Django REST framework

Vulnerability Instance

Lookup for vulnerabilities affecting packages.

Vulnerability_idVCID-8zyc-vw5k-wqaw
Summary
sparklemotion nokogiri hashmap.c hashmap_get_with_hash heap-based overflow
### Withdrawn Advisory

This advisory has been withdrawn because the affected code was never included in a release. This link has been maintained to preserve external references.

### Original Description

A vulnerability was found in sparklemotion nokogiri c29c920907366cb74af13b4dc2230e9c9e23b833. It has been classified as problematic. This affects the function hashmap_get_with_hash of the file gumbo-parser/src/hashmap.c. The manipulation leads to heap-based buffer overflow. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. The real existence of this vulnerability is still doubted at the moment. The patch is named ada4708e5a67114402cd3feb70a4e1d1d7cf773a. It is recommended to apply a patch to fix this issue. The project maintainer explains that the affected code was merged into the main branch but the commit never appeared in an official release.
Aliases
0
alias CVE-2025-6494
1
alias GHSA-jc9r-qcgw-fxq9
Fixed_packages
0
url pkg:deb/debian/ruby-nokogiri@0?distro=trixie
purl pkg:deb/debian/ruby-nokogiri@0?distro=trixie
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/ruby-nokogiri@0%3Fdistro=trixie
1
url pkg:deb/debian/ruby-nokogiri@1.11.1%2Bdfsg-2?distro=trixie
purl pkg:deb/debian/ruby-nokogiri@1.11.1%2Bdfsg-2?distro=trixie
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-snr1-kaug-43aa
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/ruby-nokogiri@1.11.1%252Bdfsg-2%3Fdistro=trixie
2
url pkg:deb/debian/ruby-nokogiri@1.13.10%2Bdfsg-2?distro=trixie
purl pkg:deb/debian/ruby-nokogiri@1.13.10%2Bdfsg-2?distro=trixie
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/ruby-nokogiri@1.13.10%252Bdfsg-2%3Fdistro=trixie
3
url pkg:deb/debian/ruby-nokogiri@1.18.2%2Bdfsg-1?distro=trixie
purl pkg:deb/debian/ruby-nokogiri@1.18.2%2Bdfsg-1?distro=trixie
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/ruby-nokogiri@1.18.2%252Bdfsg-1%3Fdistro=trixie
4
url pkg:deb/debian/ruby-nokogiri@1.19.1%2Bdfsg-1?distro=trixie
purl pkg:deb/debian/ruby-nokogiri@1.19.1%2Bdfsg-1?distro=trixie
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/ruby-nokogiri@1.19.1%252Bdfsg-1%3Fdistro=trixie
Affected_packages
0
url pkg:gem/nokogiri@0
purl pkg:gem/nokogiri@0
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-8zyc-vw5k-wqaw
1
vulnerability VCID-qj6u-xryx-s3ev
resource_url http://public2.vulnerablecode.io/packages/pkg:gem/nokogiri@0
References
0
reference_url https://api.first.org/data/v1/epss?cve=CVE-2025-6494
reference_id
reference_type
scores
0
value 0.00026
scoring_system epss
scoring_elements 0.07307
published_at 2026-04-07T12:55:00Z
1
value 0.00026
scoring_system epss
scoring_elements 0.07456
published_at 2026-04-09T12:55:00Z
2
value 0.00026
scoring_system epss
scoring_elements 0.07432
published_at 2026-04-08T12:55:00Z
3
value 0.00026
scoring_system epss
scoring_elements 0.07325
published_at 2026-04-04T12:55:00Z
4
value 0.00026
scoring_system epss
scoring_elements 0.07284
published_at 2026-04-02T12:55:00Z
5
value 0.00026
scoring_system epss
scoring_elements 0.07346
published_at 2026-04-16T12:55:00Z
6
value 0.00026
scoring_system epss
scoring_elements 0.07418
published_at 2026-04-13T12:55:00Z
7
value 0.00026
scoring_system epss
scoring_elements 0.07429
published_at 2026-04-12T12:55:00Z
8
value 0.00026
scoring_system epss
scoring_elements 0.07442
published_at 2026-04-11T12:55:00Z
9
value 0.00071
scoring_system epss
scoring_elements 0.21675
published_at 2026-04-18T12:55:00Z
10
value 0.00071
scoring_system epss
scoring_elements 0.21644
published_at 2026-04-21T12:55:00Z
url https://api.first.org/data/v1/epss?cve=CVE-2025-6494
1
reference_url https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
reference_id
reference_type
scores
0
value 3.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
url https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
2
reference_url https://github.com/sparklemotion/nokogiri
reference_id
reference_type
scores
0
value 3.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
1
value 1.9
scoring_system cvssv4
scoring_elements CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
2
value LOW
scoring_system generic_textual
scoring_elements
url https://github.com/sparklemotion/nokogiri
3
reference_url https://github.com/sparklemotion/nokogiri/commit/ada4708e5a67114402cd3feb70a4e1d1d7cf773a
reference_id
reference_type
scores
0
value 1.7
scoring_system cvssv2
scoring_elements AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C
1
value 3.3
scoring_system cvssv3
scoring_elements CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
2
value 3.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
3
value 3.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
4
value 1.9
scoring_system cvssv4
scoring_elements CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
5
value 4.8
scoring_system cvssv4
scoring_elements CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
6
value LOW
scoring_system generic_textual
scoring_elements
7
value Track
scoring_system ssvc
scoring_elements SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-06-23T15:08:50Z/
url https://github.com/sparklemotion/nokogiri/commit/ada4708e5a67114402cd3feb70a4e1d1d7cf773a
4
reference_url https://github.com/sparklemotion/nokogiri/issues/3508
reference_id
reference_type
scores
0
value 1.7
scoring_system cvssv2
scoring_elements AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C
1
value 3.3
scoring_system cvssv3
scoring_elements CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
2
value 3.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
3
value 3.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
4
value 1.9
scoring_system cvssv4
scoring_elements CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
5
value 4.8
scoring_system cvssv4
scoring_elements CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
6
value LOW
scoring_system generic_textual
scoring_elements
7
value Track
scoring_system ssvc
scoring_elements SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-06-23T15:08:50Z/
url https://github.com/sparklemotion/nokogiri/issues/3508
5
reference_url https://github.com/sparklemotion/nokogiri/pull/3524
reference_id
reference_type
scores
0
value 1.7
scoring_system cvssv2
scoring_elements AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C
1
value 3.3
scoring_system cvssv3
scoring_elements CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
2
value 3.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
3
value 3.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
4
value 1.9
scoring_system cvssv4
scoring_elements CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
5
value 4.8
scoring_system cvssv4
scoring_elements CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
6
value LOW
scoring_system generic_textual
scoring_elements
7
value Track
scoring_system ssvc
scoring_elements SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-06-23T15:08:50Z/
url https://github.com/sparklemotion/nokogiri/pull/3524
6
reference_url https://github.com/user-attachments/files/19825279/nokogiri_crash_2.txt
reference_id
reference_type
scores
0
value 1.7
scoring_system cvssv2
scoring_elements AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C
1
value 3.3
scoring_system cvssv3
scoring_elements CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
2
value 3.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
3
value 3.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
4
value 1.9
scoring_system cvssv4
scoring_elements CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
5
value 4.8
scoring_system cvssv4
scoring_elements CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
6
value LOW
scoring_system generic_textual
scoring_elements
7
value Track
scoring_system ssvc
scoring_elements SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-06-23T15:08:50Z/
url https://github.com/user-attachments/files/19825279/nokogiri_crash_2.txt
7
reference_url https://nvd.nist.gov/vuln/detail/CVE-2025-6494
reference_id
reference_type
scores
0
value 3.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
1
value 1.9
scoring_system cvssv4
scoring_elements CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
2
value LOW
scoring_system generic_textual
scoring_elements
url https://nvd.nist.gov/vuln/detail/CVE-2025-6494
8
reference_url https://vuldb.com/?ctiid.313611
reference_id
reference_type
scores
0
value 1.7
scoring_system cvssv2
scoring_elements AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C
1
value 3.3
scoring_system cvssv3
scoring_elements CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
2
value 3.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
3
value 3.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
4
value 1.9
scoring_system cvssv4
scoring_elements CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
5
value 4.8
scoring_system cvssv4
scoring_elements CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
6
value LOW
scoring_system generic_textual
scoring_elements
7
value Track
scoring_system ssvc
scoring_elements SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-06-23T15:08:50Z/
url https://vuldb.com/?ctiid.313611
9
reference_url https://vuldb.com/?id.313611
reference_id
reference_type
scores
0
value 1.7
scoring_system cvssv2
scoring_elements AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C
1
value 3.3
scoring_system cvssv3
scoring_elements CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
2
value 3.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
3
value 3.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
4
value 1.9
scoring_system cvssv4
scoring_elements CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
5
value 4.8
scoring_system cvssv4
scoring_elements CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
6
value LOW
scoring_system generic_textual
scoring_elements
7
value Track
scoring_system ssvc
scoring_elements SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-06-23T15:08:50Z/
url https://vuldb.com/?id.313611
10
reference_url https://vuldb.com/?submit.601006
reference_id
reference_type
scores
0
value 1.7
scoring_system cvssv2
scoring_elements AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C
1
value 3.3
scoring_system cvssv3
scoring_elements CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
2
value 3.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
3
value 3.3
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
4
value 1.9
scoring_system cvssv4
scoring_elements CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
5
value 4.8
scoring_system cvssv4
scoring_elements CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
6
value LOW
scoring_system generic_textual
scoring_elements
7
value Track
scoring_system ssvc
scoring_elements SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-06-23T15:08:50Z/
url https://vuldb.com/?submit.601006
11
reference_url https://github.com/advisories/GHSA-jc9r-qcgw-fxq9
reference_id GHSA-jc9r-qcgw-fxq9
reference_type
scores
0
value LOW
scoring_system cvssv3.1_qr
scoring_elements
url https://github.com/advisories/GHSA-jc9r-qcgw-fxq9
Weaknesses
0
cwe_id 119
name Improper Restriction of Operations within the Bounds of a Memory Buffer
description The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.
1
cwe_id 937
name OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
description Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2013.
2
cwe_id 1035
name OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
description Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2017.
3
cwe_id 122
name Heap-based Buffer Overflow
description A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
Exploits
Severity_range_score0.1 - 4.8
Exploitability0.5
Weighted_severity4.3
Risk_score2.1
Resource_urlhttp://public2.vulnerablecode.io/vulnerabilities/VCID-8zyc-vw5k-wqaw