CVE-2024-29896
Content-Security-Policy header generation in middleware could be compromised by malicious injections
Description
### Impact When the following conditions are met: - Automated CSP headers generation for SSR content is enabled - The web application serves content that can be partially controlled by external users Then it is possible that the CSP headers generation feature might be "allow-listing" malicious injected resources like inlined JS, or references to external malicious scripts. ### Patches Available in version 1.3.0 . ### Workarounds - Do not enable CSP headers generation. - Use it only for dynamically generated content that cannot be controlled by external users in any way. ### References _Are there any links users can visit to find out more?_
How to fix CVE-2024-29896
To remediate CVE-2024-29896, upgrade the affected package to a fixed version below.
- —upgrade to 1.3.0 or later
Is CVE-2024-29896 being exploited?
Low — EPSS is 0.9%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 1.2.0, < 1.3.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |