CVE-2024-45815

MEDIUM

Linuxfoundation Backstage < 1.26.0 - Prototype Pollution

Title source: rule

Description

Backstage is an open framework for building developer portals. A malicious actor with authenticated access to a Backstage instance with the catalog backend plugin installed is able to interrupt the service using a specially crafted query to the catalog API. This has been fixed in the `1.26.0` release of the `@backstage/plugin-catalog-backend`. All users are advised to upgrade. There are no known workarounds for this vulnerability.

References (1)

[Third Party Advisory] https://github.com/backstage/backstage/security/advisories/GHSA-3x3f-jcp3-g22j

Scores

CVSS v3 6.5

EPSS 0.0022

EPSS Percentile 45.2%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-1321

Status published

Products (2)

backstage/plugin-catalog-backend 0 - 1.26.0npm

linuxfoundation/backstage < 1.26.0

Published Sep 17, 2024

Tracked Since Feb 18, 2026