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Vulnerability details: VCID-t2dx-5us4-mkf1
Vulnerability ID VCID-t2dx-5us4-mkf1
Aliases CVE-2017-16653
GHSA-92x6-h2gr-8gxq
Summary Cross-Site Request Forgery (CSRF) The current implementation of CSRF protection in Symfony does not use different tokens for HTTP and HTTPS.
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-352 Cross-Site Request Forgery (CSRF)
System Score Found at
epss 0.00325 https://api.first.org/data/v1/epss?cve=CVE-2017-16653
epss 0.00325 https://api.first.org/data/v1/epss?cve=CVE-2017-16653
epss 0.00325 https://api.first.org/data/v1/epss?cve=CVE-2017-16653
epss 0.00325 https://api.first.org/data/v1/epss?cve=CVE-2017-16653
epss 0.00325 https://api.first.org/data/v1/epss?cve=CVE-2017-16653
epss 0.00325 https://api.first.org/data/v1/epss?cve=CVE-2017-16653
epss 0.00325 https://api.first.org/data/v1/epss?cve=CVE-2017-16653
epss 0.00325 https://api.first.org/data/v1/epss?cve=CVE-2017-16653
epss 0.00325 https://api.first.org/data/v1/epss?cve=CVE-2017-16653
epss 0.00325 https://api.first.org/data/v1/epss?cve=CVE-2017-16653
epss 0.00325 https://api.first.org/data/v1/epss?cve=CVE-2017-16653
epss 0.00325 https://api.first.org/data/v1/epss?cve=CVE-2017-16653
epss 0.00325 https://api.first.org/data/v1/epss?cve=CVE-2017-16653
epss 0.00325 https://api.first.org/data/v1/epss?cve=CVE-2017-16653
epss 0.00325 https://api.first.org/data/v1/epss?cve=CVE-2017-16653
cvssv3.1_qr MODERATE https://github.com/advisories/GHSA-92x6-h2gr-8gxq
cvssv3.1 5.9 https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security-csrf/CVE-2017-16653.yaml
generic_textual MODERATE https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security-csrf/CVE-2017-16653.yaml
cvssv3.1 5.9 https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security/CVE-2017-16653.yaml
generic_textual MODERATE https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security/CVE-2017-16653.yaml
cvssv3.1 5.9 https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/symfony/CVE-2017-16653.yaml
generic_textual MODERATE https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/symfony/CVE-2017-16653.yaml
cvssv3.1 5.9 https://github.com/symfony/symfony
generic_textual MODERATE https://github.com/symfony/symfony
cvssv3.1 5.9 https://github.com/symfony/symfony/commit/b4dbdd7cd8732483d585eacff3428c16b07ad15e
generic_textual MODERATE https://github.com/symfony/symfony/commit/b4dbdd7cd8732483d585eacff3428c16b07ad15e
cvssv3.1 5.9 https://github.com/symfony/symfony/pull/24992
generic_textual MODERATE https://github.com/symfony/symfony/pull/24992
cvssv3.1 5.9 https://nvd.nist.gov/vuln/detail/CVE-2017-16653
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2017-16653
cvssv3.1 5.9 https://symfony.com/blog/cve-2017-16653-csrf-protection-does-not-use-different-tokens-for-http-and-https
generic_textual MODERATE https://symfony.com/blog/cve-2017-16653-csrf-protection-does-not-use-different-tokens-for-http-and-https
cvssv3.1 5.9 https://symfony.com/cve-2017-16653
generic_textual MODERATE https://symfony.com/cve-2017-16653
cvssv3.1 5.9 https://www.debian.org/security/2018/dsa-4262
generic_textual MODERATE https://www.debian.org/security/2018/dsa-4262
Reference id Reference type URL
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-16653
https://api.first.org/data/v1/epss?cve=CVE-2017-16653
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2403
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-16652
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-16653
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-16654
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-16790
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-11385
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-11386
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-11406
https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security-csrf/CVE-2017-16653.yaml
https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security/CVE-2017-16653.yaml
https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/symfony/CVE-2017-16653.yaml
https://github.com/symfony/symfony
https://github.com/symfony/symfony/commit/b4dbdd7cd8732483d585eacff3428c16b07ad15e
https://github.com/symfony/symfony/pull/24992
https://symfony.com/blog/cve-2017-16653-csrf-protection-does-not-use-different-tokens-for-http-and-https
https://www.debian.org/security/2018/dsa-4262
CVE-2017-16653 https://nvd.nist.gov/vuln/detail/CVE-2017-16653
CVE-2017-16653 https://symfony.com/cve-2017-16653
GHSA-92x6-h2gr-8gxq https://github.com/advisories/GHSA-92x6-h2gr-8gxq
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security-csrf/CVE-2017-16653.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security/CVE-2017-16653.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/symfony/CVE-2017-16653.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://github.com/symfony/symfony
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://github.com/symfony/symfony/commit/b4dbdd7cd8732483d585eacff3428c16b07ad15e
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://github.com/symfony/symfony/pull/24992
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2017-16653
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://symfony.com/blog/cve-2017-16653-csrf-protection-does-not-use-different-tokens-for-http-and-https
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://symfony.com/cve-2017-16653
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://www.debian.org/security/2018/dsa-4262
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.55414
EPSS Score 0.00325
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T12:47:54.995814+00:00 GitLab Importer Import https://gitlab.com/gitlab-org/advisories-community/-/blob/main/packagist/symfony/symfony/CVE-2017-16653.yml 38.0.0