Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/64138?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/64138?format=api", "vulnerability_id": "VCID-3e43-r92j-hkd3", "summary": "glibc: glibc: Incorrect DNS response parsing via crafted DNS server response", "aliases": [ { "alias": "CVE-2026-4437" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/995126?format=api", "purl": "pkg:deb/debian/glibc@2.36-8", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/glibc@2.36-8" }, { "url": "http://public2.vulnerablecode.io/api/packages/1089418?format=api", "purl": "pkg:deb/debian/glibc@2.36-9%2Bdeb12u14", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/glibc@2.36-9%252Bdeb12u14" }, { "url": "http://public2.vulnerablecode.io/api/packages/1026161?format=api", "purl": "pkg:deb/debian/glibc@2.40-5", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/glibc@2.40-5" }, { "url": "http://public2.vulnerablecode.io/api/packages/1089419?format=api", "purl": "pkg:deb/debian/glibc@2.41-12%2Bdeb13u3", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/glibc@2.41-12%252Bdeb13u3" }, { "url": "http://public2.vulnerablecode.io/api/packages/1026163?format=api", "purl": "pkg:deb/debian/glibc@2.42-10", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/glibc@2.42-10" }, { "url": "http://public2.vulnerablecode.io/api/packages/1054641?format=api", "purl": "pkg:deb/debian/glibc@2.42-14", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-us68-psx5-zude" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/glibc@2.42-14" }, { "url": "http://public2.vulnerablecode.io/api/packages/923409?format=api", "purl": "pkg:deb/debian/glibc@2.42-14?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-us68-psx5-zude" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/glibc@2.42-14%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/1072619?format=api", "purl": "pkg:deb/debian/glibc@2.42-15?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/glibc@2.42-15%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/1104195?format=api", "purl": "pkg:deb/debian/glibc@2.42-16?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/glibc@2.42-16%3Fdistro=trixie" } ], "affected_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/923407?format=api", "purl": "pkg:deb/debian/glibc@2.31-13%2Bdeb11u11?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-3e43-r92j-hkd3" }, { "vulnerability": "VCID-9nqp-tfvr-ayen" }, { "vulnerability": "VCID-jswq-6ru6-wybc" }, { "vulnerability": "VCID-kukb-s61t-pbc3" }, { "vulnerability": "VCID-nwfb-xnks-1kg7" }, { "vulnerability": "VCID-ssnc-wdcf-sfc9" }, { "vulnerability": "VCID-tcpv-4crc-zuap" }, { "vulnerability": "VCID-us68-psx5-zude" }, { "vulnerability": "VCID-zn6t-3mvb-wufm" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/glibc@2.31-13%252Bdeb11u11%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/995125?format=api", "purl": "pkg:deb/debian/glibc@2.31-13%2Bdeb11u11", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-3e43-r92j-hkd3" }, { "vulnerability": "VCID-9nqp-tfvr-ayen" }, { "vulnerability": "VCID-d5xx-af6p-2fhn" }, { "vulnerability": "VCID-jswq-6ru6-wybc" }, { "vulnerability": "VCID-kukb-s61t-pbc3" }, { "vulnerability": "VCID-nwfb-xnks-1kg7" }, { "vulnerability": "VCID-ssnc-wdcf-sfc9" }, { "vulnerability": "VCID-tcpv-4crc-zuap" }, { "vulnerability": "VCID-us68-psx5-zude" }, { "vulnerability": "VCID-ys5d-7xgp-w7g5" }, { "vulnerability": "VCID-zn6t-3mvb-wufm" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/glibc@2.31-13%252Bdeb11u11" }, { "url": "http://public2.vulnerablecode.io/api/packages/923405?format=api", "purl": "pkg:deb/debian/glibc@2.36-9%2Bdeb12u13?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-3e43-r92j-hkd3" }, { "vulnerability": "VCID-nwfb-xnks-1kg7" }, { "vulnerability": "VCID-ssnc-wdcf-sfc9" }, { "vulnerability": "VCID-tcpv-4crc-zuap" }, { "vulnerability": "VCID-us68-psx5-zude" }, { "vulnerability": "VCID-zn6t-3mvb-wufm" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/glibc@2.36-9%252Bdeb12u13%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/1026160?format=api", "purl": "pkg:deb/debian/glibc@2.36-9%2Bdeb12u13", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-3e43-r92j-hkd3" }, { "vulnerability": "VCID-nwfb-xnks-1kg7" }, { "vulnerability": "VCID-ssnc-wdcf-sfc9" }, { "vulnerability": "VCID-tcpv-4crc-zuap" }, { "vulnerability": "VCID-us68-psx5-zude" }, { "vulnerability": "VCID-zn6t-3mvb-wufm" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/glibc@2.36-9%252Bdeb12u13" }, { "url": "http://public2.vulnerablecode.io/api/packages/1026162?format=api", "purl": "pkg:deb/debian/glibc@2.41-12%2Bdeb13u2", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-3e43-r92j-hkd3" }, { "vulnerability": "VCID-nwfb-xnks-1kg7" }, { "vulnerability": "VCID-us68-psx5-zude" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/glibc@2.41-12%252Bdeb13u2" }, { "url": "http://public2.vulnerablecode.io/api/packages/923410?format=api", "purl": "pkg:deb/debian/glibc@2.41-12%2Bdeb13u2?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-3e43-r92j-hkd3" }, { "vulnerability": "VCID-nwfb-xnks-1kg7" }, { "vulnerability": "VCID-us68-psx5-zude" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/glibc@2.41-12%252Bdeb13u2%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/923408?format=api", "purl": "pkg:deb/debian/glibc@2.42-13?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-3e43-r92j-hkd3" }, { "vulnerability": "VCID-nwfb-xnks-1kg7" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/glibc@2.42-13%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/1054640?format=api", "purl": "pkg:deb/debian/glibc@2.42-13", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-3e43-r92j-hkd3" }, { "vulnerability": "VCID-nwfb-xnks-1kg7" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/glibc@2.42-13" }, { "url": "http://public2.vulnerablecode.io/api/packages/1073033?format=api", "purl": "pkg:rpm/redhat/glibc-main@2.42-11.1?arch=hum1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-3e43-r92j-hkd3" }, { "vulnerability": "VCID-m4u2-dnhc-vugb" }, { "vulnerability": "VCID-mt2t-g9ge-pfgz" }, { "vulnerability": "VCID-nwfb-xnks-1kg7" }, { "vulnerability": "VCID-ssnc-wdcf-sfc9" }, { "vulnerability": "VCID-tcpv-4crc-zuap" }, { "vulnerability": "VCID-zn6t-3mvb-wufm" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/glibc-main@2.42-11.1%3Farch=hum1" } ], "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-4437.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.5", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-4437.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2026-4437", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00046", "scoring_system": "epss", "scoring_elements": "0.14042", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.00046", "scoring_system": "epss", "scoring_elements": "0.14246", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.00046", "scoring_system": "epss", "scoring_elements": "0.143", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.00046", "scoring_system": "epss", "scoring_elements": "0.14208", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.00046", "scoring_system": "epss", "scoring_elements": "0.14151", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.00046", "scoring_system": "epss", "scoring_elements": "0.14041", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.0005", "scoring_system": "epss", "scoring_elements": "0.15514", "published_at": "2026-04-21T12:55:00Z" }, { "value": "0.0005", "scoring_system": "epss", "scoring_elements": "0.15496", "published_at": "2026-04-29T12:55:00Z" }, { "value": "0.0005", "scoring_system": "epss", "scoring_elements": "0.15551", "published_at": "2026-04-26T12:55:00Z" }, { "value": "0.0005", "scoring_system": "epss", "scoring_elements": "0.15552", "published_at": "2026-04-24T12:55:00Z" }, { "value": "0.00052", "scoring_system": "epss", "scoring_elements": "0.16379", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.00052", "scoring_system": "epss", "scoring_elements": "0.16517", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.00052", "scoring_system": "epss", "scoring_elements": "0.16579", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.00068", "scoring_system": "epss", "scoring_elements": "0.20865", "published_at": "2026-05-12T12:55:00Z" }, { "value": "0.00068", "scoring_system": "epss", "scoring_elements": "0.2087", "published_at": "2026-05-09T12:55:00Z" }, { "value": "0.00068", "scoring_system": "epss", "scoring_elements": "0.20782", "published_at": "2026-05-07T12:55:00Z" }, { "value": "0.00068", "scoring_system": "epss", "scoring_elements": "0.20709", "published_at": "2026-05-05T12:55:00Z" }, { "value": "0.00068", "scoring_system": "epss", "scoring_elements": "0.20844", "published_at": "2026-05-11T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-4437" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-4437", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-4437" }, { "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml", "reference_id": "", "reference_type": "", "scores": [ { "value": "4.7", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N" } ], "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml" }, { "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1131435", "reference_id": "1131435", "reference_type": "", "scores": [], "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1131435" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=2449777", "reference_id": "2449777", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2449777" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2026:7316", "reference_id": "RHSA-2026:7316", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2026:7316" }, { "reference_url": "https://sourceware.org/bugzilla/show_bug.cgi?id=34014", "reference_id": "show_bug.cgi?id=34014", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-03-23T15:10:34Z/" } ], "url": "https://sourceware.org/bugzilla/show_bug.cgi?id=34014" } ], "weaknesses": [ { "cwe_id": 1286, "name": "Improper Validation of Syntactic Correctness of Input", "description": "The product receives input that is expected to be well-formed - i.e., to comply with a certain syntax - but it does not validate or incorrectly validates that the input complies with the syntax." }, { "cwe_id": 125, "name": "Out-of-bounds Read", "description": "The product reads data past the end, or before the beginning, of the intended buffer." } ], "exploits": [], "severity_range_score": "4.7 - 7.5", "exploitability": "0.5", "weighted_severity": "5.9", "risk_score": 3.0, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-3e43-r92j-hkd3" }