CVE-2026-123664

MEDIUMCVSS 5.4/10

Last modified

CVE-2026-123664 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. A security flaw has been discovered in nasa-gcn gcn.nasa.gov up to b299b562af665878964b981a459f0a9c04b11adf. This issue affects some unknown processing of the file /user/email of the component Email Notification Handler.

Description

A security flaw has been discovered in nasa-gcn gcn.nasa.gov up to b299b562af665878964b981a459f0a9c04b11adf. This issue affects some unknown processing of the file /user/email of the component Email Notification Handler. Performing a manipulation of the argument Recipient results in improper authorization. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. This product adopts a rolling release strategy to maintain continuous delivery. Therefore, version details for affected or updated releases cannot be specified. The pull request to fix this issue awaits acceptance.

Metrics

Weakness Enumeration

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-123664?
A security flaw has been discovered in nasa-gcn gcn.nasa.gov up to b299b562af665878964b981a459f0a9c04b11adf. This issue affects some unknown processing of the file /user/email of the component Email Notification Handler. Performing a manipulation of the argument Recipient results in improper authorization. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. This product adopts a rolling release strategy to maintain continuous delivery. Therefore, version details for affected or updated releases cannot be specified. The pull request to fix this issue awaits acceptance.
How severe is CVE-2026-123664?
CVE-2026-123664 has a CVSS score of 5.4/10 (MEDIUM severity).
How do I fix CVE-2026-123664?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST