{"vulnerability": "cve-2021-42950", "sightings": [{"uuid": "53ad0fa8-4b69-4527-9b45-22e666f6b86a", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-42950", "type": "seen", "source": "https://t.me/cibsecurity/38342", "content": "\u203c CVE-2021-42950 \u203c\n\nRemote Code Execution (RCE) vulnerability exists in Zepl Notebooks all previous versions before October 25 2021. Users can register for an account and are allocated a set number of credits to try the product. Once users authenticate, they can proceed to create a new organization by which additional users can be added for various collaboration abilities, which allows malicious user to create new Zepl Notebooks with various languages, contexts, and deployment scenarios. Upon creating a new notebook with specially crafted malicious code, a user can then launch remote code execution.\n\n\ud83d\udcd6 Read\n\nvia \"National Vulnerability Database\".", "creation_timestamp": "2022-03-03T07:25:46.000000Z"}, {"uuid": "b586a12f-add5-4873-a637-cacc59596b9c", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-42950", "type": "seen", "source": "https://t.me/hacking_Attack/43226", "content": "Exploit Collector\nZepl Notebook Remote Code Execution\n\nhttps://4.bp.blogspot.com/-1sVwQJsRVpo/WWlvgaUDftI/AAAAAAAAIQM/9m_QfduSdAQi14Fs6kLQe2-YLO5Bx1iKQCLcBGAs/s1600/h87.png \nZepl Notebook suffers from a remote code execution vulnerability.\n\nMD5 | 9d603c1863096f6609b45bc48296b1f4\n\nDownload\nExploit Title: Zepl Notebook - Remote Code Execution\nDate: 9/28/2021\nVendor Homepage: https://zepl.com/\nSoftware Link: https://app.zepl.com/\nVersion: All previous versions of product to the date of this submission\nTested on: The issue affects all versions of the product up to the date of this submission\nExploit Authors: Josh Sheppard & Pathfynder Inc\nExploit Contact: ghost a t undervurse dot_com & josh a t pathfynder dot_io\nExploit Technique: Remote\nCVE ID: CVE-2021-42950\n1. Description\nA remote code execution vulnerability has been discovered in Zepl's Notebooks product. Users can register for an account and are allocated a set number of credits to try the product. Once users authenticate, they can proceed to create a new organization by which additional users can be added for various collaboration abilities. Once this has been established, users can then create new Zepl Notebooks with various languages, contexts and deployment scenarios. Upon creating a new notebook with specially crafted malicious code, a user can then launch remote code execution.\nThis vulnerability effects all previous versions of their Notebook product suite.\n2. Disclosure Timeline\n9/28/21 - Discovery and Exploitation\n9/28/21 - Vendor Notified\n2/16/22 - CVE Assignment\n2/17/22 - Public Disclosure\n3. Mitigation\nHotfix applied to vendors SAAS solution, no action is necessary at this time.\n\nSource:packetstormsecurity.com\n\n___________________________ \n@hacking_Attack\n@Hacking_Video", "creation_timestamp": "2026-09-01T20:01:54.368036Z"}, {"uuid": "decd73bd-8efb-4714-8adf-3142ce17b7fd", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-42950", "type": "seen", "source": "https://t.me/hacking_Attack/43226", "content": "Exploit Collector\nZepl Notebook Remote Code Execution\n\nhttps://4.bp.blogspot.com/-1sVwQJsRVpo/WWlvgaUDftI/AAAAAAAAIQM/9m_QfduSdAQi14Fs6kLQe2-YLO5Bx1iKQCLcBGAs/s1600/h87.png \nZepl Notebook suffers from a remote code execution vulnerability.\n\nMD5 | 9d603c1863096f6609b45bc48296b1f4\n\nDownload\nExploit Title: Zepl Notebook - Remote Code Execution\nDate: 9/28/2021\nVendor Homepage: https://zepl.com/\nSoftware Link: https://app.zepl.com/\nVersion: All previous versions of product to the date of this submission\nTested on: The issue affects all versions of the product up to the date of this submission\nExploit Authors: Josh Sheppard & Pathfynder Inc\nExploit Contact: ghost a t undervurse dot_com & josh a t pathfynder dot_io\nExploit Technique: Remote\nCVE ID: CVE-2021-42950\n1. Description\nA remote code execution vulnerability has been discovered in Zepl's Notebooks product. Users can register for an account and are allocated a set number of credits to try the product. Once users authenticate, they can proceed to create a new organization by which additional users can be added for various collaboration abilities. Once this has been established, users can then create new Zepl Notebooks with various languages, contexts and deployment scenarios. Upon creating a new notebook with specially crafted malicious code, a user can then launch remote code execution.\nThis vulnerability effects all previous versions of their Notebook product suite.\n2. Disclosure Timeline\n9/28/21 - Discovery and Exploitation\n9/28/21 - Vendor Notified\n2/16/22 - CVE Assignment\n2/17/22 - Public Disclosure\n3. Mitigation\nHotfix applied to vendors SAAS solution, no action is necessary at this time.\n\nSource:packetstormsecurity.com\n\n___________________________ \n@hacking_Attack\n@Hacking_Video", "creation_timestamp": "2026-09-02T01:02:14.846335Z"}]}