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May 31, 2026 · #73
Episode 73
Security Brief Daily | 31 May 2026
In This Episode
Palo Alto Networks is warning that hackers are now exploiting a PAN-OS GlobalProtect authentication bypass flaw, tracked as CVE-2026-0257, in attacks attempting to breach corporate networks. The company fixed the CVE-2026-0257 flaw earlier this month, warning that it could be...
California Attorney General Rob Bonta filed a lawsuit against 23andMe, now Chrome Holding Co., over the company’s failure to protect sensitive customer genetic and personal information. Improper security led to a high-profile data breach in 2023 that exposed the sensitive...
Threat actors are abusing ChatGPT's content-sharing feature to display fake OpenAI outage pages that direct users to download malware disguised as the ChatGPT desktop application. The "LLMShare" campaign, discovered by Push Security , uses Google ads to direct users searching...
Dutch authorities have taken offline a massive botnet of 17 million devices and seized more than 200 servers at a local provider that supported the operation. The action was carried out following an investigation from the Police in collaboration with the country's...
An unknown threat actor has been observed using a large language model (LLM) agent to conduct post-compromise actions after obtaining initial access following the exploitation of a publicly-accessible Marimo network using a recently disclosed vulnerability. "The attacker...
A previously undocumented threat actor dubbed GREYVIBE has been attributed to ongoing and persistent attacks targeting Ukraine and Ukraine-related entities since at least August 2025. GREYVIBE, per WithSecure, is assessed to be a Russian-speaking group operating broadly in...
Cybersecurity researchers have discovered a malicious NuGet package that masquerades as a C# software development kit for Sicoob, one of Brazil's largest cooperative financial systems, to siphon client IDs and PFX certificates. According to Socket, versions 2.0.0 through...
A North Carolina man was sentenced to more than 10 years in prison for selling the personal information of over 7 million elderly Americans to Jamaican scammers. 57-year-old Troy Murray (who used the Steve Dixon pseudonym) pleaded guilty in January 2026 to one count of...
Security Brief Daily is an AI-generated cybersecurity news podcast. Always verify critical information with primary sources.
View all episodes
By Security Brief DailyEpisode 73
Security Brief Daily | 31 May 2026
In This Episode
Palo Alto Networks is warning that hackers are now exploiting a PAN-OS GlobalProtect authentication bypass flaw, tracked as CVE-2026-0257, in attacks attempting to breach corporate networks. The company fixed the CVE-2026-0257 flaw earlier this month, warning that it could be...
California Attorney General Rob Bonta filed a lawsuit against 23andMe, now Chrome Holding Co., over the company’s failure to protect sensitive customer genetic and personal information. Improper security led to a high-profile data breach in 2023 that exposed the sensitive...
Threat actors are abusing ChatGPT's content-sharing feature to display fake OpenAI outage pages that direct users to download malware disguised as the ChatGPT desktop application. The "LLMShare" campaign, discovered by Push Security , uses Google ads to direct users searching...
Dutch authorities have taken offline a massive botnet of 17 million devices and seized more than 200 servers at a local provider that supported the operation. The action was carried out following an investigation from the Police in collaboration with the country's...
An unknown threat actor has been observed using a large language model (LLM) agent to conduct post-compromise actions after obtaining initial access following the exploitation of a publicly-accessible Marimo network using a recently disclosed vulnerability. "The attacker...
A previously undocumented threat actor dubbed GREYVIBE has been attributed to ongoing and persistent attacks targeting Ukraine and Ukraine-related entities since at least August 2025. GREYVIBE, per WithSecure, is assessed to be a Russian-speaking group operating broadly in...
Cybersecurity researchers have discovered a malicious NuGet package that masquerades as a C# software development kit for Sicoob, one of Brazil's largest cooperative financial systems, to siphon client IDs and PFX certificates. According to Socket, versions 2.0.0 through...
A North Carolina man was sentenced to more than 10 years in prison for selling the personal information of over 7 million elderly Americans to Jamaican scammers. 57-year-old Troy Murray (who used the Steve Dixon pseudonym) pleaded guilty in January 2026 to one count of...
Security Brief Daily is an AI-generated cybersecurity news podcast. Always verify critical information with primary sources.