How severe is CVE-2024-46976?

CVE-2024-46976 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2024-46976 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-46976?

CVE-2024-46976 affects Linuxfoundation Backstage. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-46976?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-46976 have an EU (EUVD) identifier?

Yes. CVE-2024-46976 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-2722.

When was CVE-2024-46976 published?

CVE-2024-46976 was published on 2024-09-17 and last updated on 2026-06-17.

CVE-2024-46976

CVE-2024-46976 is a medium-severity vulnerability in Linuxfoundation Backstage with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-2722
Weakness: CWE-79
Affected product: Linuxfoundation Backstage
Published: 2024-09-17
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2024-46976?: 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.
How severe is CVE-2024-46976?: CVE-2024-46976 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2024-46976 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-46976?: CVE-2024-46976 affects Linuxfoundation Backstage. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-46976?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-46976 have an EU (EUVD) identifier?: Yes. CVE-2024-46976 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-2722.
When was CVE-2024-46976 published?: CVE-2024-46976 was published on 2024-09-17 and last updated on 2026-06-17.

References

https://github.com/backstage/backstage/security/advisories/GHSA-5j94-f3mf-8685

Affected products (1)

cpe:2.3:a:linuxfoundation:backstage:*:*:*:*:*:*:*:*

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