Security Brief Daily

Jun 11, 2026 · #80


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Episode 80

Security Brief Daily | 11 Jun 2026

In This Episode
  • Path traversal flaw in AI dev platform Langflow exploited in attacksBleeping Computer
    Attackers are actively exploiting CVE-2026-5027, a high-severity path traversal vulnerability in the AI development platform Langflow, to write arbitrary files on exposed servers. Langflow is an open-source visual platform for building AI applications, AI agents,...
  • Microsoft patches Exchange Server zero-day exploited in attacksBleeping Computer
    Microsoft has patched an actively exploited Exchange Server vulnerability that allows threat actors to execute arbitrary JavaScript code in cross-site scripting (XSS) attacks targeting Outlook Web Access users. This high-severity spoofing vulnerability ( CVE-2026-42897 )...
  • Microsoft patches YellowKey, GreenPlasma, MiniPlasma zero-daysBleeping Computer
    On Tuesday, Microsoft patched two zero-day vulnerabilities that let attackers gain SYSTEM privileges on fully patched Windows systems, and a third one that grants access to BitLocker-protected drives. All three security flaws were disclosed last month by a security researcher...
  • The ‘Miasma’ worm source code briefly leaked on GitHubBleeping Computer
    The Miasma credential-stealing attack framework, which has recently targeted open-source ecosystems through supply-chain attacks, was briefly open-sourced on GitHub. Miasma appears to be an evolution of the earlier Shai-Hulud worm, which was previously leaked on GitHub and...
  • Who Runs the Ransomware Group ‘The Gentlemen?’Krebs on Security
    A cybercrime group known as The Gentlemen has emerged as the second most active ransomware gang by victim count, rapidly attracting a talented pool of hackers through an aggressive recruitment strategy that promises affiliates 90 percent of any ransom paid by victims. This...
  • CISA Adds Cisco, Chrome, and Arista Flaws to KEV Catalog Amid Active ExploitationThe Hacker News
    The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday added three new vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog, following reports of active exploitation. The list of vulnerabilities is as follows - CVE-2026-20245 (CVSS score:...
  • Veeam Backup & Replication RCE Flaw Lets Domain Users Run Remote CodeThe Hacker News
    Veeam has released security patches to address a critical flaw in its Backup & Replication software that could result in remote code execution. Tracked as CVE-2026-44963, the vulnerability carries a CVSS score of 9.4 out of a maximum of 10.0. "A vulnerability allowing remote...
  • ServiceNow Flaw Exploited to Gain Unauthorized Access to Customer InstancesThe Hacker News
    ServiceNow has warned about a security incident in which unknown threat actors exploited a flaw to obtain deeper unauthorized access to susceptible instances. "On June 5, 2026, ServiceNow applied a security update to hosted customer instances," the company revealed in an...
  • Security Brief Daily is an AI-generated cybersecurity news podcast. Always verify critical information with primary sources.

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