Staging Environment: Content and features may be unstable or change without notice.
Search for vulnerabilities
Vulnerability details: VCID-unqt-mcxv-c7fw
Vulnerability ID VCID-unqt-mcxv-c7fw
Aliases CVE-2026-1519
Summary bind: BIND: Denial of Service via maliciously crafted DNSSEC-validated zone
Status Published
Exploitability 0.5
Weighted Severity 6.8
Risk 3.4
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-770 Allocation of Resources Without Limits or Throttling
CWE-606 Unchecked Input for Loop Condition
System Score Found at
cvssv3 7.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-1519.json
epss 0.00067 https://api.first.org/data/v1/epss?cve=CVE-2026-1519
epss 0.00067 https://api.first.org/data/v1/epss?cve=CVE-2026-1519
epss 0.00067 https://api.first.org/data/v1/epss?cve=CVE-2026-1519
epss 0.00067 https://api.first.org/data/v1/epss?cve=CVE-2026-1519
epss 0.00067 https://api.first.org/data/v1/epss?cve=CVE-2026-1519
epss 0.00067 https://api.first.org/data/v1/epss?cve=CVE-2026-1519
epss 0.00067 https://api.first.org/data/v1/epss?cve=CVE-2026-1519
epss 0.00092 https://api.first.org/data/v1/epss?cve=CVE-2026-1519
cvssv3.1 7.5 https://downloads.isc.org/isc/bind9/9.18.47
ssvc Track https://downloads.isc.org/isc/bind9/9.18.47
cvssv3.1 7.5 https://downloads.isc.org/isc/bind9/9.20.21
ssvc Track https://downloads.isc.org/isc/bind9/9.20.21
cvssv3.1 7.5 https://downloads.isc.org/isc/bind9/9.21.20
ssvc Track https://downloads.isc.org/isc/bind9/9.21.20
cvssv3.1 7.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3.1 7.5 https://kb.isc.org/docs/cve-2026-1519
ssvc Track https://kb.isc.org/docs/cve-2026-1519
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-1519.json
https://api.first.org/data/v1/epss?cve=CVE-2026-1519
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-1519
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
2451305 https://bugzilla.redhat.com/show_bug.cgi?id=2451305
9.18.47 https://downloads.isc.org/isc/bind9/9.18.47
9.20.21 https://downloads.isc.org/isc/bind9/9.20.21
9.21.20 https://downloads.isc.org/isc/bind9/9.21.20
cve-2026-1519 https://kb.isc.org/docs/cve-2026-1519
USN-8124-1 https://usn.ubuntu.com/8124-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-1519.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://downloads.isc.org/isc/bind9/9.18.47
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-03-25T14:55:33Z/ Found at https://downloads.isc.org/isc/bind9/9.18.47
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://downloads.isc.org/isc/bind9/9.20.21
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-03-25T14:55:33Z/ Found at https://downloads.isc.org/isc/bind9/9.20.21
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://downloads.isc.org/isc/bind9/9.21.20
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-03-25T14:55:33Z/ Found at https://downloads.isc.org/isc/bind9/9.21.20
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://kb.isc.org/docs/cve-2026-1519
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-03-25T14:55:33Z/ Found at https://kb.isc.org/docs/cve-2026-1519
Exploit Prediction Scoring System (EPSS)
Percentile 0.20746
EPSS Score 0.00067
Published At April 2, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:30:15.636190+00:00 RedHat Importer Import https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-1519.json 38.0.0