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Package Instance

Lookup for vulnerable packages by Package URL.

Purlpkg:maven/org.http4s/http4s-blaze-server_2.12@0.21.1
Typemaven
Namespaceorg.http4s
Namehttp4s-blaze-server_2.12
Version0.21.1
Qualifiers
Subpath
Is_vulnerabletrue
Next_non_vulnerable_version0.21.17
Latest_non_vulnerable_version0.21.17
Affected_by_vulnerabilities
0
url VCID-n9x9-k998-77cm
vulnerability_id VCID-n9x9-k998-77cm
summary 
Uncontrolled Resource Consumption
Blaze, accepts connections unconditionally on a dedicated thread pool. This has the net effect of amplifying degradation in services that are unable to handle their current request load, since incoming connections are still accepted and added to an unbounded queue.
references
0
reference_url https://api.first.org/data/v1/epss?cve=CVE-2021-21293
reference_id
reference_type
scores
0
value 0.00408
scoring_system epss
scoring_elements 0.61503
published_at 2026-06-04T12:55:00Z
1
value 0.00408
scoring_system epss
scoring_elements 0.61558
published_at 2026-06-06T12:55:00Z
2
value 0.00408
scoring_system epss
scoring_elements 0.61551
published_at 2026-06-05T12:55:00Z
url https://api.first.org/data/v1/epss?cve=CVE-2021-21293
1
reference_url https://api.first.org/data/v1/epss?cve=CVE-2021-21294
reference_id
reference_type
scores
0
value 0.00408
scoring_system epss
scoring_elements 0.61551
published_at 2026-06-05T12:55:00Z
1
value 0.00408
scoring_system epss
scoring_elements 0.61503
published_at 2026-06-04T12:55:00Z
2
value 0.00408
scoring_system epss
scoring_elements 0.61558
published_at 2026-06-06T12:55:00Z
url https://api.first.org/data/v1/epss?cve=CVE-2021-21294
2
reference_url https://github.com/http4s/blaze/commit/4f786177f9fb71ab272f3a5f6c80bca3e5662aa1
reference_id
reference_type
scores
0
value 7.5
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://github.com/http4s/blaze/commit/4f786177f9fb71ab272f3a5f6c80bca3e5662aa1
3
reference_url https://github.com/http4s/http4s/commit/987d6589ef79545b9bb2324ac4bdebf82d9a0171
reference_id
reference_type
scores
0
value 7.5
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://github.com/http4s/http4s/commit/987d6589ef79545b9bb2324ac4bdebf82d9a0171
4
reference_url https://nvd.nist.gov/vuln/detail/CVE-2021-21293
reference_id CVE-2021-21293
reference_type
scores
0
value 7.5
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://nvd.nist.gov/vuln/detail/CVE-2021-21293
5
reference_url https://nvd.nist.gov/vuln/detail/CVE-2021-21294
reference_id CVE-2021-21294
reference_type
scores
0
value 7.5
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://nvd.nist.gov/vuln/detail/CVE-2021-21294
6
reference_url https://github.com/advisories/GHSA-xhv5-w9c5-2r2w
reference_id GHSA-xhv5-w9c5-2r2w
reference_type
scores
url https://github.com/advisories/GHSA-xhv5-w9c5-2r2w
7
reference_url https://github.com/http4s/http4s/security/advisories/GHSA-xhv5-w9c5-2r2w
reference_id GHSA-xhv5-w9c5-2r2w
reference_type
scores
0
value 7.5
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://github.com/http4s/http4s/security/advisories/GHSA-xhv5-w9c5-2r2w
8
reference_url https://github.com/advisories/GHSA-xmw9-q7x9-j5qc
reference_id GHSA-xmw9-q7x9-j5qc
reference_type
scores
url https://github.com/advisories/GHSA-xmw9-q7x9-j5qc
9
reference_url https://github.com/http4s/blaze/security/advisories/GHSA-xmw9-q7x9-j5qc
reference_id GHSA-xmw9-q7x9-j5qc
reference_type
scores
0
value 7.5
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://github.com/http4s/blaze/security/advisories/GHSA-xmw9-q7x9-j5qc
fixed_packages
0
url pkg:maven/org.http4s/http4s-blaze-server_2.12@0.21.17
purl pkg:maven/org.http4s/http4s-blaze-server_2.12@0.21.17
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:maven/org.http4s/http4s-blaze-server_2.12@0.21.17
aliases CVE-2021-21293, CVE-2021-21294, GHSA-xhv5-w9c5-2r2w, GHSA-xmw9-q7x9-j5qc
risk_score 4.0
exploitability 0.5
weighted_severity 8.0
resource_url http://public2.vulnerablecode.io/vulnerabilities/VCID-n9x9-k998-77cm
Fixing_vulnerabilities
Risk_score4.0
Resource_urlhttp://public2.vulnerablecode.io/packages/pkg:maven/org.http4s/http4s-blaze-server_2.12@0.21.1