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Package Instance

Lookup for vulnerable packages by Package URL.

Purlpkg:composer/symfony/http-kernel@4.2.5
Typecomposer
Namespacesymfony
Namehttp-kernel
Version4.2.5
Qualifiers
Subpath
Is_vulnerabletrue
Next_non_vulnerable_version4.2.12
Latest_non_vulnerable_version8.0.12
Affected_by_vulnerabilities
0
url VCID-jqh6-rwsw-73bs
vulnerability_id VCID-jqh6-rwsw-73bs
summary 
Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition)
The UriSigner was subjectto timing attacks.
references
0
reference_url https://api.first.org/data/v1/epss?cve=CVE-2019-18887
reference_id
reference_type
scores
0
value 0.00813
scoring_system epss
scoring_elements 0.74617
published_at 2026-06-04T12:55:00Z
url https://api.first.org/data/v1/epss?cve=CVE-2019-18887
1
reference_url https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-18887
reference_id
reference_type
scores
url https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-18887
2
reference_url https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-18888
reference_id
reference_type
scores
url https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-18888
3
reference_url https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/http-kernel/CVE-2019-18887.yaml
reference_id
reference_type
scores
0
value 8.1
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/http-kernel/CVE-2019-18887.yaml
4
reference_url https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/symfony/CVE-2019-18887.yaml
reference_id
reference_type
scores
0
value 8.1
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/symfony/CVE-2019-18887.yaml
5
reference_url https://github.com/symfony/symfony/releases/tag/v4.3.8
reference_id
reference_type
scores
0
value 8.1
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://github.com/symfony/symfony/releases/tag/v4.3.8
6
reference_url https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DZNXRVHDQBNZQUCNRVZICPPBFRAUWUJX
reference_id
reference_type
scores
0
value 8.1
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:H/PR:N/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/DZNXRVHDQBNZQUCNRVZICPPBFRAUWUJX
7
reference_url https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DZNXRVHDQBNZQUCNRVZICPPBFRAUWUJX/
reference_id
reference_type
scores
url https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DZNXRVHDQBNZQUCNRVZICPPBFRAUWUJX/
8
reference_url https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UED22BOXTL2SSFMGYKA64ZFHGLLJG3EA
reference_id
reference_type
scores
0
value 8.1
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:H/PR:N/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/UED22BOXTL2SSFMGYKA64ZFHGLLJG3EA
9
reference_url https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UED22BOXTL2SSFMGYKA64ZFHGLLJG3EA/
reference_id
reference_type
scores
url https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UED22BOXTL2SSFMGYKA64ZFHGLLJG3EA/
10
reference_url https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VXEAOEANNIVYANTMOJ42NKSU6BGNBULZ
reference_id
reference_type
scores
0
value 8.1
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:H/PR:N/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/VXEAOEANNIVYANTMOJ42NKSU6BGNBULZ
11
reference_url https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VXEAOEANNIVYANTMOJ42NKSU6BGNBULZ/
reference_id
reference_type
scores
url https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VXEAOEANNIVYANTMOJ42NKSU6BGNBULZ/
12
reference_url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DZNXRVHDQBNZQUCNRVZICPPBFRAUWUJX
reference_id
reference_type
scores
0
value 8.1
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:H/PR:N/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/DZNXRVHDQBNZQUCNRVZICPPBFRAUWUJX
13
reference_url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DZNXRVHDQBNZQUCNRVZICPPBFRAUWUJX/
reference_id
reference_type
scores
url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DZNXRVHDQBNZQUCNRVZICPPBFRAUWUJX/
14
reference_url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UED22BOXTL2SSFMGYKA64ZFHGLLJG3EA
reference_id
reference_type
scores
0
value 8.1
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:H/PR:N/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/UED22BOXTL2SSFMGYKA64ZFHGLLJG3EA
15
reference_url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UED22BOXTL2SSFMGYKA64ZFHGLLJG3EA/
reference_id
reference_type
scores
url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UED22BOXTL2SSFMGYKA64ZFHGLLJG3EA/
16
reference_url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VXEAOEANNIVYANTMOJ42NKSU6BGNBULZ
reference_id
reference_type
scores
0
value 8.1
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:H/PR:N/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/VXEAOEANNIVYANTMOJ42NKSU6BGNBULZ
17
reference_url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VXEAOEANNIVYANTMOJ42NKSU6BGNBULZ/
reference_id
reference_type
scores
url https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VXEAOEANNIVYANTMOJ42NKSU6BGNBULZ/
18
reference_url https://nvd.nist.gov/vuln/detail/CVE-2019-18887
reference_id
reference_type
scores
0
value 8.1
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:H/PR:N/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-2019-18887
19
reference_url https://symfony.com/blog/cve-2019-18887-use-constant-time-comparison-in-urisigner
reference_id
reference_type
scores
0
value 8.1
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://symfony.com/blog/cve-2019-18887-use-constant-time-comparison-in-urisigner
20
reference_url https://symfony.com/blog/symfony-4-3-8-released
reference_id
reference_type
scores
0
value 8.1
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://symfony.com/blog/symfony-4-3-8-released
21
reference_url https://symfony.com/cve-2019-18887
reference_id CVE-2019-18887
reference_type
scores
0
value 8.1
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
1
value HIGH
scoring_system generic_textual
scoring_elements
url https://symfony.com/cve-2019-18887
22
reference_url https://github.com/advisories/GHSA-q8hg-pf8v-cxrv
reference_id GHSA-q8hg-pf8v-cxrv
reference_type
scores
0
value HIGH
scoring_system cvssv3.1_qr
scoring_elements
url https://github.com/advisories/GHSA-q8hg-pf8v-cxrv
fixed_packages
0
url pkg:composer/symfony/http-kernel@4.2.12
purl pkg:composer/symfony/http-kernel@4.2.12
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:composer/symfony/http-kernel@4.2.12
1
url pkg:composer/symfony/http-kernel@4.3.8
purl pkg:composer/symfony/http-kernel@4.3.8
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:composer/symfony/http-kernel@4.3.8
aliases CVE-2019-18887, GHSA-q8hg-pf8v-cxrv
risk_score 4.0
exploitability 0.5
weighted_severity 8.0
resource_url http://public2.vulnerablecode.io/vulnerabilities/VCID-jqh6-rwsw-73bs
Fixing_vulnerabilities
Risk_score4.0
Resource_urlhttp://public2.vulnerablecode.io/packages/pkg:composer/symfony/http-kernel@4.2.5