Friday Squid Blogging: Another Squid
Someone named “Squid” seems to be a “West Country legend.” As usual, you can also use this squid post to talk about the security stories in the news that I haven’t covered. Blog moderation policy.
ChatGPhish Vulnerability Turns ChatGPT Web Summaries Into a Phishing Surface
Cybersecurity researchers have disclosed details of a vulnerability in OpenAI ChatGPT that leverages the artificial intelligence (AI) assistant’s implicit trust in Markdown links and images to trigger prompt injections and open the door to phishing attacks. The technique has been codenamed ChatGPhish by Permiso Security. “The chatgpt.com response renderer trustsRead More »ChatGPhish Vulnerability Turns ChatGPT Web Summaries Into a Phishing Surface
In Other News: Trump Mobile Data Breach, FIFA World Cup Phishing, CISA Responds to Supply Chain Attacks
Noteworthy stories that might have slipped under the radar: Trump Mobile exposes customer data, phishers target the 2026 FIFA World Cup, CISA responds to recent supply chain attacks. The post In Other News: Trump Mobile Data Breach, FIFA World Cup Phishing, CISA Responds to Supply Chain Attacks appeared first onRead More »In Other News: Trump Mobile Data Breach, FIFA World Cup Phishing, CISA Responds to Supply Chain Attacks
Risks of Robinhood Using AI Agents to Trade, Make Purchases
Robinhood is enabling AI agents to trade and make credit card purchases on behalf of users.
Charter Communications Data Breach Could Impact Nearly 5 Million
The notorious ShinyHunters extortion group leaked over 42 million records allegedly stolen from Charter in April. The post Charter Communications Data Breach Could Impact Nearly 5 Million appeared first on SecurityWeek.
Attackers Use LLM Agent for Post-Exploitation After Marimo CVE-2026-39987 Exploit
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 compromised an internet-reachable Marimo notebook via CVE-2026-39987, extracted two cloud credentials from theRead More »Attackers Use LLM Agent for Post-Exploitation After Marimo CVE-2026-39987 Exploit
MokN Raises $15 Million for Phish-Back Platform
MokN’s platform deploys realistic decoy access points to lure attackers into revealing compromised credentials, enabling organizations to respond before abuse occurs. The post MokN Raises $15 Million for Phish-Back Platform appeared first on SecurityWeek.
Gogs Zero-Day Exposes Servers to Remote Code Execution
The critical-severity issue, assigned a CVSS score of 9.4, is an argument injection flaw that can be exploited by authenticated attackers via pull requests with malicious branch names. The post Gogs Zero-Day Exposes Servers to Remote Code Execution appeared first on SecurityWeek.
New Russian-Linked GREYVIBE Targets Ukraine with AI-Powered Cyberattacks
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 the Russian time zone, with the activities aligning with Kremlin state interests,Read More »New Russian-Linked GREYVIBE Targets Ukraine with AI-Powered Cyberattacks
California Sues 23andMe, Alleging It Failed to Protect User Data in 2023 Breach
Attorney General Rob Bonta filed the lawsuit against Chrome Holding Co., which 23andMe rebranded under after filing for bankruptcy last March. The post California Sues 23andMe, Alleging It Failed to Protect User Data in 2023 Breach appeared first on SecurityWeek.