CVE-2024-55888: Content Security Policy appears to be missing in software and production setup

Description

Hush Line is an open-source whistleblower management system. Starting in version 0.1.0 and prior to version 0.3.5, the productions server appeared to have been misconfigured and missed providing any content security policy or security headers. This could result in bypassing of cross-site scripting filters. Version 0.3.5 fixed the issue.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

Attack vector

Network

Complexity

Low

Privileges

None

User interaction

Required

Confidentiality

Low

Integrity

Low

Availability

Low

Scope

Changed

Exploitation

Is it being used?

Exploit prediction (EPSS)0.3% · higher than 24% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

HU

hushline · scidsg

>= 0.1.0, < 0.3.5 · source: vendor