{"ok":true,"trend":{"id":235028,"platform":"mastodon","region":"global","key":"discover how a cloudflare containers data flaw exposed cross-tenant fragments. learn about the skip_block_zeroing thin p","title":"Discover how a Cloudflare Containers data flaw exposed cross-tenant fragments. Learn about the skip_block_zeroing thin p","url":"https://infosec.exchange/@DailyCyberSecurity/117348630903014704","first_seen":"2026-09-28T12:57:41.939652Z","last_seen":"2026-09-28T19:51:49.346179Z","last_rank":3,"peak_rank":3,"last_volume":1,"peak_volume":1,"seen_count":6,"score":83.25,"category_hint":"cybersecurity","section":"technology","category":"cybersecurity","summary":"A reported vulnerability in Cloudflare Containers may have allowed fragments of one customer's data to be visible to another tenant. The issue is linked to a thin provisioning weakness known as skip_block_zeroing, where storage blocks are not properly zeroed before reuse. Security commentators are discussing how such flaws arise in shared cloud infrastructure and what they mean for container isolation and multi-tenant data protection.","why":"Cross-tenant data exposure in a major cloud provider raises immediate concerns about container isolation and shared infrastructure security.","tone":"negative","entities":["Cloudflare","Cloudflare Containers","skip_block_zeroing"],"summarized_at":"2026-09-28T19:02:02.449378Z","meta":{"tag":"cybersecurity","via":"scan","kind":"status","lang":"en","generic":0.07,"instance":"mastodon.social","tag_uses":1212},"nw":0.37,"promo":0.06,"kind":"news_event","importance":1.74,"hidden":false,"hide_reason":null,"judged_at":"2026-09-28T12:57:42.741005Z","title_en":"Cloudflare Containers flaw exposed cross-tenant data fragments","section_name":"Technology","category_name":"Cybersecurity","timeline":[{"captured_at":"2026-09-28T12:57:41.939652Z","rank":3,"volume":1},{"captured_at":"2026-09-28T14:22:04.777275Z","rank":3,"volume":1},{"captured_at":"2026-09-28T15:45:48.966177Z","rank":3,"volume":1},{"captured_at":"2026-09-28T17:07:48.758360Z","rank":3,"volume":1},{"captured_at":"2026-09-28T18:29:50.566064Z","rank":3,"volume":1},{"captured_at":"2026-09-28T19:51:49.346179Z","rank":3,"volume":1}],"posts":[{"platform":"mastodon","url":"https://infosec.exchange/@DailyCyberSecurity/117348630903014704","author":"DailyCyberSecurity@infosec.exchange","title":null,"snippet":"Discover how a Cloudflare Containers data flaw exposed cross-tenant fragments. Learn about the skip_block_zeroing thin provisioning vulnerability. # Cloudflare # DataBreach # CyberSecurity # ContainerSecurity # CloudComputing https:// meterpreter.org/cloudflare-con…","posted_at":"2026-09-28T12:20:05Z","likes":1}],"elsewhere":[],"window":"7d"}}