{"id":"CVE-2024-52270","aliases":["EUVD-2024-46111","GHSA-5fw3-pvfm-qmmq"],"status":"published","title":"PDF Document Spoofing in DropBox Sign(HelloSign)","description":"User Interface (UI) Misrepresentation of Critical Information vulnerability in DropBox Sign(HelloSign) allows Content Spoofing.\nDisplayed version does not show the layer flattened version, once download, If printed (e.g. via Google Chrome -\u003e Examine the print preview): Will render the vulnerability only, not all layers are flattened.\nThis issue affects DropBox Sign(HelloSign): through 2024-12-04.","severity":{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:H/VA:N/SC:N/SI:H/SA:N/AU:Y/U:Red","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00193,"percentile":0.09015,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-451"],"published":"2024-12-05T10:55:30Z","modified":"2026-09-21T17:45:33Z","products":[{"vendor":"dropbox(hellosign)","product":"dropbox sign"}],"references":[{"url":"https://www.vulsec.org/advisories","tags":["vdb-entry"]},{"url":"https://www.loom.com/share/48f63594e14c49e19840ad9cb7d60453?sid=816c6afa-0b67-4b0b-98ff-d5c58d464038","tags":["exploit"]},{"url":"https://new.space/s/ZuHoujvkjdzfY7Uihah7Yg#SKWLU_g2Cihfj4qsq9XNy6F4saxVAzD876PujiDOYfs","tags":["exploit"]},{"url":"https://drive.proton.me/urls/Z6DHXNRZQC#jkfO38rjOiOj","tags":["exploit"]},{"url":"https://sign.dropbox.com/","tags":["product"]},{"url":"https://app.hellosign.com/","tags":["product"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-52270"},{"url":"https://app.hellosign.com"},{"url":"https://sign.dropbox.com"},{"url":"https://github.com/advisories/GHSA-5fw3-pvfm-qmmq"}],"sources":{"cve":[{"id":"CVE-2024-52270","title":"PDF Document Spoofing in DropBox Sign(HelloSign)","description":"User Interface (UI) Misrepresentation of Critical Information vulnerability in DropBox Sign(HelloSign) allows Content Spoofing.\nDisplayed version does not show the layer flattened version, once download, If printed (e.g. via Google Chrome -\u003e Examine the print preview): Will render the vulnerability only, not all layers are flattened.\nThis issue affects DropBox Sign(HelloSign): through 2024-12-04.","status":"published","published":"2024-12-05T10:55:30.071Z","modified":"2026-09-21T17:45:33.592Z","cvss":[{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:H/VA:N/SC:N/SI:H/SA:N/AU:Y/U:Red","level":"high","assessor":"cna"}],"cwes":["CWE-451"],"updated_at":"2026-11-02T14:34:03.333404Z"}],"euvd":[{"id":"EUVD-2024-46111","description":"User Interface (UI) Misrepresentation of Critical Information vulnerability in DropBox Sign(HelloSign) allows Content Spoofing.\nDisplayed version does not show the layer flattened version, once download, If printed (e.g. via Google Chrome -\u003e Examine the print preview): Will render the vulnerability only, not all layers are flattened.\nThis issue affects DropBox Sign(HelloSign): through 2024-12-04.","status":"published","published":"2024-12-05T10:55:30Z","modified":"2026-09-21T17:45:33Z","cvss":[{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:H/VA:N/SC:N/SI:H/SA:N/AU:Y/U:Red","level":"high"}],"updated_at":"2026-11-02T17:28:05.032636Z"}],"ghsa":[{"id":"GHSA-5fw3-pvfm-qmmq","title":"User Interface (UI) Misrepresentation of Critical Information vulnerability in DropBox Sign...","description":"User Interface (UI) Misrepresentation of Critical Information vulnerability in DropBox Sign(HelloSign) allows Content Spoofing.\nDisplayed version does not show the layer flattened version, once download, If printed (e.g. via Google Chrome -\u003e Examine the print preview): Will render the vulnerability only, not all layers are flattened.\nThis issue affects DropBox Sign(HelloSign): through 2024-12-04.","status":"published","published":"2024-12-05T12:31:28Z","modified":"2024-12-05T15:32:02Z","cvss":[{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:H/VA:N/SC:N/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Red","level":"high"}],"cwes":["CWE-451"],"updated_at":"2026-11-02T14:59:03.217136Z"}],"nvd":[{"id":"CVE-2024-52270","description":"User Interface (UI) Misrepresentation of Critical Information vulnerability in DropBox Sign(HelloSign) allows Content Spoofing.\nDisplayed version does not show the layer flattened version, once download, If printed (e.g. via Google Chrome -\u003e Examine the print preview): Will render the vulnerability only, not all layers are flattened.\nThis issue affects DropBox Sign(HelloSign): through 2024-12-04.","status":"published","published":"2024-12-05T11:15:06.837Z","modified":"2026-06-17T08:06:54.683Z","cvss":[{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:H/VA:N/SC:N/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:X/V:X/RE:X/U:Red","level":"high","assessor":"secondary"}],"cwes":["CWE-451"],"updated_at":"2026-11-02T14:10:39.434419Z"}]}}