CVE-2026-42396
MEDIUMCVSS 6.5/10EPSS 0.35%
Last modified
CVE-2026-42396 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Insufficient Validation of Member Zone Data May Cause Catalog Zone Transfer to Fail. EPSS estimates a 0.35% chance of exploitation in the next 30 days.
Description
Insufficient Validation of Member Zone Data May Cause Catalog Zone Transfer to Fail
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Powerdns | Authoritative | >= 4.7.0, < 4.9.15 |
| Powerdns | Authoritative | >= 5.0.0, < 5.0.5 |
References
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-42396?
Insufficient Validation of Member Zone Data May Cause Catalog Zone Transfer to Fail
How severe is CVE-2026-42396?
CVE-2026-42396 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.35% probability of exploitation in the next 30 days.
How do I fix CVE-2026-42396?
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.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-42386Unauthenticated SQL Injection in Order Delivery Date for Woo…9.3
- CVE-2026-42387A malicious authoritative server can send a crafted zone via…5.9
- CVE-2026-42388Incomplete validation of the SOA record present in a catalog…5.9
- CVE-2026-42389This fix provides extra hardening for the 5.4.x branch by do…5.3
- CVE-2026-4239A vulnerability was found in Lagom WHMCS Template up to 2.3.…3.5
- CVE-2026-42390An invalid zone might pass ZONEMD validation while it should…5.3
- CVE-2026-42397Allocation of Resources Without Limits or Throttling (CWE-77…6.5
- CVE-2026-42398Server-Side Request Forgery (CWE-918) in Kibana allows authe…7.7
- CVE-2026-42399Uncontrolled Resource Consumption (CWE-400) in Kibana can le…6.5
- CVE-2026-4240A vulnerability was determined in Open5GS up to 2.7.6. The a…7.5
- CVE-2026-42400Uncontrolled Resource Consumption (CWE-400) in Kibana can le…6.5
- CVE-2026-42401Improper Neutralization of Input During Web Page Generation …5.4
Are you affected by CVE-2026-42396?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST