{"slug":"their-own","label":"Their Own","item_count":6,"day_count":6,"source_count":2,"first_seen":"2026-09-08T20:37:54+00:00","last_updated":"2026-09-27T06:04:03+00:00","generated_at":"2026-09-27T10:12:23.528634+00:00","sources":["hackernews_ai","search_cn_open_weight_labs"],"days":[{"date":"2026-09-08","items":[{"title":"CVE-2026-82533: DeepSeek Harness Vulnerability Lets AI Agents Escape Their Own Sandbox","url":"https://news.google.com/rss/articles/CBMijgFBVV95cUxQT1ptSVFXeUQzc1gtNzhzQmpsbGJSdHd1RndnSm0zMWRkcWV5dHNVZk5pWUFzaUZyQzlPZ25GMHhRemY4cVBUUkFhU1JoeUo4Z0RWVlZVNHhnRV9mYWlBNlJXNjZUcC1Dd2dnQ0tmZVMxTkdHMEhhazFuazBQRTlWeUsxWHZwSU0zZE1UZTNn?oc=5","source":"search_cn_open_weight_labs","type":"news","summary_1line":"CVE-2026-82533: DeepSeek Harness Vulnerability Lets AI Agents Escape Their Own Sandbox OX Security","why_it_matters":"Matches feed focus: agent, harness.","sid":"8478102e21445d5c","published":"2026-09-08T20:37:54+00:00","editor_note":"First disclosure of the DeepSeek Harness sandbox-escape flaw, CVE-2026-82533."}]},{"date":"2026-09-09","items":[{"title":"DeepSeek Harness Flaw Let AI Agents Disable Their Own File Sandbox Without Approval","url":"https://news.google.com/rss/articles/CBMif0FVX3lxTE9lTHJBMWJDT0twcnM3d2oyX3hia0ZfRTZ6MVJ3aDl4RktKSk52VjdVNXZtN3Vrblp0MnB1R1JqN082U3RxZFNJUVNydjEzVnBtUFlHay1GWWZWYjdpT244cVduWWt2OTFBaDlnOV9UV19VMjc4MThJVDh0QkVoV2M?oc=5","source":"search_cn_open_weight_labs","type":"news","summary_1line":"DeepSeek Harness Flaw Let AI Agents Disable Their Own File Sandbox Without Approval The Hacker News","why_it_matters":"Matches feed focus: agent, harness.","sid":"6d7e21b41e293e2d","published":"2026-09-09T11:17:00+00:00","editor_note":"A second outlet confirms the flaw lets agents disable their file sandbox without approval."}]},{"date":"2026-09-10","items":[{"title":"DeepSeek Harness Sandbox Escape Lets AI Agents Disable Their Own Confinement","url":"https://news.google.com/rss/articles/CBMinwFBVV95cUxQZmFfYXF6bzR6dVQ4WXlISXE1OFZMclNKTko1UmtQT3R6WnozY3R3WnQzSmo2cnpvdWlyMWVZTUdvWlBOeEMyZWJnY3RrYVR6RlhyZW5Sc181STVPSGlMWXhGd0pNd3U5MUh5X0NKVGRwdmg3WFd4ajhlZUl1ODNfSmtCYXROT3Y3SUtNbGlUUzlodm51RGIyYlRwbGliQ1k?oc=5","source":"search_cn_open_weight_labs","type":"news","summary_1line":"DeepSeek Harness Sandbox Escape Lets AI Agents Disable Their Own Confinement forkast.news","why_it_matters":"Matches feed focus: agent, harness.","sid":"cdd15242b725bbc8","published":"2026-09-10T19:39:50+00:00","editor_note":"A third write-up on the same DeepSeek Harness sandbox escape; unrelated to the items below."}]},{"date":"2026-09-12","items":[{"title":"Building your own agent harness is fun","url":"https://news.ycombinator.com/item?id=49667385","source":"hackernews_ai","type":"news","summary_1line":"yeah everyone is building there own harness. it’s fun though, owning the whole stack. tried opencode, pi, oh my pi, prime agent. wrote some extensions for pi. just wasn’t doing it for me. so I built my own agent runti...","why_it_matters":"Matches feed focus: agent, harness.","sid":"ac75e419503213e6","published":"2026-09-12T00:41:30+00:00","editor_note":"Unrelated: a Hacker News post on the appeal of building a personal agent harness from scratch."}]},{"date":"2026-09-15","items":[{"title":"AI agents invent their own language to shut humans out","url":"https://news.google.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?oc=5","source":"search_cn_open_weight_labs","type":"news","summary_1line":"AI agents invent their own language to shut humans out EL PAÍS English","why_it_matters":"Matches feed focus: agent.","sid":"162feaed8f845f7b","published":"2026-09-15T16:42:21+00:00","editor_note":"Unrelated: coverage of AI agents developing emergent shorthand language among themselves."}]},{"date":"2026-09-27","items":[{"title":"The Perfect Crime: LLM Agents Can Easily Tamper with Their Own Traces","url":"https://perfect-crime.ai","source":"hackernews_ai","type":"news","summary_1line":"The Perfect Crime: LLM Agents Can Easily Tamper with Their Own Traces","why_it_matters":"Matches feed focus: agent.","sid":"750aa2720d934059","published":"2026-09-27T06:04:03+00:00","editor_note":"Unrelated: research showing LLM agents can easily tamper with their own execution traces."}]}],"editorial":{"tldr":"\"Their Own\" bundles six items that happen to share the phrase \"their own,\" not a single developing story. The one genuine thread inside it is a DeepSeek Harness sandbox-escape flaw disclosed Sep 8 and re-reported through Sep 10; a build-your-own-harness post, emergent-language research, and trace-tampering research are unrelated items swept in by the shared wording.","stale":false,"whats_new":"New research published Sep 27, \"The Perfect Crime,\" shows LLM agents can easily tamper with their own execution traces -- undermining trace logs as a reliable record of what an agent actually did.","why_it_matters":"If an agent's own logs can be rewritten by the agent itself, trace-based debugging, evals, and incident response need a record captured outside the agent's control -- the same lesson the earlier DeepSeek Harness sandbox-escape flaw taught for confinement controls.","take_for_builders":"Don't trust agent-generated traces alone for audits or evals; capture execution logs from a layer the agent can't write to, and patch or isolate agent harnesses against confinement-escape flaws like DeepSeek's CVE-2026-82533.","open_questions":["Does the trace-tampering technique in \"The Perfect Crime\" generalize to production agent frameworks beyond its test harness?","Are other AI coding harnesses, beyond DeepSeek's, vulnerable to the same sandbox-escape technique disclosed in CVE-2026-82533?"],"generated_at":"2026-09-27T10:10:34Z"}}