Anthropic VS code extension on Cursor backdoored for nearly 12 hours

2026-11-02T20:51:38Z•10e578ec3f2eca615f91bfdaa1197563d35998532fa3315bf2885741ae55ce7a
AI-securityAnthropicCursorDHSEDK2ICEIoT-securityNorth-Korea-linked-threat-actorPHPPlexSSH-interceptionTLS-certificatesTorUEFIactive-exploitationbackdoorcertificate-authority-compromisecryptocurrency-theftcybersecurity-newsdata-breachmercenary-spywarephishingremote-code-executionsupply-chain-compromisezero-click-exploit

What happened

Ars Technica security feed containing reports of major cyber incidents and vulnerabilities, including a backdoored Anthropic Cursor extension, a record cryptocurrency theft, sensitive DHS data exposure, critical UEFI/EDK2 code execution flaws, compromised TLS certificate authorities, actively exploited PHP and Plex vulnerabilities, Tor exit-node hijacking, mercenary spyware delivered through zero-click exploits, and emerging security risks involving AI agents and MCP. The feed includes multiple high-impact or potentially critical events, but the supplied summaries do not provide enough detail,

Why it matters

A reviewed impact interpretation has not been published for this record.

Evidence and limitations

Source ID
arstechnica_security
Record identifier
10e578ec3f2eca615f91bfdaa1197563d35998532fa3315bf2885741ae55ce7a
Enrichment time
2026-11-02T20:51:38Z
AI-assisted enrichment
Yes

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