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Lookup for vulnerable packages by Package URL.

Purlpkg:deb/debian/pyyaml@5.1.2-1?distro=trixie
Typedeb
Namespacedebian
Namepyyaml
Version5.1.2-1
Qualifiers
distro trixie
Subpath
Is_vulnerablefalse
Next_non_vulnerable_version5.2-1
Latest_non_vulnerable_version6.0.3-1
Affected_by_vulnerabilities
Fixing_vulnerabilities
0
url VCID-1d4s-2baq-wuhk
vulnerability_id VCID-1d4s-2baq-wuhk
summary In PyYAML before 5.1, the yaml.load() API could execute arbitrary code if used with untrusted data. The load() function has been deprecated in version 5.1 and the 'UnsafeLoader' has been introduced for backward compatibility with the function.
references
0
reference_url https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-18342.json
reference_id
reference_type
scores
0
value 9.8
scoring_system cvssv3
scoring_elements CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
url https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-18342.json
1
reference_url https://api.first.org/data/v1/epss?cve=CVE-2017-18342
reference_id
reference_type
scores
0
value 0.0447
scoring_system epss
scoring_elements 0.89038
published_at 2026-04-01T12:55:00Z
1
value 0.0447
scoring_system epss
scoring_elements 0.89098
published_at 2026-04-11T12:55:00Z
2
value 0.0447
scoring_system epss
scoring_elements 0.89094
published_at 2026-04-12T12:55:00Z
3
value 0.0447
scoring_system epss
scoring_elements 0.89103
published_at 2026-04-21T12:55:00Z
4
value 0.0447
scoring_system epss
scoring_elements 0.89106
published_at 2026-04-18T12:55:00Z
5
value 0.0447
scoring_system epss
scoring_elements 0.89047
published_at 2026-04-02T12:55:00Z
6
value 0.0447
scoring_system epss
scoring_elements 0.89062
published_at 2026-04-04T12:55:00Z
7
value 0.0447
scoring_system epss
scoring_elements 0.89064
published_at 2026-04-07T12:55:00Z
8
value 0.0447
scoring_system epss
scoring_elements 0.89082
published_at 2026-04-08T12:55:00Z
9
value 0.0447
scoring_system epss
scoring_elements 0.89087
published_at 2026-04-09T12:55:00Z
10
value 0.0447
scoring_system epss
scoring_elements 0.89092
published_at 2026-04-13T12:55:00Z
url https://api.first.org/data/v1/epss?cve=CVE-2017-18342
2
reference_url https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-18342
reference_id
reference_type
scores
url https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-18342
3
reference_url https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
reference_id
reference_type
scores
0
value 7.4
scoring_system cvssv3
scoring_elements CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
url https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
4
reference_url https://github.com/advisories/GHSA-rprw-h62v-c2w7
reference_id
reference_type
scores
0
value CRITICAL
scoring_system cvssv3.1_qr
scoring_elements
url https://github.com/advisories/GHSA-rprw-h62v-c2w7
5
reference_url https://github.com/marshmallow-code/apispec/issues/278
reference_id
reference_type
scores
0
value 9.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
1
value CRITICAL
scoring_system generic_textual
scoring_elements
url https://github.com/marshmallow-code/apispec/issues/278
6
reference_url https://github.com/pypa/advisory-database/tree/main/vulns/pyyaml/PYSEC-2018-49.yaml
reference_id
reference_type
scores
0
value 9.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
1
value CRITICAL
scoring_system generic_textual
scoring_elements
url https://github.com/pypa/advisory-database/tree/main/vulns/pyyaml/PYSEC-2018-49.yaml
7
reference_url https://github.com/yaml/pyyaml
reference_id
reference_type
scores
0
value 9.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
1
value CRITICAL
scoring_system generic_textual
scoring_elements
url https://github.com/yaml/pyyaml
8
reference_url https://github.com/yaml/pyyaml/blob/master/CHANGES
reference_id
reference_type
scores
0
value 9.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
1
value CRITICAL
scoring_system generic_textual
scoring_elements
url https://github.com/yaml/pyyaml/blob/master/CHANGES
9
reference_url https://github.com/yaml/pyyaml/commit/7b68405c81db889f83c32846462b238ccae5be80
reference_id
reference_type
scores
0
value 9.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
1
value CRITICAL
scoring_system generic_textual
scoring_elements
url https://github.com/yaml/pyyaml/commit/7b68405c81db889f83c32846462b238ccae5be80
10
reference_url https://github.com/yaml/pyyaml/issues/193
reference_id
reference_type
scores
0
value 9.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
1
value CRITICAL
scoring_system generic_textual
scoring_elements
url https://github.com/yaml/pyyaml/issues/193
11
reference_url https://github.com/yaml/pyyaml/pull/74
reference_id
reference_type
scores
0
value 9.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
1
value CRITICAL
scoring_system generic_textual
scoring_elements
url https://github.com/yaml/pyyaml/pull/74
12
reference_url https://github.com/yaml/pyyaml/wiki/PyYAML-yaml.load%28input%29-Deprecation
reference_id
reference_type
scores
url https://github.com/yaml/pyyaml/wiki/PyYAML-yaml.load%28input%29-Deprecation
13
reference_url https://github.com/yaml/pyyaml/wiki/PyYAML-yaml.load(input)-Deprecation
reference_id
reference_type
scores
0
value 9.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
1
value CRITICAL
scoring_system generic_textual
scoring_elements
url https://github.com/yaml/pyyaml/wiki/PyYAML-yaml.load(input)-Deprecation
14
reference_url https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JEX7IPV5P2QJITAMA5Z63GQCZA5I6NVZ/
reference_id
reference_type
scores
url https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JEX7IPV5P2QJITAMA5Z63GQCZA5I6NVZ/
15
reference_url https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KSQQMRUQSXBSUXLCRD3TSZYQ7SEZRKCE/
reference_id
reference_type
scores
url https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KSQQMRUQSXBSUXLCRD3TSZYQ7SEZRKCE/
16
reference_url https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M6JCFGEIEOFMWWIXGHSELMKQDD4CV2BA/
reference_id
reference_type
scores
url https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M6JCFGEIEOFMWWIXGHSELMKQDD4CV2BA/
17
reference_url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JEX7IPV5P2QJITAMA5Z63GQCZA5I6NVZ
reference_id
reference_type
scores
0
value 9.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
1
value CRITICAL
scoring_system generic_textual
scoring_elements
url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JEX7IPV5P2QJITAMA5Z63GQCZA5I6NVZ
18
reference_url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JEX7IPV5P2QJITAMA5Z63GQCZA5I6NVZ/
reference_id
reference_type
scores
url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JEX7IPV5P2QJITAMA5Z63GQCZA5I6NVZ/
19
reference_url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KSQQMRUQSXBSUXLCRD3TSZYQ7SEZRKCE
reference_id
reference_type
scores
0
value 9.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
1
value CRITICAL
scoring_system generic_textual
scoring_elements
url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KSQQMRUQSXBSUXLCRD3TSZYQ7SEZRKCE
20
reference_url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KSQQMRUQSXBSUXLCRD3TSZYQ7SEZRKCE/
reference_id
reference_type
scores
url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KSQQMRUQSXBSUXLCRD3TSZYQ7SEZRKCE/
21
reference_url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/M6JCFGEIEOFMWWIXGHSELMKQDD4CV2BA
reference_id
reference_type
scores
0
value 9.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
1
value CRITICAL
scoring_system generic_textual
scoring_elements
url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/M6JCFGEIEOFMWWIXGHSELMKQDD4CV2BA
22
reference_url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/M6JCFGEIEOFMWWIXGHSELMKQDD4CV2BA/
reference_id
reference_type
scores
url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/M6JCFGEIEOFMWWIXGHSELMKQDD4CV2BA/
23
reference_url https://security.gentoo.org/glsa/202003-45
reference_id
reference_type
scores
0
value 9.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
1
value CRITICAL
scoring_system generic_textual
scoring_elements
url https://security.gentoo.org/glsa/202003-45
24
reference_url https://bugzilla.redhat.com/show_bug.cgi?id=1595743
reference_id 1595743
reference_type
scores
url https://bugzilla.redhat.com/show_bug.cgi?id=1595743
25
reference_url https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=902878
reference_id 902878
reference_type
scores
url https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=902878
26
reference_url https://security.archlinux.org/AVG-843
reference_id AVG-843
reference_type
scores
0
value High
scoring_system archlinux
scoring_elements
url https://security.archlinux.org/AVG-843
27
reference_url https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:pyyaml:pyyaml:*:*:*:*:*:*:*:*
reference_id cpe:2.3:a:pyyaml:pyyaml:*:*:*:*:*:*:*:*
reference_type
scores
url https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:pyyaml:pyyaml:*:*:*:*:*:*:*:*
28
reference_url https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:28:*:*:*:*:*:*:*
reference_id cpe:2.3:o:fedoraproject:fedora:28:*:*:*:*:*:*:*
reference_type
scores
url https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:28:*:*:*:*:*:*:*
29
reference_url https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*
reference_id cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*
reference_type
scores
url https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*
30
reference_url https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
reference_id cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
reference_type
scores
url https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
31
reference_url https://nvd.nist.gov/vuln/detail/CVE-2017-18342
reference_id CVE-2017-18342
reference_type
scores
0
value 7.5
scoring_system cvssv2
scoring_elements AV:N/AC:L/Au:N/C:P/I:P/A:P
1
value 9.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
2
value CRITICAL
scoring_system generic_textual
scoring_elements
url https://nvd.nist.gov/vuln/detail/CVE-2017-18342
fixed_packages
0
url pkg:deb/debian/pyyaml@5.1.2-1?distro=trixie
purl pkg:deb/debian/pyyaml@5.1.2-1?distro=trixie
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/pyyaml@5.1.2-1%3Fdistro=trixie
1
url pkg:deb/debian/pyyaml@5.3.1-5?distro=trixie
purl pkg:deb/debian/pyyaml@5.3.1-5?distro=trixie
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/pyyaml@5.3.1-5%3Fdistro=trixie
2
url pkg:deb/debian/pyyaml@6.0-3?distro=trixie
purl pkg:deb/debian/pyyaml@6.0-3?distro=trixie
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/pyyaml@6.0-3%3Fdistro=trixie
3
url pkg:deb/debian/pyyaml@6.0.2-1?distro=trixie
purl pkg:deb/debian/pyyaml@6.0.2-1?distro=trixie
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/pyyaml@6.0.2-1%3Fdistro=trixie
4
url pkg:deb/debian/pyyaml@6.0.3-1?distro=trixie
purl pkg:deb/debian/pyyaml@6.0.3-1?distro=trixie
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/pyyaml@6.0.3-1%3Fdistro=trixie
aliases CVE-2017-18342, GHSA-rprw-h62v-c2w7, PYSEC-2018-49
risk_score 4.5
exploitability 0.5
weighted_severity 9.0
resource_url http://public2.vulnerablecode.io/vulnerabilities/VCID-1d4s-2baq-wuhk
Risk_scorenull
Resource_urlhttp://public2.vulnerablecode.io/packages/pkg:deb/debian/pyyaml@5.1.2-1%3Fdistro=trixie