Daily News
OPNsense CVE-2026-57155: Root RCE via GeoIP Alias
OPNsense CVE-2026-57155 (CVSS 9.9) is a path-traversal flaw in the firewall’s GeoIP alias importer that lets a low-privileged user escalate to full root remote code execution. It is the fifth critical or high-severity OPNsense vulnerability disclosed since May 2026, and it matters disproportionately for German Mittelstand IT teams and MSPs because OPNsense’s free, open-source model…
Read MoreSharePoint RCE CVE-2026-45659: Active Exploits
SharePoint RCE CVE-2026-45659 is now under active exploitation, and the federal patch deadline set by the U.S. Cybersecurity and Infrastructure Security Agency (CISA) is July 4 — tomorrow. The CVSS 8.8 deserialization flaw lets any authenticated user with nothing more than baseline Site Member permissions run code remotely on the server. Shadowserver currently counts more…
Read MoreAzure CLI Password Spray Bypasses MFA
An Azure CLI password spray campaign made more than 81 million login attempts against Microsoft accounts over two weeks and successfully compromised 78 accounts across 64 organizations — a meaningful share of which believed multi-factor authentication already protected them. The attackers did not break MFA. They found a legacy authentication path that most Conditional Access…
Read MoreSimpleHelp CVE-2026-48558 RMM Bypass Exploited
A critical SimpleHelp CVE-2026-48558 authentication bypass is letting attackers forge a login token and seize a fully authenticated technician session in the remote monitoring and management (RMM) software thousands of managed service providers use to run client networks. CISA added the flaw to its Known Exploited Vulnerabilities catalog on June 29, and researchers have already…
Read MoreSignal Backup Recovery Key Russian intelligence
Signal Backup Recovery Key Russian intelligence theft is now formally attributed by three governments. The FBI, CISA, and Ukraine’s Security Service (SSU) jointly disclosed on June 26–27, 2026 that FSB-linked UNC5792 and GRU-linked UNC4221 are stealing these keys via fake support SMS messages — granting persistent access to complete message archives even after victims reset…
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