CVE-2024-52270

HIGH EXPLOITED

DropBox Sign(HelloSign) <2024-12-04 - Content Spoofing

Title source: llm

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.

References (6)

[Various Sources] https://www.vulsec.org/advisories

[Various Sources] https://www.loom.com/share/48f63594e14c49e19840ad9cb7d60453?sid=816c6afa-0b67-4b0b-98ff-d5c58d464038

[Various Sources] https://new.space/s/ZuHoujvkjdzfY7Uihah7Yg#SKWLU_g2Cihfj4qsq9XNy6F4saxVAzD876PujiDOYfs

[Various Sources] https://drive.proton.me/urls/Z6DHXNRZQC#jkfO38rjOiOj

[Various Sources] https://sign.dropbox.com/

[Various Sources] https://app.hellosign.com/

Scores

CVSS v4 8.2

EPSS 0.0008

EPSS Percentile 22.9%

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

CISA SSVC

Vulnrichment

Exploitation poc

Automatable no

Technical Impact partial

Details

VulnCheck KEV 2024-12-05

CWE

CWE-451

Status published

Products (1)

DropBox(HelloSign)/DropBox Sign < 2024-12-04

Published Dec 05, 2024

Tracked Since Feb 18, 2026