GitHub Advisory DatabaseGHSA-3X3F-JCP3-G22J@backstage/plugin-catalog-backend Prototype Pollution vulnerability
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
9.6%
Impact
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.
Patches
This has been fixed in the 1.26.0 release of the @backstage/plugin-catalog-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
Affected configurations
| Vendor | Product | Version | CPE |
|---|---|---|---|
| backstage | plugin-catalog-backend | * | cpe:2.3:a:backstage:plugin-catalog-backend:*:*:*:*:*:*:*:* |
Related
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
9.6%