What’s Vulnerable › Vulnerabilities

CVE-2018-1000059

• Severity: critical (CVSS 9.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-02-09 · updated 2026-06-17
• Weakness: CWE-502

Description

ValidFormBuilder version 4.5.4 contains a PHP Object Injection vulnerability in Valid Form unserialize method that can result in Possible to execute unauthorised system commands remotely and disclose file contents in file system.

Affected products

• Validformbuilder Validform Builder: 4.5.4

References

• https://github.com/validformbuilder/validformbuilder/issues/126
• https://github.com/validformbuilder/validformbuilder/issues/126

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