{"vulnerability": "CVE-2026-55781", "sightings": [{"uuid": "8b2884ab-2056-484a-8083-0c79a3e4a0dc", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-55781", "type": "seen", "source": "https://bsky.app/profile/kriptabiz.bsky.social/post/3mqdbgwznhp2d", "content": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c CVE-2026-55781 \u0432 NanaZip: \u0443\u0433\u0440\u043e\u0437\u0430 \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u0438 \u0441\u043f\u043e\u0441\u043e\u0431\u044b \u0437\u0430\u0449\u0438\u0442\u044b\n\n\n\nhttps://kripta.biz/posts/04ED7A65-24AA-4BAE-B0BE-9BFC756FD10D", "creation_timestamp": "2026-07-10T23:10:47.729988Z"}, {"uuid": "62fa1b03-6903-4a62-8d0d-a2c74e0f906f", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-55781", "type": "seen", "source": "https://bsky.app/profile/kriptabiz.bsky.social/post/3mqdchmwk5w2x", "content": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c CVE-2026-55781 \u0432 NanaZip: \u0443\u0433\u0440\u043e\u0437\u0430 \u0434\u043b\u044f \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u0439 Windows\n\n\n\nhttps://kripta.biz/posts/C24A0BA0-6B44-4524-AFE8-1D1BABB195FB", "creation_timestamp": "2026-07-10T23:29:04.473676Z"}, {"uuid": "69e355a2-bea5-458d-99d5-42837b961979", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-55781", "type": "published-proof-of-concept", "source": "https://t.me/GithubRedTeam/102523", "content": "\ud83d\udea8 GitHub \u76d1\u63a7\u6d88\u606f\u63d0\u9192\n\n\ud83d\udea8 \u53d1\u73b0\u5173\u952e\u8bcd\uff1a #CVE-2026 #POC\n\n\ud83d\udce6 \u9879\u76ee\u540d\u79f0\uff1a CVE-2026-55781-poc\n\ud83d\udc64 \u9879\u76ee\u4f5c\u8005\uff1a g17hubH4ck\n\ud83d\udee0 \u5f00\u53d1\u8bed\u8a00\uff1a Python\n\u2b50 Star\u6570\u91cf\uff1a 0  |  \ud83c\udf74 Fork\u6570\u91cf\uff1a 0\n\ud83d\udcc5 \u66f4\u65b0\u65f6\u95f4\uff1a 2026-09-17 01:00:01\n\n\ud83d\udcdd \u9879\u76ee\u63cf\u8ff0\uff1a\nUnbounded memory allocation in NanaZip's UFS handler via an attacker-controlled `fs_bsize` field.\n\n\ud83d\udd17 \u70b9\u51fb\u8bbf\u95ee\u9879\u76ee\u5730\u5740", "creation_timestamp": "2026-09-17T06:00:04.418707Z"}, {"uuid": "95515d29-9a25-4957-aff7-710e90e55eeb", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-55781", "type": "published-proof-of-concept", "source": "https://t.me/GithubRedTeam/102523", "content": "\ud83d\udea8 GitHub \u76d1\u63a7\u6d88\u606f\u63d0\u9192\n\n\ud83d\udea8 \u53d1\u73b0\u5173\u952e\u8bcd\uff1a #CVE-2026 #POC\n\n\ud83d\udce6 \u9879\u76ee\u540d\u79f0\uff1a CVE-2026-55781-poc\n\ud83d\udc64 \u9879\u76ee\u4f5c\u8005\uff1a g17hubH4ck\n\ud83d\udee0 \u5f00\u53d1\u8bed\u8a00\uff1a Python\n\u2b50 Star\u6570\u91cf\uff1a 0  |  \ud83c\udf74 Fork\u6570\u91cf\uff1a 0\n\ud83d\udcc5 \u66f4\u65b0\u65f6\u95f4\uff1a 2026-09-17 01:00:01\n\n\ud83d\udcdd \u9879\u76ee\u63cf\u8ff0\uff1a\nUnbounded memory allocation in NanaZip's UFS handler via an attacker-controlled `fs_bsize` field.\n\n\ud83d\udd17 \u70b9\u51fb\u8bbf\u95ee\u9879\u76ee\u5730\u5740", "creation_timestamp": "2026-09-18T00:00:09.892331Z"}, {"uuid": "89d29224-9916-4e62-83b8-6014dde671fc", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-55781", "type": "seen", "source": "Telegram/fjZvNReB1UWIVjHq7mUHd7jlExE07it3dmo5byOyMue5zSk", "content": "", "creation_timestamp": "2026-09-18T04:00:08.388264Z"}, {"uuid": "d2ea6988-873b-4aaf-8dba-cf0325466c6d", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-55781", "type": "seen", "source": "Telegram/UVRhJ-dfvv69hp5StkOgcAC9P7rtS8qZd-pCJe4m6gUHuNs", "content": "", "creation_timestamp": "2026-09-18T04:00:07.770295Z"}, {"uuid": "b04db892-3439-4d5e-8ea3-bccccbe0b772", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-55781", "type": "published-proof-of-concept", "source": "Telegram/fjZvNReB1UWIVjHq7mUHd7jlExE07it3dmo5byOyMue5zSk", "content": "", "creation_timestamp": "2026-09-19T00:00:25.671886Z"}, {"uuid": "0f3bd420-8f27-4519-b5ee-69e826c01c3f", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-55781", "type": "published-proof-of-concept", "source": "Telegram/UVRhJ-dfvv69hp5StkOgcAC9P7rtS8qZd-pCJe4m6gUHuNs", "content": "", "creation_timestamp": "2026-09-19T00:00:26.144456Z"}]}