Lookup for vulnerabilities affecting packages.

Vulnerability_idVCID-m98a-mcyb-c7fm
SummaryRack is a modular Ruby web server interface. Prior to versions 2.2.23, 3.1.21, and 3.2.6, Rack::Static#applicable_rules evaluates several header_rules types against the raw URL-encoded PATH_INFO, while the underlying file-serving path is decoded before the file is served. As a result, a request for a URL-encoded variant of a static path can serve the same file without the headers that header_rules were intended to apply. In deployments that rely on Rack::Static to attach security-relevant response headers to static content, this can allow an attacker to bypass those headers by requesting an encoded form of the path. This issue has been patched in versions 2.2.23, 3.1.21, and 3.2.6.
Aliases
0
alias CVE-2026-34786
1
alias GHSA-q4qf-9j86-f5mh
Fixed_packages
0
url pkg:deb/debian/ruby-rack@2.2.22-0%2Bdeb12u1
purl pkg:deb/debian/ruby-rack@2.2.22-0%2Bdeb12u1
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/ruby-rack@2.2.22-0%252Bdeb12u1
1
url pkg:deb/debian/ruby-rack@3.1.20-0%2Bdeb13u1
purl pkg:deb/debian/ruby-rack@3.1.20-0%2Bdeb13u1
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/ruby-rack@3.1.20-0%252Bdeb13u1
2
url pkg:deb/debian/ruby-rack@3.2.6-2?distro=trixie
purl pkg:deb/debian/ruby-rack@3.2.6-2?distro=trixie
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/ruby-rack@3.2.6-2%3Fdistro=trixie
3
url pkg:deb/debian/ruby-rack@3.2.6-2
purl pkg:deb/debian/ruby-rack@3.2.6-2
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/ruby-rack@3.2.6-2
4
url pkg:gem/rack@2.2.23
purl pkg:gem/rack@2.2.23
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:gem/rack@2.2.23
5
url pkg:gem/rack@3.1.21
purl pkg:gem/rack@3.1.21
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:gem/rack@3.1.21
6
url pkg:gem/rack@3.2.6
purl pkg:gem/rack@3.2.6
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:gem/rack@3.2.6
Affected_packages
0
url pkg:deb/debian/ruby-rack@2.1.4-3%2Bdeb11u2?distro=trixie
purl pkg:deb/debian/ruby-rack@2.1.4-3%2Bdeb11u2?distro=trixie
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-1j61-5e8x-7fbd
1
vulnerability VCID-2p73-rc9t-rudb
2
vulnerability VCID-2qba-a6bp-ryak
3
vulnerability VCID-5twm-pqc2-xyfn
4
vulnerability VCID-dh75-6jyw-1ke2
5
vulnerability VCID-j34j-bgfd-8fez
6
vulnerability VCID-jg77-mm5c-gydu
7
vulnerability VCID-m98a-mcyb-c7fm
8
vulnerability VCID-metf-cghw-p3b5
9
vulnerability VCID-p3dk-p1gb-kkem
10
vulnerability VCID-pbu7-4hdm-s3a6
11
vulnerability VCID-pnz8-yes1-pfc7
12
vulnerability VCID-wvs1-dhwp-ebat
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/ruby-rack@2.1.4-3%252Bdeb11u2%3Fdistro=trixie
1
url pkg:deb/debian/ruby-rack@2.1.4-3%2Bdeb11u2
purl pkg:deb/debian/ruby-rack@2.1.4-3%2Bdeb11u2
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-1j61-5e8x-7fbd
1
vulnerability VCID-2p73-rc9t-rudb
2
vulnerability VCID-2qba-a6bp-ryak
3
vulnerability VCID-47ja-djzb-2bbw
4
vulnerability VCID-5twm-pqc2-xyfn
5
vulnerability VCID-7p12-ejdu-uqgy
6
vulnerability VCID-9rpp-9xss-duf6
7
vulnerability VCID-azu5-jcmd-3ufx
8
vulnerability VCID-c5sc-7qnn-mkb9
9
vulnerability VCID-d58r-22kr-9bct
10
vulnerability VCID-dh75-6jyw-1ke2
11
vulnerability VCID-gdhf-e8q1-kbat
12
vulnerability VCID-j34j-bgfd-8fez
13
vulnerability VCID-jg77-mm5c-gydu
14
vulnerability VCID-m98a-mcyb-c7fm
15
vulnerability VCID-metf-cghw-p3b5
16
vulnerability VCID-npag-sz7d-v7b6
17
vulnerability VCID-p3dk-p1gb-kkem
18
vulnerability VCID-pbu7-4hdm-s3a6
19
vulnerability VCID-pnz8-yes1-pfc7
20
vulnerability VCID-s971-gkdg-jkhc
21
vulnerability VCID-skxv-7he3-xqgc
22
vulnerability VCID-w732-52bx-2qf8
23
vulnerability VCID-wt7k-s1yd-nke6
24
vulnerability VCID-wvs1-dhwp-ebat
25
vulnerability VCID-xazq-qrm1-9ff6
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/ruby-rack@2.1.4-3%252Bdeb11u2
2
url pkg:deb/debian/ruby-rack@2.2.20-0%2Bdeb12u1
purl pkg:deb/debian/ruby-rack@2.2.20-0%2Bdeb12u1
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-1j61-5e8x-7fbd
1
vulnerability VCID-2p73-rc9t-rudb
2
vulnerability VCID-2qba-a6bp-ryak
3
vulnerability VCID-5twm-pqc2-xyfn
4
vulnerability VCID-dh75-6jyw-1ke2
5
vulnerability VCID-j34j-bgfd-8fez
6
vulnerability VCID-jg77-mm5c-gydu
7
vulnerability VCID-m98a-mcyb-c7fm
8
vulnerability VCID-metf-cghw-p3b5
9
vulnerability VCID-p3dk-p1gb-kkem
10
vulnerability VCID-pbu7-4hdm-s3a6
11
vulnerability VCID-pnz8-yes1-pfc7
12
vulnerability VCID-wvs1-dhwp-ebat
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/ruby-rack@2.2.20-0%252Bdeb12u1
3
url pkg:deb/debian/ruby-rack@2.2.20-0%2Bdeb12u1?distro=trixie
purl pkg:deb/debian/ruby-rack@2.2.20-0%2Bdeb12u1?distro=trixie
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-1j61-5e8x-7fbd
1
vulnerability VCID-2p73-rc9t-rudb
2
vulnerability VCID-2qba-a6bp-ryak
3
vulnerability VCID-5twm-pqc2-xyfn
4
vulnerability VCID-dh75-6jyw-1ke2
5
vulnerability VCID-j34j-bgfd-8fez
6
vulnerability VCID-jg77-mm5c-gydu
7
vulnerability VCID-m98a-mcyb-c7fm
8
vulnerability VCID-metf-cghw-p3b5
9
vulnerability VCID-p3dk-p1gb-kkem
10
vulnerability VCID-pbu7-4hdm-s3a6
11
vulnerability VCID-pnz8-yes1-pfc7
12
vulnerability VCID-wvs1-dhwp-ebat
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/ruby-rack@2.2.20-0%252Bdeb12u1%3Fdistro=trixie
4
url pkg:deb/debian/ruby-rack@3.1.18-1~deb13u1?distro=trixie
purl pkg:deb/debian/ruby-rack@3.1.18-1~deb13u1?distro=trixie
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-1j61-5e8x-7fbd
1
vulnerability VCID-2p73-rc9t-rudb
2
vulnerability VCID-2qba-a6bp-ryak
3
vulnerability VCID-5twm-pqc2-xyfn
4
vulnerability VCID-dh75-6jyw-1ke2
5
vulnerability VCID-j34j-bgfd-8fez
6
vulnerability VCID-jg77-mm5c-gydu
7
vulnerability VCID-m98a-mcyb-c7fm
8
vulnerability VCID-metf-cghw-p3b5
9
vulnerability VCID-p3dk-p1gb-kkem
10
vulnerability VCID-pbu7-4hdm-s3a6
11
vulnerability VCID-pnz8-yes1-pfc7
12
vulnerability VCID-wvs1-dhwp-ebat
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/ruby-rack@3.1.18-1~deb13u1%3Fdistro=trixie
5
url pkg:deb/debian/ruby-rack@3.1.18-1~deb13u1
purl pkg:deb/debian/ruby-rack@3.1.18-1~deb13u1
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-1j61-5e8x-7fbd
1
vulnerability VCID-2p73-rc9t-rudb
2
vulnerability VCID-2qba-a6bp-ryak
3
vulnerability VCID-5twm-pqc2-xyfn
4
vulnerability VCID-dh75-6jyw-1ke2
5
vulnerability VCID-j34j-bgfd-8fez
6
vulnerability VCID-jg77-mm5c-gydu
7
vulnerability VCID-m98a-mcyb-c7fm
8
vulnerability VCID-metf-cghw-p3b5
9
vulnerability VCID-p3dk-p1gb-kkem
10
vulnerability VCID-pbu7-4hdm-s3a6
11
vulnerability VCID-pnz8-yes1-pfc7
12
vulnerability VCID-wvs1-dhwp-ebat
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/ruby-rack@3.1.18-1~deb13u1
6
url pkg:deb/debian/ruby-rack@3.2.5-2
purl pkg:deb/debian/ruby-rack@3.2.5-2
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-1j61-5e8x-7fbd
1
vulnerability VCID-2p73-rc9t-rudb
2
vulnerability VCID-2qba-a6bp-ryak
3
vulnerability VCID-5twm-pqc2-xyfn
4
vulnerability VCID-dh75-6jyw-1ke2
5
vulnerability VCID-j34j-bgfd-8fez
6
vulnerability VCID-jg77-mm5c-gydu
7
vulnerability VCID-m98a-mcyb-c7fm
8
vulnerability VCID-metf-cghw-p3b5
9
vulnerability VCID-p3dk-p1gb-kkem
10
vulnerability VCID-pbu7-4hdm-s3a6
11
vulnerability VCID-pnz8-yes1-pfc7
12
vulnerability VCID-wvs1-dhwp-ebat
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/ruby-rack@3.2.5-2
7
url pkg:deb/debian/ruby-rack@3.2.5-2?distro=trixie
purl pkg:deb/debian/ruby-rack@3.2.5-2?distro=trixie
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-1j61-5e8x-7fbd
1
vulnerability VCID-2p73-rc9t-rudb
2
vulnerability VCID-2qba-a6bp-ryak
3
vulnerability VCID-5twm-pqc2-xyfn
4
vulnerability VCID-dh75-6jyw-1ke2
5
vulnerability VCID-j34j-bgfd-8fez
6
vulnerability VCID-jg77-mm5c-gydu
7
vulnerability VCID-m98a-mcyb-c7fm
8
vulnerability VCID-metf-cghw-p3b5
9
vulnerability VCID-p3dk-p1gb-kkem
10
vulnerability VCID-pbu7-4hdm-s3a6
11
vulnerability VCID-pnz8-yes1-pfc7
12
vulnerability VCID-wvs1-dhwp-ebat
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/ruby-rack@3.2.5-2%3Fdistro=trixie
8
url pkg:gem/rack@3.0.0.beta1
purl pkg:gem/rack@3.0.0.beta1
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-1j61-5e8x-7fbd
1
vulnerability VCID-2p73-rc9t-rudb
2
vulnerability VCID-2qba-a6bp-ryak
3
vulnerability VCID-5twm-pqc2-xyfn
4
vulnerability VCID-7p12-ejdu-uqgy
5
vulnerability VCID-7wvj-9h3p-23am
6
vulnerability VCID-9rpp-9xss-duf6
7
vulnerability VCID-arac-j5h5-zkcu
8
vulnerability VCID-azu5-jcmd-3ufx
9
vulnerability VCID-c21j-snf1-d3cb
10
vulnerability VCID-c5sc-7qnn-mkb9
11
vulnerability VCID-d58r-22kr-9bct
12
vulnerability VCID-dh75-6jyw-1ke2
13
vulnerability VCID-gtzk-m9rm-57hw
14
vulnerability VCID-j34j-bgfd-8fez
15
vulnerability VCID-jg77-mm5c-gydu
16
vulnerability VCID-m98a-mcyb-c7fm
17
vulnerability VCID-metf-cghw-p3b5
18
vulnerability VCID-npag-sz7d-v7b6
19
vulnerability VCID-p3dk-p1gb-kkem
20
vulnerability VCID-pbu7-4hdm-s3a6
21
vulnerability VCID-s971-gkdg-jkhc
22
vulnerability VCID-skxv-7he3-xqgc
23
vulnerability VCID-vkrw-y1j6-6fe7
24
vulnerability VCID-wvs1-dhwp-ebat
25
vulnerability VCID-xkah-9nv9-wufd
resource_url http://public2.vulnerablecode.io/packages/pkg:gem/rack@3.0.0.beta1
9
url pkg:gem/rack@3.2.0
purl pkg:gem/rack@3.2.0
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-1j61-5e8x-7fbd
1
vulnerability VCID-2p73-rc9t-rudb
2
vulnerability VCID-2qba-a6bp-ryak
3
vulnerability VCID-5twm-pqc2-xyfn
4
vulnerability VCID-9rpp-9xss-duf6
5
vulnerability VCID-azu5-jcmd-3ufx
6
vulnerability VCID-c5sc-7qnn-mkb9
7
vulnerability VCID-d58r-22kr-9bct
8
vulnerability VCID-dh75-6jyw-1ke2
9
vulnerability VCID-j34j-bgfd-8fez
10
vulnerability VCID-jg77-mm5c-gydu
11
vulnerability VCID-m98a-mcyb-c7fm
12
vulnerability VCID-metf-cghw-p3b5
13
vulnerability VCID-npag-sz7d-v7b6
14
vulnerability VCID-p3dk-p1gb-kkem
15
vulnerability VCID-pbu7-4hdm-s3a6
16
vulnerability VCID-pnz8-yes1-pfc7
17
vulnerability VCID-s971-gkdg-jkhc
18
vulnerability VCID-skxv-7he3-xqgc
19
vulnerability VCID-wvs1-dhwp-ebat
resource_url http://public2.vulnerablecode.io/packages/pkg:gem/rack@3.2.0
References
0
reference_url https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-34786.json
reference_id
reference_type
scores
0
value 6.5
scoring_system cvssv3
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
url https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-34786.json
1
reference_url https://api.first.org/data/v1/epss?cve=CVE-2026-34786
reference_id
reference_type
scores
0
value 0.00029
scoring_system epss
scoring_elements 0.08219
published_at 2026-04-04T12:55:00Z
1
value 0.00029
scoring_system epss
scoring_elements 0.08165
published_at 2026-04-07T12:55:00Z
2
value 0.00038
scoring_system epss
scoring_elements 0.11407
published_at 2026-04-12T12:55:00Z
3
value 0.00038
scoring_system epss
scoring_elements 0.1144
published_at 2026-04-11T12:55:00Z
4
value 0.00038
scoring_system epss
scoring_elements 0.11434
published_at 2026-04-09T12:55:00Z
5
value 0.00038
scoring_system epss
scoring_elements 0.11376
published_at 2026-04-08T12:55:00Z
6
value 0.00038
scoring_system epss
scoring_elements 0.11236
published_at 2026-04-16T12:55:00Z
7
value 0.00038
scoring_system epss
scoring_elements 0.11377
published_at 2026-04-13T12:55:00Z
8
value 0.0004
scoring_system epss
scoring_elements 0.12015
published_at 2026-04-18T12:55:00Z
url https://api.first.org/data/v1/epss?cve=CVE-2026-34786
2
reference_url https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-34786
reference_id
reference_type
scores
url https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-34786
3
reference_url https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
reference_id
reference_type
scores
0
value 5.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
url https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
4
reference_url https://github.com/rack/rack
reference_id
reference_type
scores
0
value 5.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
1
value MODERATE
scoring_system generic_textual
scoring_elements
url https://github.com/rack/rack
5
reference_url https://github.com/rack/rack/security/advisories/GHSA-q4qf-9j86-f5mh
reference_id
reference_type
scores
0
value 5.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
1
value MODERATE
scoring_system cvssv3.1_qr
scoring_elements
2
value MODERATE
scoring_system generic_textual
scoring_elements
3
value Track
scoring_system ssvc
scoring_elements SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-04-03T17:37:20Z/
url https://github.com/rack/rack/security/advisories/GHSA-q4qf-9j86-f5mh
6
reference_url https://nvd.nist.gov/vuln/detail/CVE-2026-34786
reference_id
reference_type
scores
0
value 5.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
1
value MODERATE
scoring_system generic_textual
scoring_elements
url https://nvd.nist.gov/vuln/detail/CVE-2026-34786
7
reference_url https://bugzilla.redhat.com/show_bug.cgi?id=2454507
reference_id 2454507
reference_type
scores
url https://bugzilla.redhat.com/show_bug.cgi?id=2454507
8
reference_url https://github.com/advisories/GHSA-q4qf-9j86-f5mh
reference_id GHSA-q4qf-9j86-f5mh
reference_type
scores
0
value MODERATE
scoring_system cvssv3.1_qr
scoring_elements
url https://github.com/advisories/GHSA-q4qf-9j86-f5mh
9
reference_url https://usn.ubuntu.com/8182-1/
reference_id USN-8182-1
reference_type
scores
url https://usn.ubuntu.com/8182-1/
Weaknesses
0
cwe_id 180
name Incorrect Behavior Order: Validate Before Canonicalize
description The product validates input before it is canonicalized, which prevents the product from detecting data that becomes invalid after the canonicalization step.
1
cwe_id 179
name Incorrect Behavior Order: Early Validation
description The product validates input before applying protection mechanisms that modify the input, which could allow an attacker to bypass the validation via dangerous inputs that only arise after the modification.
Exploits
Severity_range_score4.0 - 6.9
Exploitability0.5
Weighted_severity6.2
Risk_score3.1
Resource_urlhttp://public2.vulnerablecode.io/vulnerabilities/VCID-m98a-mcyb-c7fm