Cybersecurity Briefing — October 31, 2026

CVE-2026-109618 and CVE-2026-109619 are Critical vulnerabilities in PHP, a scripting language used globally for web servers and CMS systems. The post Threat Brief: Critical Vulnerabilities in PHP: CVE-2026-109618, CVE-2026-109619 (Updated…

Eight compromised eMudhra intermediate CA private keys risk unauthorized TLS signing and MitM interception. Read our analysis and containment guide. The post EMudhra Intermediate CA Certificates Compromised appeared first on Unit 42 .

A malicious version of Anthropic's Claude Code VS Code extension was distributed through Cursor's extension marketplace for approximately 11 hours on October 29, exposing up to 5,000 developers to malware designed to install persistent SSH…

Drupal warned admins to patch a critical access bypass vulnerability in the Commerce Core module that attackers are exploiting in the wild. [...]

Binance, the world's largest crypto exchange, has linked the theft of about $6.3 billion in cryptocurrency to a DevOps engineer's compromised laptop. [...]

Ahmad Umar Agha, known online as “Th3Pr0,” was sentenced Thursday in federal court in Virginia to 42 months behind bars for his role in a conspiracy that was organized by former Syrian President Bashar al-Assad's closest advisers.

Ahmad Umar Agha, a Syrian Electronic Army hacker known online as "Th3Pr0," has been sentenced by a U.S. federal court to 42 months in prison for his role in a hacking conspiracy that targeted Western news outlets. The conspiracy was…

In my previous blog post I mentioned the GetProcessHandleFromHwnd API. This was an API I didn’t know existed until I found a publicly disclosed UAC bypass using the Quick Assist UI Access application. This API looked interesting so I…

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Friday added two security flaws impacting Ivanti Connect Secure (ICS) to its Known Exploited Vulnerabilities (KEV) catalog, following active exploitation in the wild. The…

Hardware wallet device maker Trezor has received credible reports about a suspected hardware crypto-theft implant in a Trezor Safe 5 sold by its reseller CryptoBilis in Southeast Asia. [...]

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday added two security flaws impacting Cisco and GitLab software to its Known Exploited Vulnerabilities (KEV), citing evidence of active exploitation. The…

Cryptocurrency exchange Binance is investigating a potential security breach involving up to $5.8 billion in digital assets, in what could become the largest cryptocurrency hack in history. [...]

This vulnerability allows local attackers to escalate privileges on affected installations of FreeBSD Kernel. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this…

An overview of the activities of selected APT groups investigated and analyzed by ESET Research in Q2 2026 and Q3 2026

Key Points Introduction Over the past two months, we have been tracking a campaign that abuses the popularity of AI tools such as ChatGPT and Claude to spread a custom malware chain we call Yoba. The attackers use fake GitHub projects that…

Google Brotli contains an unchecked return value vulnerability that allows a remote unauthenticated attacker to corrupt adjacent decoder state memory, disclose sensitive memory contents, cause a denial of service, or potentially execute…

For the latest discoveries in cyber research for the week of 26th October, please download our Threat Intelligence Bulletin. TOP ATTACKS AND BREACHES Japanese cloud hosting provider Onamae Desktop Cloud has confirmed a cyberattack in which…

Here's the lowdown on CVE-2026-109618 and CVE-2026-109619, as well as what website owners and IT teams should do to stay safe – all in a little more than two minutes

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