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Vulnerability details: VCID-ss8g-f4qz-euhb
Vulnerability ID VCID-ss8g-f4qz-euhb
Aliases CVE-2015-7809
GHSA-xw83-pwrm-9j74
Summary Twig remote code execution in templates The `displayBlock` function `Template.php` in Sensio Labs Twig before 1.20.0, when Sandbox mode is enabled, allows remote attackers to execute arbitrary code via the `_self` variable in a template.
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
cvssv3.1 8.1 http://openwall.com/lists/oss-security/2015/08/21/3
generic_textual HIGH http://openwall.com/lists/oss-security/2015/08/21/3
cvssv3.1 8.1 http://openwall.com/lists/oss-security/2015/10/11/2
generic_textual HIGH http://openwall.com/lists/oss-security/2015/10/11/2
epss 0.02041 https://api.first.org/data/v1/epss?cve=CVE-2015-7809
cvssv3.1 8.1 https://github.com/FriendsOfPHP/security-advisories/blob/master/twig/twig/CVE-2015-7809.yaml
generic_textual HIGH https://github.com/FriendsOfPHP/security-advisories/blob/master/twig/twig/CVE-2015-7809.yaml
cvssv3.1 8.1 https://github.com/twigphp/Twig
generic_textual HIGH https://github.com/twigphp/Twig
cvssv3.1 8.1 https://github.com/twigphp/Twig/commit/30be07759a3de2558da5224f127d052ecf492e8f
generic_textual HIGH https://github.com/twigphp/Twig/commit/30be07759a3de2558da5224f127d052ecf492e8f
cvssv3.1 8.1 https://github.com/twigphp/Twig/pull/1759
generic_textual HIGH https://github.com/twigphp/Twig/pull/1759
cvssv3.1 8.1 https://nvd.nist.gov/vuln/detail/CVE-2015-7809
generic_textual HIGH https://nvd.nist.gov/vuln/detail/CVE-2015-7809
cvssv3.1 8.1 https://symfony.com/blog/security-release-twig-1-20-0
generic_textual HIGH https://symfony.com/blog/security-release-twig-1-20-0
cvssv3.1 8.1 http://symfony.com/blog/security-release-twig-1-20-0
generic_textual HIGH http://symfony.com/blog/security-release-twig-1-20-0
cvssv3.1 8.1 http://www.debian.org/security/2015/dsa-3343
generic_textual HIGH http://www.debian.org/security/2015/dsa-3343
Reference id Reference type URL
http://openwall.com/lists/oss-security/2015/08/21/3
http://openwall.com/lists/oss-security/2015/10/11/2
https://api.first.org/data/v1/epss?cve=CVE-2015-7809
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7809
https://github.com/FriendsOfPHP/security-advisories/blob/master/twig/twig/CVE-2015-7809.yaml
https://github.com/twigphp/Twig
https://github.com/twigphp/Twig/commit/30be07759a3de2558da5224f127d052ecf492e8f
https://github.com/twigphp/Twig/pull/1759
https://nvd.nist.gov/vuln/detail/CVE-2015-7809
https://symfony.com/blog/security-release-twig-1-20-0
http://symfony.com/blog/security-release-twig-1-20-0
http://www.debian.org/security/2015/dsa-3343
GHSA-xw83-pwrm-9j74 https://github.com/advisories/GHSA-xw83-pwrm-9j74
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Found at http://openwall.com/lists/oss-security/2015/08/21/3
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:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Found at http://openwall.com/lists/oss-security/2015/10/11/2
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:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/FriendsOfPHP/security-advisories/blob/master/twig/twig/CVE-2015-7809.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:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/twigphp/Twig
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:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/twigphp/Twig/commit/30be07759a3de2558da5224f127d052ecf492e8f
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:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/twigphp/Twig/pull/1759
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:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2015-7809
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:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://symfony.com/blog/security-release-twig-1-20-0
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:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Found at http://symfony.com/blog/security-release-twig-1-20-0
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:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Found at http://www.debian.org/security/2015/dsa-3343
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 0.83
EPSS Score 0.02041
Published At June 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-01T12:29:21.748014+00:00 GithubOSV Importer Import https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-xw83-pwrm-9j74/GHSA-xw83-pwrm-9j74.json 36.1.3