Lookup for vulnerable packages by Package URL.

Purlpkg:gem/cgi@0.3.2
Typegem
Namespace
Namecgi
Version0.3.2
Qualifiers
Subpath
Is_vulnerabletrue
Next_non_vulnerable_version0.3.5.1
Latest_non_vulnerable_version0.4.2
Affected_by_vulnerabilities
0
url VCID-9g2w-sc9w-eyce
vulnerability_id VCID-9g2w-sc9w-eyce
summary Multiple vulnerabilities have been discovered in Ruby, the worst of which could lead to execution of arbitrary code.
references
0
reference_url https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-33621.json
reference_id
reference_type
scores
0
value 8.8
scoring_system cvssv3
scoring_elements CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
url https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-33621.json
1
reference_url https://api.first.org/data/v1/epss?cve=CVE-2021-33621
reference_id
reference_type
scores
0
value 0.01412
scoring_system epss
scoring_elements 0.8056
published_at 2026-04-18T12:55:00Z
1
value 0.01412
scoring_system epss
scoring_elements 0.80528
published_at 2026-04-13T12:55:00Z
2
value 0.01412
scoring_system epss
scoring_elements 0.80536
published_at 2026-04-12T12:55:00Z
3
value 0.01412
scoring_system epss
scoring_elements 0.8055
published_at 2026-04-11T12:55:00Z
4
value 0.01412
scoring_system epss
scoring_elements 0.80532
published_at 2026-04-09T12:55:00Z
5
value 0.01412
scoring_system epss
scoring_elements 0.80522
published_at 2026-04-08T12:55:00Z
6
value 0.01412
scoring_system epss
scoring_elements 0.80492
published_at 2026-04-07T12:55:00Z
7
value 0.01412
scoring_system epss
scoring_elements 0.80502
published_at 2026-04-04T12:55:00Z
8
value 0.01412
scoring_system epss
scoring_elements 0.80481
published_at 2026-04-02T12:55:00Z
9
value 0.01412
scoring_system epss
scoring_elements 0.80475
published_at 2026-04-01T12:55:00Z
10
value 0.01562
scoring_system epss
scoring_elements 0.81521
published_at 2026-04-16T12:55:00Z
url https://api.first.org/data/v1/epss?cve=CVE-2021-33621
2
reference_url https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-33621
reference_id
reference_type
scores
url https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-33621
3
reference_url https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
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:H/A:N
url https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
4
reference_url https://github.com/rubysec/ruby-advisory-db/blob/master/gems/cgi/CVE-2021-33621.yml
reference_id
reference_type
scores
0
value 8.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://github.com/rubysec/ruby-advisory-db/blob/master/gems/cgi/CVE-2021-33621.yml
5
reference_url https://hackerone.com/reports/1204695
reference_id
reference_type
scores
0
value 8.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://hackerone.com/reports/1204695
6
reference_url https://lists.debian.org/debian-lts-announce/2023/06/msg00012.html
reference_id
reference_type
scores
0
value 8.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://lists.debian.org/debian-lts-announce/2023/06/msg00012.html
7
reference_url https://lists.debian.org/debian-lts-announce/2024/09/msg00000.html
reference_id
reference_type
scores
0
value 8.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://lists.debian.org/debian-lts-announce/2024/09/msg00000.html
8
reference_url https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DQR7LWED6VAPD5ATYOBZIGJQPCUBRJBX
reference_id
reference_type
scores
0
value 8.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DQR7LWED6VAPD5ATYOBZIGJQPCUBRJBX
9
reference_url https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/THVTYHHEOVLQFCFHWURZYO7PVUPBHRZD
reference_id
reference_type
scores
0
value 8.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/THVTYHHEOVLQFCFHWURZYO7PVUPBHRZD
10
reference_url https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YACE6ORF2QBXXBK2V2CM36D7TZMEJVAS
reference_id
reference_type
scores
0
value 8.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YACE6ORF2QBXXBK2V2CM36D7TZMEJVAS
11
reference_url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DQR7LWED6VAPD5ATYOBZIGJQPCUBRJBX
reference_id
reference_type
scores
0
value 8.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DQR7LWED6VAPD5ATYOBZIGJQPCUBRJBX
12
reference_url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/THVTYHHEOVLQFCFHWURZYO7PVUPBHRZD
reference_id
reference_type
scores
0
value 8.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/THVTYHHEOVLQFCFHWURZYO7PVUPBHRZD
13
reference_url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YACE6ORF2QBXXBK2V2CM36D7TZMEJVAS
reference_id
reference_type
scores
0
value 8.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YACE6ORF2QBXXBK2V2CM36D7TZMEJVAS
14
reference_url https://nvd.nist.gov/vuln/detail/CVE-2021-33621
reference_id
reference_type
scores
0
value 8.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://nvd.nist.gov/vuln/detail/CVE-2021-33621
15
reference_url https://security.gentoo.org/glsa/202401-27
reference_id
reference_type
scores
0
value 8.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://security.gentoo.org/glsa/202401-27
16
reference_url https://security.netapp.com/advisory/ntap-20221228-0004
reference_id
reference_type
scores
0
value 8.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://security.netapp.com/advisory/ntap-20221228-0004
17
reference_url https://www.ruby-lang.org/en/news/2022/11/22/http-response-splitting-in-cgi-cve-2021-33621
reference_id
reference_type
scores
0
value 8.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://www.ruby-lang.org/en/news/2022/11/22/http-response-splitting-in-cgi-cve-2021-33621
18
reference_url https://www.ruby-lang.org/en/news/2022/11/22/http-response-splitting-in-cgi-cve-2021-33621/
reference_id
reference_type
scores
0
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scoring_system cvssv3
scoring_elements
url https://www.ruby-lang.org/en/news/2022/11/22/http-response-splitting-in-cgi-cve-2021-33621/
19
reference_url https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1024799
reference_id 1024799
reference_type
scores
url https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1024799
20
reference_url https://bugzilla.redhat.com/show_bug.cgi?id=2149706
reference_id 2149706
reference_type
scores
url https://bugzilla.redhat.com/show_bug.cgi?id=2149706
21
reference_url https://github.com/advisories/GHSA-vc47-6rqg-c7f5
reference_id GHSA-vc47-6rqg-c7f5
reference_type
scores
0
value HIGH
scoring_system cvssv3.1_qr
scoring_elements
url https://github.com/advisories/GHSA-vc47-6rqg-c7f5
22
reference_url https://access.redhat.com/errata/RHSA-2023:3291
reference_id RHSA-2023:3291
reference_type
scores
url https://access.redhat.com/errata/RHSA-2023:3291
23
reference_url https://access.redhat.com/errata/RHSA-2023:3821
reference_id RHSA-2023:3821
reference_type
scores
url https://access.redhat.com/errata/RHSA-2023:3821
24
reference_url https://access.redhat.com/errata/RHSA-2023:7025
reference_id RHSA-2023:7025
reference_type
scores
url https://access.redhat.com/errata/RHSA-2023:7025
25
reference_url https://access.redhat.com/errata/RHSA-2024:1431
reference_id RHSA-2024:1431
reference_type
scores
url https://access.redhat.com/errata/RHSA-2024:1431
26
reference_url https://access.redhat.com/errata/RHSA-2024:1576
reference_id RHSA-2024:1576
reference_type
scores
url https://access.redhat.com/errata/RHSA-2024:1576
27
reference_url https://access.redhat.com/errata/RHSA-2024:3500
reference_id RHSA-2024:3500
reference_type
scores
url https://access.redhat.com/errata/RHSA-2024:3500
28
reference_url https://access.redhat.com/errata/RHSA-2024:3838
reference_id RHSA-2024:3838
reference_type
scores
url https://access.redhat.com/errata/RHSA-2024:3838
29
reference_url https://access.redhat.com/errata/RHSA-2024:4542
reference_id RHSA-2024:4542
reference_type
scores
url https://access.redhat.com/errata/RHSA-2024:4542
30
reference_url https://usn.ubuntu.com/5806-1/
reference_id USN-5806-1
reference_type
scores
url https://usn.ubuntu.com/5806-1/
31
reference_url https://usn.ubuntu.com/5806-2/
reference_id USN-5806-2
reference_type
scores
url https://usn.ubuntu.com/5806-2/
32
reference_url https://usn.ubuntu.com/5806-3/
reference_id USN-5806-3
reference_type
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url https://usn.ubuntu.com/5806-3/
33
reference_url https://usn.ubuntu.com/6181-1/
reference_id USN-6181-1
reference_type
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url https://usn.ubuntu.com/6181-1/
fixed_packages
0
url pkg:gem/cgi@0.3.5
purl pkg:gem/cgi@0.3.5
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-exq5-cnrm-3uhd
1
vulnerability VCID-h4mf-99f4-9bdw
resource_url http://public2.vulnerablecode.io/packages/pkg:gem/cgi@0.3.5
aliases CVE-2021-33621, GHSA-vc47-6rqg-c7f5
risk_score 4.0
exploitability 0.5
weighted_severity 8.0
resource_url http://public2.vulnerablecode.io/vulnerabilities/VCID-9g2w-sc9w-eyce
1
url VCID-exq5-cnrm-3uhd
vulnerability_id VCID-exq5-cnrm-3uhd
summary
CGI has Denial of Service (DoS) potential in Cookie.parse
There is a possibility for DoS by in the cgi gem.
This vulnerability has been assigned the CVE identifier CVE-2025-27219. We recommend upgrading the cgi gem.

## Details

CGI::Cookie.parse took super-linear time to parse a cookie string in some cases. Feeding a maliciously crafted cookie string into the method could lead to a Denial of Service.

Please update CGI gem to version 0.3.5.1, 0.3.7, 0.4.2 or later.

## Affected versions

cgi gem versions <= 0.3.5, 0.3.6, 0.4.0 and 0.4.1.

## Credits

Thanks to lio346 for discovering this issue.
Also thanks to mame for fixing this vulnerability.
references
0
reference_url https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-27219.json
reference_id
reference_type
scores
0
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-2025-27219.json
1
reference_url https://api.first.org/data/v1/epss?cve=CVE-2025-27219
reference_id
reference_type
scores
0
value 0.00316
scoring_system epss
scoring_elements 0.54679
published_at 2026-04-18T12:55:00Z
1
value 0.00316
scoring_system epss
scoring_elements 0.54678
published_at 2026-04-16T12:55:00Z
2
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scoring_system epss
scoring_elements 0.54661
published_at 2026-04-12T12:55:00Z
3
value 0.00316
scoring_system epss
scoring_elements 0.5464
published_at 2026-04-13T12:55:00Z
4
value 0.00349
scoring_system epss
scoring_elements 0.57444
published_at 2026-04-11T12:55:00Z
5
value 0.00416
scoring_system epss
scoring_elements 0.61675
published_at 2026-04-08T12:55:00Z
6
value 0.00416
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published_at 2026-04-09T12:55:00Z
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value 0.00623
scoring_system epss
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published_at 2026-04-07T12:55:00Z
8
value 0.00778
scoring_system epss
scoring_elements 0.73608
published_at 2026-04-02T12:55:00Z
9
value 0.00778
scoring_system epss
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published_at 2026-04-04T12:55:00Z
url https://api.first.org/data/v1/epss?cve=CVE-2025-27219
2
reference_url https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-27219
reference_id
reference_type
scores
url https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-27219
3
reference_url https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
reference_id
reference_type
scores
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url https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
4
reference_url https://github.com/ruby/cgi
reference_id
reference_type
scores
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scoring_system cvssv3.1
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1
value 6.3
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2
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scoring_elements
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5
reference_url https://github.com/ruby/cgi/pull/52
reference_id
reference_type
scores
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6
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reference_id
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7
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8
reference_url https://github.com/rubysec/ruby-advisory-db/blob/master/gems/cgi/CVE-2025-27219.yml
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reference_url https://hackerone.com/reports/2936778
reference_id
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1
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url https://hackerone.com/reports/2936778
10
reference_url https://lists.debian.org/debian-lts-announce/2025/03/msg00008.html
reference_id
reference_type
scores
0
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11
reference_url https://nvd.nist.gov/vuln/detail/CVE-2025-27219
reference_id
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url pkg:gem/cgi@0.3.5.1
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is_vulnerable false
affected_by_vulnerabilities
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url pkg:gem/cgi@0.4.2
purl pkg:gem/cgi@0.4.2
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:gem/cgi@0.4.2
aliases CVE-2025-27219, GHSA-gh9q-2xrm-x6qv
risk_score 3.1
exploitability 0.5
weighted_severity 6.2
resource_url http://public2.vulnerablecode.io/vulnerabilities/VCID-exq5-cnrm-3uhd
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url VCID-h4mf-99f4-9bdw
vulnerability_id VCID-h4mf-99f4-9bdw
summary
CGI has Regular Expression Denial of Service (ReDoS) potential in Util#escapeElement
There is a possibility for Regular expression Denial of Service (ReDoS) by in the cgi gem. This vulnerability has been assigned the CVE identifier CVE-2025-27220. We recommend upgrading the cgi gem.

## Details

The regular expression used in `CGI::Util#escapeElement` is vulnerable to ReDoS. The crafted input could lead to a high CPU consumption.

This vulnerability only affects Ruby 3.1 and 3.2. If you are using these versions, please update CGI gem to version 0.3.5.1, 0.3.7, 0.4.2 or later.

## Affected versions

cgi gem versions <= 0.3.5, 0.3.6, 0.4.0 and 0.4.1.

## Credits

Thanks to svalkanov for discovering this issue.
Also thanks to nobu for fixing this vulnerability.
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Duplicate
This advisory duplicates another.
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13
reference_url https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IUXQCH6FRKANCVZO2Q7D2SQX33FP3KWN
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reference_url https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IUXQCH6FRKANCVZO2Q7D2SQX33FP3KWN/
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15
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reference_url https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UTOJGS5IEFDK3UOO7IY4OTTFGHGLSWZF/
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reference_url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IUXQCH6FRKANCVZO2Q7D2SQX33FP3KWN
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reference_url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IUXQCH6FRKANCVZO2Q7D2SQX33FP3KWN/
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reference_url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UTOJGS5IEFDK3UOO7IY4OTTFGHGLSWZF
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22
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29
reference_url https://security-tracker.debian.org/tracker/CVE-2021-41816
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reference_url https://github.com/advisories/GHSA-5cqm-crxm-6qpv
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reference_url https://access.redhat.com/errata/RHSA-2022:6855
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33
reference_url https://usn.ubuntu.com/5235-1/
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fixed_packages
0
url pkg:gem/cgi@0.1.0.1
purl pkg:gem/cgi@0.1.0.1
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-exq5-cnrm-3uhd
1
vulnerability VCID-h4mf-99f4-9bdw
resource_url http://public2.vulnerablecode.io/packages/pkg:gem/cgi@0.1.0.1
1
url pkg:gem/cgi@0.2.1
purl pkg:gem/cgi@0.2.1
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vulnerability VCID-1vp9-6q85-5ffv
1
vulnerability VCID-9g2w-sc9w-eyce
2
vulnerability VCID-exq5-cnrm-3uhd
3
vulnerability VCID-gfjn-m9zp-57c5
4
vulnerability VCID-h4mf-99f4-9bdw
resource_url http://public2.vulnerablecode.io/packages/pkg:gem/cgi@0.2.1
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url pkg:gem/cgi@0.3.1
purl pkg:gem/cgi@0.3.1
is_vulnerable true
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0
vulnerability VCID-9g2w-sc9w-eyce
1
vulnerability VCID-exq5-cnrm-3uhd
2
vulnerability VCID-gfjn-m9zp-57c5
3
vulnerability VCID-h4mf-99f4-9bdw
resource_url http://public2.vulnerablecode.io/packages/pkg:gem/cgi@0.3.1
3
url pkg:gem/cgi@0.3.2
purl pkg:gem/cgi@0.3.2
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-9g2w-sc9w-eyce
1
vulnerability VCID-exq5-cnrm-3uhd
2
vulnerability VCID-h4mf-99f4-9bdw
resource_url http://public2.vulnerablecode.io/packages/pkg:gem/cgi@0.3.2
aliases CVE-2021-41816, GHSA-5cqm-crxm-6qpv, GMS-2021-17
risk_score 4.5
exploitability 0.5
weighted_severity 9.0
resource_url http://public2.vulnerablecode.io/vulnerabilities/VCID-gfjn-m9zp-57c5
Risk_score4.0
Resource_urlhttp://public2.vulnerablecode.io/packages/pkg:gem/cgi@0.3.2