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Researchers found a shell injection flaw in 10 of 11 popular open-source AI agents, allowing attackers to bypass command filters. Adversa AI just published a survey, titled “GuardFall: a universal shell injection vulnerability in open-source AI agents,” of eleven open-source AI coding and computer-use agents, and the headline finding is uncomfortable: ten of them leave […]

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds a SimpleHelp flaw to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added a SimpleHelp flaw, tracked as CVE-2026-48558 (CVSS score v3.1 of 10.0), to its Known Exploited Vulnerabilities (KEV) catalog. CVE-2026-48558 is a critical authentication bypass vulnerability in SimpleHelp versions 5.5.15 and earlier and […]

Palo Alto Networks warns that attackers are actively exploiting CVE-2026-0257, a PAN-OS flaw that lets unauthorized users bypass authentication and establish VPN connections. Palo Alto Networks has confirmed active exploitation of CVE-2026-0257, a PAN-OS authentication bypass vulnerability affecting GlobalProtect portals and gateways. Palo Alto Networks addressed the vulnerability on May 13. Two weeks later, cybersecurity firm Rapid7 […]

SafeBreach tricked Gemini into obeying attackers via WhatsApp notifications, using hidden foreign-language text to bypass Google’s defenses and control smart home devices. SafeBreach Labs researcher Or Yair spent months trying to break Google’s Gemini voice assistant after Google patched the vulnerabilities he found in his previous research. The new attack class he developed, named Fake […]

CVE-2026-0257 lets attackers forge Palo Alto GlobalProtect auth cookies and bypass VPN login. Exploitation confirmed since May 17. Palo Alto Networks addressed the vulnerability CVE-2026-0257 on May 13. Two weeks later, cybersecurity firm Rapid7 confirmed active exploitation across multiple customer environments. The flaw impacts the GlobalProtect portal and gateway components of Palo Alto Networks PAN-OS […]