Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/97051?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/97051?format=api", "vulnerability_id": "VCID-szpa-skfv-bygh", "summary": "An attacker might be able to trigger a use-after-free by sending crafted DNS queries to a DNSdist using the DNSQuestion:getEDNSOptions method in custom Lua code. In some cases DNSQuestion:getEDNSOptions might refer to a version of the DNS packet that has been modified, thus triggering a use-after-free and potentially a crash resulting in denial of service.", "aliases": [ { "alias": "CVE-2026-27854" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/585317?format=api", "purl": "pkg:deb/debian/dnsdist@2.0.3-1?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/dnsdist@2.0.3-1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/582419?format=api", "purl": "pkg:deb/debian/dnsdist@2.0.3-1", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/dnsdist@2.0.3-1" } ], "affected_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/582415?format=api", "purl": "pkg:deb/debian/dnsdist@1.5.1-3", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-3qce-a24m-yue1" }, { "vulnerability": "VCID-5781-s1ny-q7ey" }, { "vulnerability": "VCID-76w9-hphz-nkg1" }, { "vulnerability": "VCID-atx2-yc9p-g3c7" }, { "vulnerability": "VCID-c7az-aw1f-4yah" }, { "vulnerability": "VCID-gx8g-nvhj-1kak" }, { "vulnerability": "VCID-rf53-w9k3-7ych" }, { "vulnerability": "VCID-szpa-skfv-bygh" }, { "vulnerability": "VCID-x5p9-vthx-tud8" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/dnsdist@1.5.1-3" }, { "url": "http://public2.vulnerablecode.io/api/packages/585312?format=api", "purl": "pkg:deb/debian/dnsdist@1.5.1-3?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-3qce-a24m-yue1" }, { "vulnerability": "VCID-5781-s1ny-q7ey" }, { "vulnerability": "VCID-76w9-hphz-nkg1" }, { "vulnerability": "VCID-atx2-yc9p-g3c7" }, { "vulnerability": "VCID-c7az-aw1f-4yah" }, { "vulnerability": "VCID-gx8g-nvhj-1kak" }, { "vulnerability": "VCID-rf53-w9k3-7ych" }, { "vulnerability": "VCID-szpa-skfv-bygh" }, { "vulnerability": "VCID-x5p9-vthx-tud8" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/dnsdist@1.5.1-3%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/585313?format=api", "purl": "pkg:deb/debian/dnsdist@1.7.3-2?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-3qce-a24m-yue1" }, { "vulnerability": "VCID-5781-s1ny-q7ey" }, { "vulnerability": "VCID-76w9-hphz-nkg1" }, { "vulnerability": "VCID-atx2-yc9p-g3c7" }, { "vulnerability": "VCID-c7az-aw1f-4yah" }, { "vulnerability": "VCID-gx8g-nvhj-1kak" }, { "vulnerability": "VCID-rf53-w9k3-7ych" }, { "vulnerability": "VCID-szpa-skfv-bygh" }, { "vulnerability": "VCID-x5p9-vthx-tud8" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/dnsdist@1.7.3-2%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/582416?format=api", "purl": "pkg:deb/debian/dnsdist@1.7.3-2", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-3qce-a24m-yue1" }, { "vulnerability": "VCID-5781-s1ny-q7ey" }, { "vulnerability": "VCID-76w9-hphz-nkg1" }, { "vulnerability": "VCID-atx2-yc9p-g3c7" }, { "vulnerability": "VCID-c7az-aw1f-4yah" }, { "vulnerability": "VCID-gx8g-nvhj-1kak" }, { "vulnerability": "VCID-rf53-w9k3-7ych" }, { "vulnerability": "VCID-szpa-skfv-bygh" }, { "vulnerability": "VCID-x5p9-vthx-tud8" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/dnsdist@1.7.3-2" }, { "url": "http://public2.vulnerablecode.io/api/packages/585314?format=api", "purl": "pkg:deb/debian/dnsdist@1.9.10-1%2Bdeb13u1?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-3qce-a24m-yue1" }, { "vulnerability": "VCID-atx2-yc9p-g3c7" }, { "vulnerability": "VCID-c7az-aw1f-4yah" }, { "vulnerability": "VCID-gx8g-nvhj-1kak" }, { "vulnerability": "VCID-rf53-w9k3-7ych" }, { "vulnerability": "VCID-szpa-skfv-bygh" }, { "vulnerability": "VCID-x5p9-vthx-tud8" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/dnsdist@1.9.10-1%252Bdeb13u1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/582417?format=api", "purl": "pkg:deb/debian/dnsdist@1.9.10-1%2Bdeb13u1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-3qce-a24m-yue1" }, { "vulnerability": "VCID-atx2-yc9p-g3c7" }, { "vulnerability": "VCID-c7az-aw1f-4yah" }, { "vulnerability": "VCID-gx8g-nvhj-1kak" }, { "vulnerability": "VCID-rf53-w9k3-7ych" }, { "vulnerability": "VCID-szpa-skfv-bygh" }, { "vulnerability": "VCID-x5p9-vthx-tud8" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/dnsdist@1.9.10-1%252Bdeb13u1" }, { "url": "http://public2.vulnerablecode.io/api/packages/582418?format=api", "purl": "pkg:deb/debian/dnsdist@2.0.2-1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-3qce-a24m-yue1" }, { "vulnerability": "VCID-atx2-yc9p-g3c7" }, { "vulnerability": "VCID-c7az-aw1f-4yah" }, { "vulnerability": "VCID-gx8g-nvhj-1kak" }, { "vulnerability": "VCID-rf53-w9k3-7ych" }, { "vulnerability": "VCID-szpa-skfv-bygh" }, { "vulnerability": "VCID-x5p9-vthx-tud8" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/dnsdist@2.0.2-1" }, { "url": "http://public2.vulnerablecode.io/api/packages/585316?format=api", "purl": "pkg:deb/debian/dnsdist@2.0.2-1?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-3qce-a24m-yue1" }, { "vulnerability": "VCID-atx2-yc9p-g3c7" }, { "vulnerability": "VCID-c7az-aw1f-4yah" }, { "vulnerability": "VCID-gx8g-nvhj-1kak" }, { "vulnerability": "VCID-rf53-w9k3-7ych" }, { "vulnerability": "VCID-szpa-skfv-bygh" }, { "vulnerability": "VCID-x5p9-vthx-tud8" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/dnsdist@2.0.2-1%3Fdistro=trixie" } ], "references": [ { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2026-27854", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00011", "scoring_system": "epss", "scoring_elements": "0.01353", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.00011", "scoring_system": "epss", "scoring_elements": "0.01336", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.00011", "scoring_system": "epss", "scoring_elements": "0.01334", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.00011", "scoring_system": "epss", "scoring_elements": "0.0134", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.00011", "scoring_system": "epss", "scoring_elements": "0.01352", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.00011", "scoring_system": "epss", "scoring_elements": "0.01349", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.00015", "scoring_system": "epss", "scoring_elements": "0.02917", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.00015", "scoring_system": "epss", "scoring_elements": "0.02907", "published_at": "2026-04-16T12:55:00Z" }, { "value": "9e-05", "scoring_system": "epss", "scoring_elements": "0.0095", "published_at": "2026-04-02T12:55:00Z" }, { "value": "9e-05", "scoring_system": "epss", "scoring_elements": "0.00951", "published_at": "2026-04-04T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-27854" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-27854", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-27854" }, { "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml", "reference_id": "", "reference_type": "", "scores": [ { "value": "4.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L" } ], "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml" }, { "reference_url": "https://www.dnsdist.org/security-advisories/powerdns-advisory-for-dnsdist-2026-02.html", "reference_id": "powerdns-advisory-for-dnsdist-2026-02.html", "reference_type": "", "scores": [ { "value": "4.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-03-31T13:12:37Z/" } ], "url": "https://www.dnsdist.org/security-advisories/powerdns-advisory-for-dnsdist-2026-02.html" } ], "weaknesses": [], "exploits": [], "severity_range_score": "4.8 - 4.8", "exploitability": "0.5", "weighted_severity": "2.4", "risk_score": 1.2, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-szpa-skfv-bygh" }