Symfony Open Redirect
The security handlers in the Security component in Symfony in 2.7.x before 2.7.48, 2.8.x before 2.8.41, 3.3.x before 3.3.17, 3.4.x before 3.4.11, and 4.0.x before 4.0.11 have an Open redirect vulnerability when security.http_utils is inlined by a container. NOTE: this issue exists because of an incomplete fix for CVE-2017-16652.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Composer package | symfony/security-bundle | >= 2.7.0, < 2.7.48, >= 2.8.0, < 2.8.41, >= 3.3.0, < 3.3.17, >= 3.4.0, < 3.4.11, >= 4.0.0, < 4.0.11 | 2.7.48, 2.8.41, 3.3.17, 3.4.11, 4.0.11 |
| Composer package | symfony/symfony | >= 2.7.0, < 2.7.48, >= 2.8.0, < 2.8.41, >= 3.3.0, < 3.3.17, >= 3.4.0, < 3.4.11, >= 4.0.0, < 4.0.11 | 2.7.48, 2.8.41, 3.3.17, 3.4.11, 4.0.11 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2018-11408
- https://github.com/symfony/symfony/commit/b20e83562e32c56f8d9b8296ab07b0e4c0a54db8
- https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security-bundle/CVE-2018-11408.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/symfony/CVE-2018-11408.yaml
- https://github.com/symfony/symfony
- https://lists.debian.org/debian-lts-announce/2019/03/msg00009.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/G4XNBMFW33H47O5TZGA7JYCVLDBCXAJV
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UBQK7JDXIELADIPGZIOUCZKMAJM5LSBW
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WU5N2TZFNGXDGMXMPP7LZCWTFLENF6WH
- https://symfony.com/blog/cve-2018-11408-open-redirect-vulnerability-on-security-handlers
- https://symfony.com/cve-2018-11408
- CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N- Weakness (CWE)
CWE-601- Platform
- Composer
- Package
symfony/security-bundle, symfony/symfony- Disclosed
- 14.05.2022
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-7hwc-2cq4-6x2w - CC BY 4.0
Vulnerability history: symfony/security-bundle
All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 5
- First → latest
- 11.2021 11.2024
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- High 1
- Medium 3
- Low 1
Disclosures per year
- 2021: 1
- 2022: 2
- 2023: 1
- 2024: 1
- 2025: 0
- 2026: 0
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