Lookup for vulnerable packages by Package URL.

Purlpkg:alpm/archlinux/matrix-synapse@1.33.2-1
Typealpm
Namespacearchlinux
Namematrix-synapse
Version1.33.2-1
Qualifiers
Subpath
Is_vulnerablefalse
Next_non_vulnerable_version1.41.1-1
Latest_non_vulnerable_version1.47.1-1
Affected_by_vulnerabilities
Fixing_vulnerabilities
0
url VCID-jg9y-53m4-5bb6
vulnerability_id VCID-jg9y-53m4-5bb6
summary denial of service
references
0
reference_url https://api.first.org/data/v1/epss?cve=CVE-2021-29471
reference_id
reference_type
scores
0
value 0.00337
scoring_system epss
scoring_elements 0.56765
published_at 2026-05-30T12:55:00Z
url https://api.first.org/data/v1/epss?cve=CVE-2021-29471
1
reference_url https://github.com/matrix-org/synapse
reference_id
reference_type
scores
0
value 3.7
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
1
value 6.3
scoring_system cvssv4
scoring_elements CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
2
value MODERATE
scoring_system generic_textual
scoring_elements
url https://github.com/matrix-org/synapse
2
reference_url https://github.com/matrix-org/synapse/commit/03318a766cac9f8b053db2214d9c332a977d226c
reference_id
reference_type
scores
0
value 3.7
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
1
value 6.3
scoring_system cvssv4
scoring_elements CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
2
value MODERATE
scoring_system generic_textual
scoring_elements
url https://github.com/matrix-org/synapse/commit/03318a766cac9f8b053db2214d9c332a977d226c
3
reference_url https://github.com/matrix-org/synapse/releases/tag/v1.33.2
reference_id
reference_type
scores
0
value 3.7
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
1
value 6.3
scoring_system cvssv4
scoring_elements CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
2
value MODERATE
scoring_system generic_textual
scoring_elements
url https://github.com/matrix-org/synapse/releases/tag/v1.33.2
4
reference_url https://github.com/matrix-org/synapse/security/advisories/GHSA-x345-32rc-8h85
reference_id
reference_type
scores
0
value 3.7
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
1
value MODERATE
scoring_system cvssv3.1_qr
scoring_elements
2
value 6.3
scoring_system cvssv4
scoring_elements CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
3
value MODERATE
scoring_system generic_textual
scoring_elements
url https://github.com/matrix-org/synapse/security/advisories/GHSA-x345-32rc-8h85
5
reference_url https://github.com/pypa/advisory-database/tree/main/vulns/matrix-synapse/PYSEC-2021-135.yaml
reference_id
reference_type
scores
0
value 3.7
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
1
value 6.3
scoring_system cvssv4
scoring_elements CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
2
value MODERATE
scoring_system generic_textual
scoring_elements
url https://github.com/pypa/advisory-database/tree/main/vulns/matrix-synapse/PYSEC-2021-135.yaml
6
reference_url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TNNAJOZNMVMXM6AS7RFFKB4QLUJ4IFEY
reference_id
reference_type
scores
0
value 3.7
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
1
value 6.3
scoring_system cvssv4
scoring_elements CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
2
value MODERATE
scoring_system generic_textual
scoring_elements
url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TNNAJOZNMVMXM6AS7RFFKB4QLUJ4IFEY
7
reference_url https://nvd.nist.gov/vuln/detail/CVE-2021-29471
reference_id
reference_type
scores
0
value 3.7
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
1
value 6.3
scoring_system cvssv4
scoring_elements CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
2
value MODERATE
scoring_system generic_textual
scoring_elements
url https://nvd.nist.gov/vuln/detail/CVE-2021-29471
8
reference_url https://security.archlinux.org/ASA-202105-19
reference_id ASA-202105-19
reference_type
scores
url https://security.archlinux.org/ASA-202105-19
9
reference_url https://security.archlinux.org/AVG-1943
reference_id AVG-1943
reference_type
scores
0
value Medium
scoring_system archlinux
scoring_elements
url https://security.archlinux.org/AVG-1943
10
reference_url https://github.com/advisories/GHSA-x345-32rc-8h85
reference_id GHSA-x345-32rc-8h85
reference_type
scores
0
value MODERATE
scoring_system cvssv3.1_qr
scoring_elements
url https://github.com/advisories/GHSA-x345-32rc-8h85
fixed_packages
0
url pkg:alpm/archlinux/matrix-synapse@1.33.2-1
purl pkg:alpm/archlinux/matrix-synapse@1.33.2-1
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:alpm/archlinux/matrix-synapse@1.33.2-1
aliases CVE-2021-29471, GHSA-x345-32rc-8h85, PYSEC-2021-135
risk_score 3.1
exploitability 0.5
weighted_severity 6.2
resource_url http://public2.vulnerablecode.io/vulnerabilities/VCID-jg9y-53m4-5bb6
Risk_scorenull
Resource_urlhttp://public2.vulnerablecode.io/packages/pkg:alpm/archlinux/matrix-synapse@1.33.2-1