Lookup for vulnerable packages by Package URL.

Purlpkg:gem/activestorage@8.1.2
Typegem
Namespace
Nameactivestorage
Version8.1.2
Qualifiers
Subpath
Is_vulnerabletrue
Next_non_vulnerable_version8.1.2.1
Latest_non_vulnerable_version8.1.2.1
Affected_by_vulnerabilities
0
url VCID-ad6q-vtdf-syb6
vulnerability_id VCID-ad6q-vtdf-syb6
summary
Rails Active Storage has a possible DoS vulnerability in proxy mode via multi-range requests
### Impact
Active Storage's proxy controller does not limit the number of byte ranges in an HTTP Range header. A request with thousands of small ranges causes disproportionate CPU usage compared to a normal request for the same file, possibly resulting in a DoS vulnerability.

### Releases
The fixed releases are available at the normal locations.
references
0
reference_url https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-33658.json
reference_id
reference_type
scores
0
value 7.5
scoring_system cvssv3
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
url https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-33658.json
1
reference_url https://api.first.org/data/v1/epss?cve=CVE-2026-33658
reference_id
reference_type
scores
0
value 0.0005
scoring_system epss
scoring_elements 0.15472
published_at 2026-04-16T12:55:00Z
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published_at 2026-04-07T12:55:00Z
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published_at 2026-04-04T12:55:00Z
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value 0.0005
scoring_system epss
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published_at 2026-04-02T12:55:00Z
url https://api.first.org/data/v1/epss?cve=CVE-2026-33658
2
reference_url https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-33658
reference_id
reference_type
scores
url https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-33658
3
reference_url https://github.com/rails/rails
reference_id
reference_type
scores
0
value 2.3
scoring_system cvssv4
scoring_elements CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U
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scoring_system generic_textual
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url https://github.com/rails/rails
4
reference_url https://github.com/rails/rails/releases/tag/v7.2.3.1
reference_id
reference_type
scores
0
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scoring_system cvssv4
scoring_elements CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U
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url https://github.com/rails/rails/releases/tag/v7.2.3.1
5
reference_url https://github.com/rails/rails/releases/tag/v8.0.4.1
reference_id
reference_type
scores
0
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scoring_system cvssv4
scoring_elements CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U
1
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scoring_system generic_textual
scoring_elements
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scoring_system ssvc
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url https://github.com/rails/rails/releases/tag/v8.0.4.1
6
reference_url https://github.com/rails/rails/releases/tag/v8.1.2.1
reference_id
reference_type
scores
0
value 2.3
scoring_system cvssv4
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1
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scoring_system generic_textual
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url https://github.com/rails/rails/releases/tag/v8.1.2.1
7
reference_url https://github.com/rails/rails/security/advisories/GHSA-p9fm-f462-ggrg
reference_id
reference_type
scores
0
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2
value LOW
scoring_system generic_textual
scoring_elements
3
value Track
scoring_system ssvc
scoring_elements SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-03-30T11:42:16Z/
url https://github.com/rails/rails/security/advisories/GHSA-p9fm-f462-ggrg
8
reference_url https://github.com/rubysec/ruby-advisory-db/blob/master/gems/activestorage/CVE-2026-33658.yml
reference_id
reference_type
scores
0
value 2.3
scoring_system cvssv4
scoring_elements CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U
1
value LOW
scoring_system generic_textual
scoring_elements
2
value Track
scoring_system ssvc
scoring_elements SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-03-30T11:42:16Z/
url https://github.com/rubysec/ruby-advisory-db/blob/master/gems/activestorage/CVE-2026-33658.yml
9
reference_url https://nvd.nist.gov/vuln/detail/CVE-2026-33658
reference_id
reference_type
scores
0
value 2.3
scoring_system cvssv4
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1
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scoring_system generic_textual
scoring_elements
url https://nvd.nist.gov/vuln/detail/CVE-2026-33658
10
reference_url https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1132035
reference_id 1132035
reference_type
scores
url https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1132035
11
reference_url https://bugzilla.redhat.com/show_bug.cgi?id=2451983
reference_id 2451983
reference_type
scores
url https://bugzilla.redhat.com/show_bug.cgi?id=2451983
12
reference_url https://github.com/advisories/GHSA-p9fm-f462-ggrg
reference_id GHSA-p9fm-f462-ggrg
reference_type
scores
0
value LOW
scoring_system cvssv3.1_qr
scoring_elements
url https://github.com/advisories/GHSA-p9fm-f462-ggrg
fixed_packages
0
url pkg:gem/activestorage@8.1.2.1
purl pkg:gem/activestorage@8.1.2.1
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:gem/activestorage@8.1.2.1
aliases CVE-2026-33658, GHSA-p9fm-f462-ggrg
risk_score 3.4
exploitability 0.5
weighted_severity 6.8
resource_url http://public2.vulnerablecode.io/vulnerabilities/VCID-ad6q-vtdf-syb6
Fixing_vulnerabilities
Risk_score3.4
Resource_urlhttp://public2.vulnerablecode.io/packages/pkg:gem/activestorage@8.1.2