CVE-2026-29184

Published: Mar 7, 2026Modified: Jun 17, 2026

6.5

Vector

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

Exploitability: 2.8 / Impact: 3.6

Source: NVD

Description

Backstage is an open framework for building developer portals. Prior to version 3.1.4, a malicious scaffolder template can bypass the log redaction mechanism to exfiltrate secrets provided run through task event logs. This issue has been patched in version 3.1.4.

Affected (1)

Products: Linuxfoundation: Backstage/plugin Scaffolder Backend

Linuxfoundation

1 product

Backstage/plugin Scaffolder Backend

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Linuxfoundation Backstage/plugin Scaffolder Backend	Before 3.1.4

Related CWEs

Insertion of Sensitive Information into Log File

Information written to log files can be of a sensitive nature and give valuable guidance to an attacker or expose sensitive user information.

References (1)

https://github.com/backstage/backstage/security/advisories/GHSA-8qp7-fhr9-fw53

Source: security-advisories@github.com

Vendor Advisory

Timeline

No history available yet.