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 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.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/meltano/hub/commit/923820de8f64d753951fbbd54f7282a3d5f75173
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/security/advisories/GHSA-wrpf-f35c-j28w
https://github.com/myogahunter/meltano-hub-poc

Configurations

No configuration.

History

21 Jul 2026, 21:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-07-21 21:16

Updated : 2026-07-23 16:15

NVD link : CVE-2026-47690

Mitre link : CVE-2026-47690

CVE.ORG link : CVE-2026-47690

JSON object : View

Products Affected

No product.

CWE

CWE-77

Improper Neutralization of Special Elements used in a Command ('Command Injection')

CWE-1336

Improper Neutralization of Special Elements Used in a Template Engine

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