CVE-2026-13204
Last modified
CVE-2026-13204 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. If a provably insecure domain is covered by both an NSEC and NSEC3 record at the parent, and there exist an RRSIG for only one of these types, then BIND may exit unexpectedly with an assertion while validating this proof. This issue affects BIND 9 versions 9.11.0 through 9.18.50, 9.20.0 through 9.20.24, 9.21.0 through 9.21.23, 9.11.3-S1 through 9.18.50-S1, and 9.20.9-S1 through 9.20.24-S1..
Description
If a provably insecure domain is covered by both an NSEC and NSEC3 record at the parent, and there exist an RRSIG for only one of these types, then BIND may exit unexpectedly with an assertion while validating this proof. This issue affects BIND 9 versions 9.11.0 through 9.18.50, 9.20.0 through 9.20.24, 9.21.0 through 9.21.23, 9.11.3-S1 through 9.18.50-S1, and 9.20.9-S1 through 9.20.24-S1.
Metrics
Weakness Enumeration
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| ISC | BIND 9 | >= 9.11.0, <= 9.18.50; >= 9.20.0, <= 9.20.24; >= 9.21.0, <= 9.21.23; >= 9.11.3-S1, <= 9.18.50-S1; >= 9.20.9-S1, <= 9.20.24-S1 |
References
Timeline
- Published
- Last Modified
- Status
- Awaiting Analysis
Frequently Asked Questions
What is CVE-2026-13204?
How severe is CVE-2026-13204?
How do I fix CVE-2026-13204?
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-2026-13199EEPROM firmware on Raspberry Pi 5 and Compute Module 5 devic…5.1
- CVE-2026-1320The Secure Copy Content Protection and Content Locking plugi…7.2
- CVE-2026-13200The Create plugin for WordPress is vulnerable to generic SQL…6.5
- CVE-2026-13201A flaw was found in KubeVirt's safepath package used by virt…7.3
- CVE-2026-13202A vulnerability in OpenText Opentext Directory Services allo…7.3
- CVE-2026-13203The Live Composer – Free WordPress Website Builder plugin fo…6.4
- CVE-2026-13206Improper neutralization of special elements used in an OS co…9.8
- CVE-2026-13207FUXA versions 1.3.1 and prior contain an authentication bypa…8.7
- CVE-2026-13208A flaw was found in KubeVirt's virt-handler domain notify se…6.5
- CVE-2026-1321The Membership Plugin – Restrict Content plugin for WordPres…8.1
- CVE-2026-13210GitLab has remediated an issue in GitLab CE/EE affecting all…7.7
- CVE-2026-13211The genucenter web interface before version 8.0p11 unnecessa…4.3
Are you affected by CVE-2026-13204?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST