Low severityNVD Advisory· Published Dec 7, 2015· Updated Jun 17, 2026
CVE-2015-8124
CVE-2015-8124
Description
Session fixation vulnerability in the "Remember Me" login feature in Symfony 2.3.x before 2.3.35, 2.6.x before 2.6.12, and 2.7.x before 2.7.7 allows remote attackers to hijack web sessions via a session id.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
symfony/symfonyPackagist | >= 2.3.0, < 2.3.35 | 2.3.35 |
symfony/symfonyPackagist | >= 2.4.0, < 2.6.12 | 2.6.12 |
symfony/symfonyPackagist | >= 2.7.0, < 2.7.7 | 2.7.7 |
symfony/security-httpPackagist | >= 2.4.0, < 2.6.12 | 2.6.12 |
symfony/security-httpPackagist | >= 2.7.0, < 2.7.7 | 2.7.7 |
symfony/securityPackagist | >= 2.3.0, < 2.3.35 | 2.3.35 |
symfony/securityPackagist | >= 2.4.0, < 2.6.12 | 2.6.12 |
symfony/securityPackagist | >= 2.7.0, < 2.7.7 | 2.7.7 |
Affected products
57cpe:2.3:a:sensiolabs:symfony:2.3.0:*:*:*:*:*:*:*+ 53 more
- cpe:2.3:a:sensiolabs:symfony:2.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.1:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.10:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.11:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.12:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.13:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.14:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.15:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.16:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.17:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.18:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.19:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.2:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.20:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.21:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.22:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.23:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.24:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.25:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.26:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.27:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.28:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.29:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.3:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.30:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.31:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.32:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.33:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.34:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.4:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.5:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.6:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.7:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.8:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.3.9:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.6.0:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.6.1:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.6.10:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.6.11:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.6.2:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.6.3:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.6.4:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.6.5:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.6.6:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.6.7:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.6.8:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.6.9:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.7.0:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.7.1:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.7.2:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.7.3:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.7.4:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.7.5:*:*:*:*:*:*:*
- cpe:2.3:a:sensiolabs:symfony:2.7.6:*:*:*:*:*:*:*
- ghsa-coords3 versions
>= 2.3.0, < 2.3.35+ 2 more
- (no CPE)range: >= 2.3.0, < 2.3.35
- (no CPE)range: >= 2.4.0, < 2.6.12
- (no CPE)range: >= 2.3.0, < 2.3.35
Patches
Vulnerability mechanics
References
16- github.com/advisories/GHSA-j5jh-hpr4-h332ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2015-8124ghsaADVISORY
- symfony.com/blog/cve-2015-8124-session-fixation-in-the-remember-me-login-featurenvdVendor AdvisoryWEB
- lists.fedoraproject.org/pipermail/package-announce/2015-December/173271.htmlnvdWEB
- lists.fedoraproject.org/pipermail/package-announce/2015-December/173300.htmlnvdWEB
- seclists.org/fulldisclosure/2015/Dec/89nvdWEB
- www.debian.org/security/2015/dsa-3402nvdWEB
- github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security-http/CVE-2015-8124.yamlghsaWEB
- github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security/CVE-2015-8124.yamlghsaWEB
- github.com/FriendsOfPHP/security-advisories/blob/master/symfony/symfony/CVE-2015-8124.yamlghsaWEB
- github.com/symfony/symfony/pull/16631ghsaWEB
- symfony.com/cve-2015-8124ghsaWEB
- web.archive.org/web/20201209020014/http://www.securityfocus.com/archive/1/537183/100/0/threadedghsaWEB
- web.archive.org/web/20210125123853/http://www.securityfocus.com/bid/77694ghsaWEB
- www.securityfocus.com/archive/1/537183/100/0/threadednvd
- www.securityfocus.com/bid/77694nvd
News mentions
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