CVE-2026-47690
Description
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 permissions to the repository. The vulnerable workflow used pull_request_target, which runs in the context of the base repository with access to secrets. Commit 923820de8f64d753951fbbd54f7282a3d5f75173 fixes the issue. No known workarounds are available.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or โ if you've already worked around this in production โ publish your fix to the community-verified tier.
โ Propose a mitigation on Community โ Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
References
- https://github.com/meltano/hub/security/advisories/GHSA-wrpf-f35c-j28w
- https://github.com/meltano/hub/pull/2247
- https://github.com/meltano/hub/pull/2249
- https://github.com/meltano/hub/pull/2251
- https://github.com/meltano/hub/commit/923820de8f64d753951fbbd54f7282a3d5f75173
- https://github.com/myogahunter/meltano-hub-poc
CWEs
CWE-77 CWE-1336
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.