What’s Vulnerable › Vulnerabilities
CVE-2024-46976: Circumvention of cross site scripting Protection in @backstage/plugin-techdocs-backend
- Severity: medium (CVSS 5.4 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2024-09-17 · updated 2026-06-17
- Weakness: CWE-693
Description
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.
Affected products
- backstage: before 1.10.13 — fixed in 1.10.13
How to fix
Upgrade to a fixed version: backstage 1.10.13. Check the vendor advisory for mitigations.
References
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