulnerability 'Squidbleed' Exposes User Data

  A memory leak vulnerability named Squidbleed, tracked as CVE-2026-47729, has been discovered in the Squid web proxy software, affecting versions since 1997. This flaw allows attackers to read beyond memory buffer…

  10 articles · Updated June 22, 2026
• Anthropic's Claude Mythos Preview Sparks Cybersecurity Revolution

  Anthropic has announced the launch of Project Glasswing, utilizing its unreleased AI model, Claude Mythos Preview, to identify and exploit thousands of critical software vulnerabilities across major operating systems…

  1402 articles · Updated April 7, 2026
• Microsoft Uncovers TerminalFix Campaign Using Fake CAPTCHAs for Malware Distribution

  Microsoft Threat Intelligence has identified the TerminalFix campaign, which employs fake CAPTCHA prompts to trick Windows users into executing malicious commands via PowerShell or Command Prompt. This campaign is a…

  2 articles · Updated September 3, 2026
• High-Severity Vulnerabilities in MongoDB BI Connector Require Immediate Attention

  MongoDB disclosed multiple vulnerabilities affecting its BI Connector and database drivers, including six rated as high severity. Key issues include CVE-2026-81532, an improper-bounds-checking flaw in the ODBC driver,…

  2 articles · Updated August 29, 2026
• Denial of Service Vulnerability in Coturn 4.17.2 Affects Fedora Systems

  A Denial of Service (DoS) vulnerability has been identified in Coturn 4.17.2, impacting Fedora systems. The flaw, tracked as CVE-2026-73215, is due to incorrect port allocation, which can lead to service disruptions.…

  2 articles · Updated August 18, 2026
• Discovery of Weak RSA Keys with Patterns of Zeros Raises Security Concerns

  Researchers have identified a new class of weak RSA keys in the wild, characterized by patterns of zeros. These keys were discovered through the badkeys project, which analyzes public keys for vulnerabilities. The…

  2 articles · Updated June 29, 2026
• SUSE Linux Munge Buffer Overflow Vulnerability Update

  SUSE has released updates addressing a critical buffer overflow vulnerability (CVE-2026-25506) in the munge package, affecting multiple SUSE Linux versions. The vulnerability, which was published on February 10, 2026,…

  1584 articles · Updated February 12, 2026
• DMARC Enhancements for Email Authentication and Reporting

  On August 3, 2026, RFC 9989 and RFC 9990 were published, detailing the DMARC (Domain-based Message Authentication, Reporting & Conformance) framework. DMARC allows domain owners to specify their email validation…

  2 articles · Updated August 3, 2026
• Apple Open-Sources Quantum-Resistant Cryptography Tools

  Apple has released quantum-resistant cryptographic code and verification tools to the public, enabling independent review and broader industry adoption. This release includes implementations of the ML-KEM and ML-DSA…

  4 articles · Updated May 27, 2026
• SSRF Vulnerability in Java TLS Handshakes Discovered by Tenable

  Tenable Research has identified a server-side request forgery (SSRF) vulnerability in Java's handling of client certificates during TLS handshakes. This vulnerability poses a risk of denial-of-service (DoS) attacks,…

  1 article · Updated January 21, 2026

Recent Intelligence Reports

• Microsoft identifies 'TerminalFix' campaign spreading Python reverse tunnel — Scworld · September 2, 2026
• High-Severity MongoDB Driver and BI Connector Flaws Require Immediate Patching Mallory Threat Intelligence Stories / 7h CVE-2026-81532 was published as a high-severity improper-bounds-checking vulnerability in the BI Connector ODBC driver. MongoDB Connector for BI's CVE-2026-77586 was published as a high-severity flaw in which unescaped collection, field, or index names can inject SQL into generated SHOW CREATE output that is later replayed. — mallory.ai · August 29, 2026
• Fedora 44 coturn 4.17.2 Denial of Service Fix Advisory 2026 — Linuxsecurity · August 18, 2026
• SUSE Linux Micro 6.0 Important Kernel Security Update 2026-23025 — Linuxsecurity · August 11, 2026
• Rfc9990 — www.rfc-editor.org · August 10, 2026
• Factoring RSA Keys with Many Zeros — Schneier · June 29, 2026
• Mythos discovers 'Squidbleed,' a memory leak that's gone undetected since Clinton era — Theregister · June 23, 2026
• Apple releases quantum — Feeds.Feedburner · May 27, 2026

Related Entities