CVE-2024-45815

Prototype pollution in @backstage/plugin-catalog-backend

State: Published
Severity: 6.5 Medium
Published: Sep 17, 2024
Updated: Sep 18, 2024
Reserved: Sep 9, 2024

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.

Scores

CVSS	Score	Vector	Source
3.1	6.5 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	GitHub_M

Weaknesses

CWE-1321 Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

Affected Products

Product	Versions
backstagebackstage	< 1.26.0Affected

References

https://github.com/backstage/backstage/security/advisories/GHSA-3x3f-jcp3-g22j

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.