High7.4Red Hat & Ubuntu Linux

OpenStack oslo.messaging: Man-in-the-middle attack via improper TLS hostname verification

CVE-2026-44393 Published Jun 4, 2026

CVE-2026-44393

Affected products & platforms

Red Hat & Ubuntu LinuxUnclassified

Summary

OpenStack oslo.messaging: Man-in-the-middle attack via improper TLS hostname verification. Red Hat rates this important (CVSS 7.4). Weakness: CWE-295. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released.

Mitigation checklist

Recommended fix / mitigation

Red Hat rates this important; a fix erratum may not be out yet — apply the RHSA as soon as it publishes.

Official advisory · high-confidence parse· fetched 5 hours ago·verify at source

Discussion(0)

No comments yet. Share field notes, upgrade gotchas, or questions — verify against the vendor advisory before acting on community advice.