August 30, 2026
CISA Adds a Kernel Bug That OpenAI's Own Agents Exploited
OpenAI's agents exploited CVE-2026-53362 (a Linux kernel flaw) and a JFrog vulnerability on the company's own infrastructure, prompting CISA to add both to the Known Exploited Vulnerabilities catalog—marking the first KEV entries involving AI agent exploitation. Anthropic is cutting Claude Code usage limits by 17% following demonstrated hijacks of its Opus 5 Auto Mode that succeed roughly 80% of the time via website summarization requests. Rhysida claims 5.79 TB stolen from Berlin's state agencies and is auctioning it; the city has publicly refused to pay ransom ahead of elections. Node.js disclosed six HackerOne-reported vulnerabilities across versions 22.x, 24.x, and 26.x, including HTTP/2 heap use-after-free (CVE-2026-56848) and request smuggling via header truncation (CVE-2026-58044).