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    CVE-2025-13878

    Malformed BRID/HHIT records can cause `named` to terminate unexpectedly. This issue affects BIND 9 versions 9.18.40 through 9.18.43, 9.20.13 through 9.20.17, 9.21.12 through 9.21.16, 9.18.40-S1 through 9.18.43-S1, and 9.20.13-S1 through 9.20.17-S1.

    Published:Jan 21, 2026
    Last Modified:Apr 15, 2026
    EPS:Jan 21, 2026
    EPSS Score:0.00043
    CVSS Score:7.5

    Affected Products

    Vendor
    Isc
    Product
    Bind

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-66 SQL Injection
    CAPEC-676 NoSQL Injection

    Related CVEs

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    CVE-2026-11605 (CVSS 7.5) — The issue is a resource exhaustion vulnerability associated with DNSSEC validation. BIND always validates all …
    CVE-2026-10723 (CVSS 6.8) — BIND may accept incorrect child-zone NSEC3 records as valid, which could allow an attacker to forge authentica…
    CVE-2026-10822 (CVSS 6.5) — If BIND encounters a particular invalid data structure in a DNS record, it will accept the invalid data, and m…
    CVE-2026-13204 (CVSS 7.5) — If a provably insecure domain is covered by both an NSEC and NSEC3 record at the parent, and there exist an RR…
    CVE-2026-11331 (CVSS 7.5) — An attacker who knows (or guesses) that a resolver uses RPZ with wildcard CNAME policies can craft query names…
    CVE-2026-11622 (CVSS 7.5) — A DNSSEC validating resolver that is under a random subdomain attack against a DNSSEC-signed zone can suffer f…
    CVE-2026-11721 (CVSS 7.5) — It is possible for an attacker's zone to respond to a query with an RRSIG that has a smaller number of labels …
    CVE-2026-13321 (CVSS 8.6) — The BIND resolver accepts validly-signed NSEC records where the "Next Domain Name" field points outside the si…
    CVE-2026-5950 (CVSS 5.3) — An unbounded resend loop vulnerability exists in the BIND 9 resolver state machine during bad-server handling,…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High