# Isc BIND 9 Supported Preview Edition vulnerabilities

Source: https://junglewise.ai/threats/technologies/bind-9-supported-preview-edition  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/bind-9-supported-preview-edition.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 5 vulnerabilities in Isc BIND 9 Supported Preview Edition: 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-13204, was published on 22 July 2026.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 5 (0 critical, 0 exploited in the wild)

## About Isc BIND 9 Supported Preview Edition

A special version of BIND 9 provided to ISC support subscribers that includes early access to upcoming features and bug fixes.

## Latest Isc BIND 9 Supported Preview Edition vulnerabilities

- [CVE-2026-13204: ISC BIND 9 denial of service via NSEC and NSEC3 assertion failure](https://junglewise.ai/threats/cve-2026-13204-isc-bind-9-denial-of-service-via-nsec-and-nsec3-assertion-failure) (high, CVSS 7.5, published 22 Jul 2026)
- [CVE-2026-11721: ISC BIND 9 cache poisoning via RRSIG label count discrepancy](https://junglewise.ai/threats/cve-2026-11721-isc-bind-9-cache-poisoning-via-rrsig-label-count-discrepancy) (high, CVSS 7.5, published 22 Jul 2026)
- [CVE-2026-5946: ISC BIND 9 denial of service in named via non-IN DNS classes](https://junglewise.ai/threats/cve-2026-5946-isc-bind-9-denial-of-service-in-named-via-non-in-dns-classes) (high, CVSS 7.5, published 20 May 2026)
- [CVE-2026-3039: ISC BIND 9 memory exhaustion in GSS-API TKEY negotiation](https://junglewise.ai/threats/cve-2026-3039-isc-bind-9-memory-exhaustion-in-gss-api-tkey-negotiation) (high, CVSS 7.5, published 20 May 2026)
- [CVE-2025-13878: ISC BIND 9 denial of service via malformed BRID or HHIT records](https://junglewise.ai/threats/cve-2025-13878-isc-bind-9-denial-of-service-via-malformed-brid-or-hhit-records) (high, CVSS 7.5, published 21 Jan 2026)

## Most severe Isc BIND 9 Supported Preview Edition vulnerabilities

- [CVE-2025-13878: ISC BIND 9 denial of service via malformed BRID or HHIT records](https://junglewise.ai/threats/cve-2025-13878-isc-bind-9-denial-of-service-via-malformed-brid-or-hhit-records) (high, CVSS 7.5, published 21 Jan 2026)
- [CVE-2026-13204: ISC BIND 9 denial of service via NSEC and NSEC3 assertion failure](https://junglewise.ai/threats/cve-2026-13204-isc-bind-9-denial-of-service-via-nsec-and-nsec3-assertion-failure) (high, CVSS 7.5, published 22 Jul 2026)
- [CVE-2026-11721: ISC BIND 9 cache poisoning via RRSIG label count discrepancy](https://junglewise.ai/threats/cve-2026-11721-isc-bind-9-cache-poisoning-via-rrsig-label-count-discrepancy) (high, CVSS 7.5, published 22 Jul 2026)
- [CVE-2026-5946: ISC BIND 9 denial of service in named via non-IN DNS classes](https://junglewise.ai/threats/cve-2026-5946-isc-bind-9-denial-of-service-in-named-via-non-in-dns-classes) (high, CVSS 7.5, published 20 May 2026)
- [CVE-2026-3039: ISC BIND 9 memory exhaustion in GSS-API TKEY negotiation](https://junglewise.ai/threats/cve-2026-3039-isc-bind-9-memory-exhaustion-in-gss-api-tkey-negotiation) (high, CVSS 7.5, published 20 May 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other Isc technologies

- [Isc BIND](https://junglewise.ai/threats/technologies/bind): 23 vulnerabilities
- [Isc BIND 9](https://junglewise.ai/threats/technologies/bind-9): 21 vulnerabilities
- [Isc InterNetNews](https://junglewise.ai/threats/technologies/internetnews): 3 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Isc BIND 9 Supported Preview Edition vulnerabilities", https://junglewise.ai/threats/technologies/bind-9-supported-preview-edition, 9 November 2026.