CVE-2015-8124

NONECVSS 0.0

0.0

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.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 53.9%
KEV: Not listed

Published

December 7, 2015

Last Modified

May 6, 2026

References (14)

cve@mitrehttp://lists.fedoraproject.org/pipermail/package-announce/2015-December/173271.html
cve@mitrehttp://lists.fedoraproject.org/pipermail/package-announce/2015-December/173300.html
cve@mitrehttp://seclists.org/fulldisclosure/2015/Dec/89
cve@mitrehttp://www.debian.org/security/2015/dsa-3402
cve@mitrehttp://www.securityfocus.com/archive/1/537183/100/0/threaded
cve@mitrehttp://www.securityfocus.com/bid/77694
cve@mitrehttps://symfony.com/blog/cve-2015-8124-session-fixation-in-the-remember-me-login-feature
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2015-December/173271.html
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2015-December/173300.html
af854a3a-2127-422b-91ae-364da2661108http://seclists.org/fulldisclosure/2015/Dec/89
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2015/dsa-3402
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/archive/1/537183/100/0/threaded
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/77694
af854a3a-2127-422b-91ae-364da2661108https://symfony.com/blog/cve-2015-8124-session-fixation-in-the-remember-me-login-feature

Affected Packages

(3 across 1 ecosystem)

Packagist(3)

Package	Vulnerable range	Fixed in	Dependents
symfony/security	v2.7.0 ... v2.7.6 (7 versions)	2.7.7	—
symfony/security-http	v2.7.0 ... v2.7.6 (7 versions)	2.7.7	—
symfony/symfony	v2.7.0 ... v2.7.6 (7 versions)	2.7.7	—

Data Freshness Timeline

(refreshed 9× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:10 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-05-31 22:28 UTCepss_batch
2026-05-31 22:28 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:41 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 07:16 UTCepss_batch
2026-05-26 07:16 UTCepss_batch
2026-05-24 16:43 UTCepss_batch
2026-05-22 22:27 UTCEG score recompute
2026-05-22 21:15 UTCepss_batch
2026-05-22 18:13 UTCOSV refresh
2026-05-21 22:40 UTCepss_batch
2026-05-20 22:37 UTCepss_batch

Frequently asked(4)

What is CVE-2015-8124?

CVE-2015-8124 is a none vulnerability published on December 7, 2015. 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.

When was CVE-2015-8124 disclosed?

CVE-2015-8124 was first published in the National Vulnerability Database on December 7, 2015, with the most recent update on May 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2015-8124 actively exploited?

CVE-2015-8124 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 53.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2015-8124?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2015-8124, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2015-8124

📅 Published

🔄 Last Modified

🔗 References (14)