dnsdist: When the internal webserver is enabled (default is disabled), an attacker might be able to trick an administrator log...
CVE-2026-0397 is fixed in dnsdist on 1 platform, first by DEBIAN-CVE-2026-0397, released March 31, 2026. It is not reported as exploited. Patch Radar priority: Routine.
When the internal webserver is enabled (default is disabled), an attacker might be able to trick an administrator logged to the dashboard into visiting a malicious website and extract information about the running configuration from the dashboard. The root cause of the issue is a misconfiguration of the Cross-Origin Resource Sharing (CORS) policy.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| dnsdist · Debian 13.5 (trixie) | 1.9.14-0+deb13u1 | DEBIAN-CVE-2026-0397 | Mar 31, 2026 |
| dnsdist · Debian 14 | 2.0.3-1 | DEBIAN-CVE-2026-0397 | Mar 31, 2026 |
| dnsdist · opensuse-leap 16.0 | 1.9.13-160000.1.1 | OPENSUSE-SU-2026:21015-1 | Jun 22, 2026 |
| dnsdist · sles 15.7 | 1.9.12-150700.3.9.1 | SUSE-SU-2026:1618-1 | Apr 24, 2026 |
| dnsdist · sles 16.0 | 1.9.13-160000.1.1 | SUSE-SU-2026:22319-1 | Jun 22, 2026 |
Patch Radar data is free to use with attribution. Terms and how to credit it.
Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.