RCE in Meltano Hub
CVE-2026-47690
MeltanoHub is the source code for hub.meltano.com, the central place for Meltano plugins. Versions of the repo prior to commit 923820de8f64d753951fbbd54f7282a3d5f75173 were vulnerable to exfiltration of `GITHUB_TOKEN` with write permission…
Vulnerability class: Command Injection (OS Command Injection)
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.
Affected products
- Meltano Hub — versions < 923820de8f64d753951fbbd54f7282a3d5f75173
Weakness classification (CWE)
References
- https://github.com/meltano/hub/commit/923820de8f64d753951fbbd54f7282a3d5f75173 (x_refsource_MISC)
- https://github.com/meltano/hub/pull/2247 (x_refsource_MISC)
- https://github.com/meltano/hub/pull/2249 (x_refsource_MISC)
- https://github.com/meltano/hub/pull/2251 (x_refsource_MISC)
- https://github.com/meltano/hub/security/advisories/GHSA-wrpf-f35c-j28w (x_refsource_CONFIRM)
- https://github.com/myogahunter/meltano-hub-poc (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-47690?
- CVE-2026-47690 is a high-severity vulnerability in Meltano Hub, classified under Command Injection. CVSS score: 7.5/10. Published 2026-07-21.
- How severe is CVE-2026-47690?
- High severity. CVSS v3 base score is 7.5 out of 10.