CVE-2024-46976: Circumvention of cross site scripting Protection in @backstage/plugin-techdocs-backend
Impact
An attacker with control of the contents of the TechDocs storage buckets is able to inject executable scripts in the TechDocs content that will be executed in the victim's browser when browsing documentation or navigating to an attacker provided link.
Patches
This has been fixed in the 1.10.13 release of the @backstage/plugin-techdocs-backend package.
References
If you have any questions or comments about this advisory:
Open an issue in the Backstage repository Visit our Discord, linked to in Backstage README
Other sources
Backstage is an open framework for building developer portals. An attacker with control of the contents of the TechDocs storage buckets is able to inject executable scripts in the TechDocs content that will be executed in the victim's browser when browsing documentation or navigating to an attacker provided link. This has been fixed in the 1.10.13 release of the @backstage/plugin-techdocs-backend package. users are advised to upgrade. There are no known workarounds for this vulnerability.
— MITRE
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2024-46976?
CVE-2024-46976 is a high-severity vulnerability that allows injection of executable scripts in TechDocs.
How do I fix CVE-2024-46976?
To fix CVE-2024-46976, upgrade to versions 1.10.13 or later of the affected package @backstage/plugin-techdocs-backend.
What type of attack is facilitated by CVE-2024-46976?
CVE-2024-46976 facilitates cross-site scripting (XSS) attacks through injected scripts executed in victims' browsers.
Which software versions are affected by CVE-2024-46976?
CVE-2024-46976 affects versions of Backstage up to and including 1.10.12.
What components are specifically vulnerable in CVE-2024-46976?
CVE-2024-46976 specifically affects the TechDocs storage buckets within the Backstage platform.