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CVE-2013-4752

Symfony Host Header Injection vulnerability in the HttpFoundation component

6.1 MediumFix available

Symfony 2.0.X before 2.0.24, 2.1.X before 2.1.12, 2.2.X before 2.2.5, and 2.3.X before 2.3.3 have an issue in the HttpFoundation component. The Host header can be manipulated by an attacker when the framework is generating an absolute URL. A remote attacker could exploit this vulnerability to inject malicious content into the Web application page and conduct various attacks.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
Low
Integrity
Low
Availability
None

Exploit likelihood

2.31%Down 1.1 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 6.1

Symfony 2.0.X before 2.0.24, 2.1.X before 2.1.12, 2.2.X before 2.2.5, and 2.3.X before 2.3.3 have an issue in the HttpFoundation component. The Host header can be manipulated by an attacker when the framework is generating an absolute URL. A remote attacker could exploit this vulnerability to inject malicious content into the Web application page and conduct various attacks.

Record
CVE-2013-4752
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS 2.0
4.3 MediumAV:N/AC:M/Au:N/C:N/I:P/A:N
Weakness
CWE-79
Updated
2026-11-02
CVE List No score

Symfony 2.0.X before 2.0.24, 2.1.X before 2.1.12, 2.2.X before 2.2.5, and 2.3.X before 2.3.3 have an issue in the HttpFoundation component. The Host header can be manipulated by an attacker when the framework is generating an absolute URL. A remote attacker could exploit this vulnerability to inject malicious content into the Web application page and conduct various attacks.

Record
CVE-2013-4752
Updated
2026-11-02
EUVDEUVD-2022-1882 No score

Symfony 2.0.X before 2.0.24, 2.1.X before 2.1.12, 2.2.X before 2.2.5, and 2.3.X before 2.3.3 have an issue in the HttpFoundation component. The Host header can be manipulated by an attacker when the framework is generating an absolute URL. A remote attacker could exploit this vulnerability to inject malicious content into the Web application page and conduct various attacks.

Record
EUVD-2022-1882
Updated
2026-11-03
GitHub AdvisoriesGHSA-22pv-7v9j-hqxp 6.1

Symfony Host Header Injection vulnerability in the HttpFoundation component

Symfony 2.0.X before 2.0.24, 2.1.X before 2.1.12, 2.2.X before 2.2.5, and 2.3.X before 2.3.3 have an issue in the HttpFoundation component. The Host header can be manipulated by an attacker when the framework is generating an absolute URL. A remote attacker could exploit this vulnerability to inject malicious content into the Web application page and conduct various attacks.

Record
GHSA-22pv-7v9j-hqxp
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-79
Updated
2026-11-02
OSVGHSA-22pv-7v9j-hqxp 6.1

Symfony Host Header Injection vulnerability in the HttpFoundation component

Symfony 2.0.X before 2.0.24, 2.1.X before 2.1.12, 2.2.X before 2.2.5, and 2.3.X before 2.3.3 have an issue in the HttpFoundation component. The Host header can be manipulated by an attacker when the framework is generating an absolute URL. A remote attacker could exploit this vulnerability to inject malicious content into the Web application page and conduct various attacks.

Record
GHSA-22pv-7v9j-hqxp
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-79
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
symfony/symfony
Packagist
 2.0.0 up to 2.0.24
2.0.24
symfony/symfony
Packagist
 2.1.0 up to 2.1.12
2.1.12
symfony/symfony
Packagist
 2.2.0 up to 2.2.5
2.2.5
symfony/symfony
Packagist
 2.3.0 up to 2.3.3
2.3.3
symfony/http-foundation
Packagist
 2.0.0 up to 2.0.24
2.0.24
symfony/http-foundation
Packagist
 2.1.0 up to 2.1.12
2.1.12
symfony/http-foundation
Packagist
 2.2.0 up to 2.2.5
2.2.5
symfony/http-foundation
Packagist
 2.3.0 up to 2.3.3
2.3.3
symfony/symfony
Packagist
 2.0.0 up to 2.0.24, plus listed versions
2.0.42.0.52.0.62.0.7v2.0.10
Show 14 moreShow less
v2.0.11v2.0.12v2.0.13v2.0.14v2.0.15v2.0.16v2.0.17v2.0.18v2.0.19v2.0.20v2.0.21v2.0.22v2.0.23v2.0.9
2.0.24
symfony/symfony
Packagist
 2.1.0 up to 2.1.12, plus listed versions
v2.1.0v2.1.1v2.1.10v2.1.11v2.1.2
Show 7 moreShow less
v2.1.3v2.1.4v2.1.5v2.1.6v2.1.7v2.1.8v2.1.9
2.1.12
Show 6 moreShow less
Affected packages
PackageAffectedFixed
symfony/symfony
Packagist
 2.2.0 up to 2.2.5, plus listed versions
v2.2.0v2.2.1v2.2.2v2.2.3v2.2.4
2.2.5
symfony/symfony
Packagist
 2.3.0 up to 2.3.3, plus listed versions
v2.3.0v2.3.1v2.3.2
2.3.3
symfony/http-foundation
Packagist
 2.0.0 up to 2.0.24, plus listed versions
2.0.42.0.52.0.62.0.7v2.0.10
Show 13 moreShow less
v2.0.12v2.0.13v2.0.14v2.0.15v2.0.16v2.0.17v2.0.18v2.0.19v2.0.20v2.0.21v2.0.22v2.0.23v2.0.9
2.0.24
symfony/http-foundation
Packagist
 2.1.0 up to 2.1.12, plus listed versions
v2.1.0v2.1.1v2.1.10v2.1.11v2.1.2
Show 7 moreShow less
v2.1.3v2.1.4v2.1.5v2.1.6v2.1.7v2.1.8v2.1.9
2.1.12
symfony/http-foundation
Packagist
 2.2.0 up to 2.2.5, plus listed versions
v2.2.0v2.2.1v2.2.2v2.2.3v2.2.4
2.2.5
symfony/http-foundation
Packagist
 2.3.0 up to 2.3.3, plus listed versions
v2.3.0v2.3.1v2.3.2
2.3.3

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2013-4752 is a medium vulnerability (CVSS 6.1) in Sensiolabs Symfony, published January 2, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.31%, the 83rd percentile. Fixed in symfony/symfony 2.0.24.

References

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