Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/64340?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/64340?format=api", "vulnerability_id": "VCID-v97m-zm6x-gfga", "summary": "libssh: libssh: Denial of Service via out-of-bounds read in SFTP extension name handler", "aliases": [ { "alias": "CVE-2026-3731" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/928733?format=api", "purl": "pkg:deb/debian/libssh@0.12.0-1?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/libssh@0.12.0-1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/928712?format=api", "purl": "pkg:deb/debian/libssh@0.12.0-3?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/libssh@0.12.0-3%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/1055252?format=api", "purl": "pkg:deb/debian/libssh@0.12.0-3", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/libssh@0.12.0-3" } ], "affected_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/928711?format=api", "purl": "pkg:deb/debian/libssh@0.9.8-0%2Bdeb11u1?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-4qxq-4833-s7bd" }, { "vulnerability": "VCID-8zdu-udyx-qkhu" }, { "vulnerability": "VCID-hhun-qvy9-pydj" }, { "vulnerability": "VCID-p6ex-bypb-n3fg" }, { "vulnerability": "VCID-v97m-zm6x-gfga" }, { "vulnerability": "VCID-y3hu-uqgn-7uhr" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/libssh@0.9.8-0%252Bdeb11u1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/1049392?format=api", "purl": "pkg:deb/debian/libssh@0.9.8-0%2Bdeb11u1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-12kz-zuqz-9qgy" }, { "vulnerability": "VCID-4qxq-4833-s7bd" }, { "vulnerability": "VCID-72cq-k33t-zbhu" }, { "vulnerability": "VCID-8zdu-udyx-qkhu" }, { "vulnerability": "VCID-hhun-qvy9-pydj" }, { "vulnerability": "VCID-kek1-z4s4-tudn" }, { "vulnerability": "VCID-p6ex-bypb-n3fg" }, { "vulnerability": "VCID-t8nv-wfbj-13e5" }, { "vulnerability": "VCID-u5ts-n3fz-nud9" }, { "vulnerability": "VCID-v97m-zm6x-gfga" }, { "vulnerability": "VCID-wgkw-5cae-s3ej" }, { "vulnerability": "VCID-y3hu-uqgn-7uhr" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/libssh@0.9.8-0%252Bdeb11u1" }, { "url": "http://public2.vulnerablecode.io/api/packages/1049393?format=api", "purl": "pkg:deb/debian/libssh@0.10.6-0%2Bdeb12u2", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-4qxq-4833-s7bd" }, { "vulnerability": "VCID-8zdu-udyx-qkhu" }, { "vulnerability": "VCID-hhun-qvy9-pydj" }, { "vulnerability": "VCID-p6ex-bypb-n3fg" }, { "vulnerability": "VCID-v97m-zm6x-gfga" }, { "vulnerability": "VCID-y3hu-uqgn-7uhr" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/libssh@0.10.6-0%252Bdeb12u2" }, { "url": "http://public2.vulnerablecode.io/api/packages/928709?format=api", "purl": "pkg:deb/debian/libssh@0.10.6-0%2Bdeb12u2?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-4qxq-4833-s7bd" }, { "vulnerability": "VCID-8zdu-udyx-qkhu" }, { "vulnerability": "VCID-hhun-qvy9-pydj" }, { "vulnerability": "VCID-p6ex-bypb-n3fg" }, { "vulnerability": "VCID-v97m-zm6x-gfga" }, { "vulnerability": "VCID-y3hu-uqgn-7uhr" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/libssh@0.10.6-0%252Bdeb12u2%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/928713?format=api", "purl": "pkg:deb/debian/libssh@0.11.2-1%2Bdeb13u1?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-4qxq-4833-s7bd" }, { "vulnerability": "VCID-8zdu-udyx-qkhu" }, { "vulnerability": "VCID-hhun-qvy9-pydj" }, { "vulnerability": "VCID-p6ex-bypb-n3fg" }, { "vulnerability": "VCID-v97m-zm6x-gfga" }, { "vulnerability": "VCID-y3hu-uqgn-7uhr" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/libssh@0.11.2-1%252Bdeb13u1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/1055251?format=api", "purl": "pkg:deb/debian/libssh@0.11.2-1%2Bdeb13u1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-4qxq-4833-s7bd" }, { "vulnerability": "VCID-8zdu-udyx-qkhu" }, { "vulnerability": "VCID-hhun-qvy9-pydj" }, { "vulnerability": "VCID-p6ex-bypb-n3fg" }, { "vulnerability": "VCID-v97m-zm6x-gfga" }, { "vulnerability": "VCID-y3hu-uqgn-7uhr" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/libssh@0.11.2-1%252Bdeb13u1" } ], "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-3731.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.3", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-3731.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2026-3731", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00099", "scoring_system": "epss", "scoring_elements": "0.27705", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.00099", "scoring_system": "epss", "scoring_elements": "0.27534", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.00099", "scoring_system": "epss", "scoring_elements": "0.27743", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.00099", "scoring_system": "epss", "scoring_elements": "0.27603", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.00108", "scoring_system": "epss", "scoring_elements": "0.29073", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.00108", "scoring_system": "epss", "scoring_elements": "0.29096", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.00108", "scoring_system": "epss", "scoring_elements": "0.29141", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.00108", "scoring_system": "epss", "scoring_elements": "0.29049", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.00108", "scoring_system": "epss", "scoring_elements": "0.29045", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.00108", "scoring_system": "epss", "scoring_elements": "0.29135", "published_at": "2026-04-09T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-3731" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-3731", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-3731" }, { "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.3", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L" } ], "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml" }, { "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1127693", "reference_id": "1127693", "reference_type": "", "scores": [], "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1127693" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=2445579", "reference_id": "2445579", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2445579" }, { "reference_url": "https://gitlab.com/libssh/libssh-mirror/-/commit/855a0853ad3abd4a6cd85ce06fce6d8d4c7a0b60", "reference_id": "855a0853ad3abd4a6cd85ce06fce6d8d4c7a0b60", "reference_type": "", "scores": [ { "value": "5", "scoring_system": "cvssv2", "scoring_elements": "AV:N/AC:L/Au:N/C:N/I:N/A:P/E:ND/RL:OF/RC:C" }, { "value": "5.3", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C" }, { "value": "5.3", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C" }, { "value": "6.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-03-11T19:50:26Z/" } ], "url": "https://gitlab.com/libssh/libssh-mirror/-/commit/855a0853ad3abd4a6cd85ce06fce6d8d4c7a0b60" }, { "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:libssh:libssh:*:*:*:*:*:*:*:*", "reference_id": "cpe:2.3:a:libssh:libssh:*:*:*:*:*:*:*:*", "reference_type": "", "scores": [], "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:libssh:libssh:*:*:*:*:*:*:*:*" }, { "reference_url": "https://vuldb.com/?ctiid.349709", "reference_id": "?ctiid.349709", "reference_type": "", "scores": [ { "value": "5", "scoring_system": "cvssv2", "scoring_elements": "AV:N/AC:L/Au:N/C:N/I:N/A:P/E:ND/RL:OF/RC:C" }, { "value": "5.3", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C" }, { "value": "5.3", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C" }, { "value": "6.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-03-11T19:50:26Z/" } ], "url": "https://vuldb.com/?ctiid.349709" }, { "reference_url": "https://vuldb.com/?id.349709", "reference_id": "?id.349709", "reference_type": "", "scores": [ { "value": "5", "scoring_system": "cvssv2", "scoring_elements": "AV:N/AC:L/Au:N/C:N/I:N/A:P/E:ND/RL:OF/RC:C" }, { "value": "5.3", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C" }, { "value": "5.3", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C" }, { "value": "6.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-03-11T19:50:26Z/" } ], "url": "https://vuldb.com/?id.349709" }, { "reference_url": "https://www.libssh.org/files/0.12/libssh-0.12.0.tar.xz", "reference_id": "libssh-0.12.0.tar.xz", "reference_type": "", "scores": [ { "value": "5", "scoring_system": "cvssv2", "scoring_elements": "AV:N/AC:L/Au:N/C:N/I:N/A:P/E:ND/RL:OF/RC:C" }, { "value": "5.3", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C" }, { "value": "5.3", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C" }, { "value": "6.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-03-11T19:50:26Z/" } ], "url": "https://www.libssh.org/files/0.12/libssh-0.12.0.tar.xz" }, { "reference_url": "https://www.libssh.org/security/advisories/libssh-2026-sftp-extensions.txt", "reference_id": "libssh-2026-sftp-extensions.txt", "reference_type": "", "scores": [ { "value": "5", "scoring_system": "cvssv2", "scoring_elements": "AV:N/AC:L/Au:N/C:N/I:N/A:P/E:ND/RL:OF/RC:C" }, { "value": "5.3", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C" }, { "value": "5.3", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C" }, { "value": "6.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-03-11T19:50:26Z/" } ], "url": "https://www.libssh.org/security/advisories/libssh-2026-sftp-extensions.txt" }, { "reference_url": "https://vuldb.com/?submit.767120", "reference_id": "?submit.767120", "reference_type": "", "scores": [ { "value": "5", "scoring_system": "cvssv2", "scoring_elements": "AV:N/AC:L/Au:N/C:N/I:N/A:P/E:ND/RL:OF/RC:C" }, { "value": "5.3", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C" }, { "value": "5.3", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C" }, { "value": "6.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-03-11T19:50:26Z/" } ], "url": "https://vuldb.com/?submit.767120" }, { "reference_url": "https://usn.ubuntu.com/8093-1/", "reference_id": "USN-8093-1", "reference_type": "", "scores": [], "url": "https://usn.ubuntu.com/8093-1/" } ], "weaknesses": [ { "cwe_id": 125, "name": "Out-of-bounds Read", "description": "The product reads data past the end, or before the beginning, of the intended buffer." }, { "cwe_id": 119, "name": "Improper Restriction of Operations within the Bounds of a Memory Buffer", "description": "The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer." } ], "exploits": [], "severity_range_score": "5.0 - 6.9", "exploitability": "0.5", "weighted_severity": "6.2", "risk_score": 3.1, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-v97m-zm6x-gfga" }