CVE-2024-52270

PDF Document Spoofing in DropBox Sign(HelloSign)

HIGH
8.2
CVSS Score
Published: December 5, 2024 at 10:55 AM UTC
Updated: June 17, 2026 at 08:06 AM UTC
1 product affected across 1 vendorDropbox Sign

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Severity
HIGH8.2
Exploit prediction
EPSS 0.2%
SSVC
Active

Description

User Interface (UI) Misrepresentation of Critical Information vulnerability in DropBox Sign(HelloSign) allows Content Spoofing. Displayed version does not show the layer flattened version, once download, If printed (e.g. via Google Chrome -> Examine the print preview): Will render the vulnerability only, not all layers are flattened. This issue affects DropBox Sign(HelloSign): through 2024-12-04.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (6)

Product
Source: 2fdefc65-d750-4b8d-96ee-6e2c0c42dbfe
https://app.hellosign.com/
Exploit
Source: 2fdefc65-d750-4b8d-96ee-6e2c0c42dbfe
https://drive.proton.me/urls/Z6DHXNRZQC#jkfO38rjOiOj
Product
Source: 2fdefc65-d750-4b8d-96ee-6e2c0c42dbfe
https://sign.dropbox.com/
VDB EntryExploitTechnical Description
Source: 2fdefc65-d750-4b8d-96ee-6e2c0c42dbfe
https://www.vulsec.org/advisories

SSVC — Action Prioritization

SSVCActiveAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.2HIGHVULSec
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-451

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