Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/80463?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/80463?format=api", "vulnerability_id": "VCID-htw4-yeam-p3ca", "summary": "mediawiki: Special: Contributions toolbar reveals existence of hidden users", "aliases": [ { "alias": "CVE-2021-30156" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/930620?format=api", "purl": "pkg:deb/debian/mediawiki@0?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/mediawiki@0%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/930615?format=api", "purl": "pkg:deb/debian/mediawiki@1:1.35.13-1%2Bdeb11u2?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-7831-8u7z-6fep" }, { "vulnerability": "VCID-cbtm-g4t5-u3am" }, { "vulnerability": "VCID-d5vz-puw9-t7er" }, { "vulnerability": "VCID-kw32-af5a-hqg8" }, { "vulnerability": "VCID-wktm-ya6k-v7dv" }, { "vulnerability": "VCID-x8t7-agtn-zudu" }, { "vulnerability": "VCID-zmax-894d-5kfd" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/mediawiki@1:1.35.13-1%252Bdeb11u2%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/930613?format=api", "purl": "pkg:deb/debian/mediawiki@1:1.39.17-1~deb12u1?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-7831-8u7z-6fep" }, { "vulnerability": "VCID-cbtm-g4t5-u3am" }, { "vulnerability": "VCID-d5vz-puw9-t7er" }, { "vulnerability": "VCID-kw32-af5a-hqg8" }, { "vulnerability": "VCID-wktm-ya6k-v7dv" }, { "vulnerability": "VCID-x8t7-agtn-zudu" }, { "vulnerability": "VCID-zmax-894d-5kfd" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/mediawiki@1:1.39.17-1~deb12u1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/930618?format=api", "purl": "pkg:deb/debian/mediawiki@1:1.43.6%2Bdfsg-1~deb13u1?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-buwp-69zb-93hs" }, { "vulnerability": "VCID-cbtm-g4t5-u3am" }, { "vulnerability": "VCID-d5vz-puw9-t7er" }, { "vulnerability": "VCID-kw32-af5a-hqg8" }, { "vulnerability": "VCID-q7k6-59z5-d7a7" }, { "vulnerability": "VCID-wktm-ya6k-v7dv" }, { "vulnerability": "VCID-x8t7-agtn-zudu" }, { "vulnerability": "VCID-xdct-ca96-3uat" }, { "vulnerability": "VCID-zmax-894d-5kfd" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/mediawiki@1:1.43.6%252Bdfsg-1~deb13u1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/930616?format=api", "purl": "pkg:deb/debian/mediawiki@1:1.43.6%2Bdfsg-2?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/mediawiki@1:1.43.6%252Bdfsg-2%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/930617?format=api", "purl": "pkg:deb/debian/mediawiki@1:1.43.8%2Bdfsg-1?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-kw32-af5a-hqg8" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/mediawiki@1:1.43.8%252Bdfsg-1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/1059637?format=api", "purl": "pkg:deb/debian/mediawiki@1:1.43.8%2Bdfsg-2?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/mediawiki@1:1.43.8%252Bdfsg-2%3Fdistro=trixie" } ], "affected_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/373874?format=api", "purl": "pkg:alpm/archlinux/mediawiki@1.35.1-2", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-1na8-nyq1-yfcy" }, { "vulnerability": "VCID-32f4-khen-3yez" }, { "vulnerability": "VCID-6ads-gs3n-dubh" }, { "vulnerability": "VCID-7m3q-wuh7-k7fn" }, { "vulnerability": "VCID-8sqw-6aae-13f5" }, { "vulnerability": "VCID-ad34-frk5-kqds" }, { "vulnerability": "VCID-brg4-rv29-1fgz" }, { "vulnerability": "VCID-fnzm-dxb3-v7hr" }, { "vulnerability": "VCID-htw4-yeam-p3ca" }, { "vulnerability": "VCID-k1f5-msra-4kam" }, { "vulnerability": "VCID-rwtk-hep1-xfaw" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:alpm/archlinux/mediawiki@1.35.1-2" } ], "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-30156.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.4", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-30156.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-30156", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00191", "scoring_system": "epss", "scoring_elements": "0.40877", "published_at": "2026-04-01T12:55:00Z" }, { "value": "0.00191", "scoring_system": "epss", "scoring_elements": "0.40959", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.00191", "scoring_system": "epss", "scoring_elements": "0.40992", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.00191", "scoring_system": "epss", "scoring_elements": "0.40918", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.00191", "scoring_system": "epss", "scoring_elements": "0.40967", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.00191", "scoring_system": "epss", "scoring_elements": "0.40975", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.00191", "scoring_system": "epss", "scoring_elements": "0.40993", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.00191", "scoring_system": "epss", "scoring_elements": "0.40958", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.00191", "scoring_system": "epss", "scoring_elements": "0.40941", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.00191", "scoring_system": "epss", "scoring_elements": "0.40983", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.00191", "scoring_system": "epss", "scoring_elements": "0.40953", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.00191", "scoring_system": "epss", "scoring_elements": "0.40874", "published_at": "2026-04-21T12:55:00Z" }, { "value": "0.00191", "scoring_system": "epss", "scoring_elements": "0.40781", "published_at": "2026-04-24T12:55:00Z" }, { "value": "0.00191", "scoring_system": "epss", "scoring_elements": "0.40768", "published_at": "2026-04-26T12:55:00Z" }, { "value": "0.00191", "scoring_system": "epss", "scoring_elements": "0.40685", "published_at": "2026-04-29T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-30156" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1948643", "reference_id": "1948643", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1948643" }, { "reference_url": "https://security.archlinux.org/AVG-1791", "reference_id": "AVG-1791", "reference_type": "", "scores": [ { "value": "Medium", "scoring_system": "archlinux", "scoring_elements": "" } ], "url": "https://security.archlinux.org/AVG-1791" } ], "weaknesses": [ { "cwe_id": 200, "name": "Exposure of Sensitive Information to an Unauthorized Actor", "description": "The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information." } ], "exploits": [], "severity_range_score": "4.0 - 6.9", "exploitability": "0.5", "weighted_severity": "6.2", "risk_score": 3.1, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-htw4-yeam-p3ca" }