CVE-2026-29184
CVE-2026-29184 is a low-severity vulnerability in Linuxfoundation Backstage/plugin-scaffolder-backend with a CVSS 3.x base score of 2.0. 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-532.
Key facts
- Severity: Low (CVSS 3.x base score 2.0)
- EPSS exploit prediction: 0% (18th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-10144
- Weakness: CWE-532
- Affected product: Linuxfoundation Backstage/plugin-scaffolder-backend
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2026-29184?
- 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.
- How severe is CVE-2026-29184?
- CVE-2026-29184 has a CVSS 3.x base score of 2.0, rated low severity. It is exploitable over network with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.
- Is CVE-2026-29184 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-29184?
- CVE-2026-29184 affects Linuxfoundation Backstage/plugin-scaffolder-backend. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2026-29184?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2026-29184 have an EU (EUVD) identifier?
- Yes. CVE-2026-29184 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-10144.
- When was CVE-2026-29184 published?
- CVE-2026-29184 was published on 2026-03-07 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:linuxfoundation:backstage\/plugin-scaffolder-backend:*:*:*:*:*:*:*:*
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