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Isc

10 known vulnerabilities

6
HIGH
4
MEDIUM

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bind 10
10 CVEs
5.3
CVE-2026-5950

An unbounded resend loop vulnerability exists in the BIND 9 resolver state machine during bad-server handling, enabling

7.5
CVE-2026-5947

Undefined behavior may result due to a race condition leading to a use-after-free violation. If BIND receives an incomi

7.5
CVE-2026-5946

Multiple flaws have been identified in `named` related to the handling of DNS messages whose CLASS is not Internet (`IN`

7.4
CVE-2026-3593

A use-after-free vulnerability exists within the DNS-over-HTTPS implementation. This issue affects BIND 9 versions 9.20.

5.3
CVE-2026-3592

BIND resolvers are vulnerable to an amplified resource consumption/exhaustion attack. If a victim resolver makes a quer

7.5
CVE-2026-3039

BIND servers that are configured to use TKEY-based authentication via GSS-API tokens are vulnerable to excessive memory

5.4
CVE-2026-3591

A use-after-return vulnerability exists in the `named` server when handling DNS queries signed with SIG(0). Using a spec

6.5
CVE-2026-3119

Under certain conditions, `named` may crash when processing a correctly signed query containing a TKEY record. The affec

7.5
CVE-2026-3104

A specially crafted domain can be used to cause a memory leak in a BIND resolver simply by querying this domain. This is

7.5
CVE-2026-1519

If a BIND resolver is performing DNSSEC validation and encounters a maliciously crafted zone, the resolver may consume e

Frequently Asked Questions

How many CVEs affect Isc?

Isc has 10 CVE records in our database, including 0 critical and 6 high severity vulnerabilities.

What are the most severe Isc vulnerabilities?

Isc has 0 critical severity (CVSS 9.0+) and 6 high severity (CVSS 7.0-8.9) vulnerabilities. Review the list above sorted by publication date to find the most recent high-severity issues.

How can I scan for Isc vulnerabilities?

CyberStrike's AI-powered security agents automatically detect vulnerabilities in Isc products across your infrastructure. The platform provides continuous pentesting, DAST scanning, and real-time vulnerability monitoring with actionable remediation guidance.

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