CVE-2015-1555

Severity: critical (CVSS 9.1 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-08-07 · updated 2026-06-17
Weakness: CWE-20

Description

Zend/Session/SessionManager in Zend Framework 2.2.x before 2.2.9, 2.3.x before 2.3.4 allows remote attackers to create valid sessions without using session validators.

Affected products

Zend Technologies Zend Framework: 2.2.0, 2.2.1, 2.2.2, 2.2.3, 2.2.4, 2.2.5 (+7)

References

http://framework.zend.com/security/advisory/ZF2015-01
http://framework.zend.com/security/advisory/ZF2015-01

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