CVE-2026-49349 — MEDIUM (6.8)

Vulnerability Description

regclient is a Docker and OCI Registry Client in Go. Prior to version 0.11.5, credentials for a registry may be inadvertently leaked to external servers. A prerequisite for this attack is a malicious registry server, a malicious blob store, or a registry that does not restrict the external URLs for foreign blobs. Version 0.11.5 fixes the issue.

CVSS Score

6.8

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Related Weaknesses (CWE)

CWE-522

References

https://github.com/regclient/regclient/security/advisories/GHSA-qvqc-4c52-x6qp

FAQ

What is CVE-2026-49349?

CVE-2026-49349 is a vulnerability with a CVSS score of 6.8 (MEDIUM). regclient is a Docker and OCI Registry Client in Go. Prior to version 0.11.5, credentials for a registry may be inadvertently leaked to external servers. A prerequisite for this attack is a malicious ...

How severe is CVE-2026-49349?

CVE-2026-49349 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-49349?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.