Medium

symbiote/silverstripe-multivaluefield Possible PHP Object Injection via Multi-Value Field Extension

  • Disclosed: 29.05.2024
  • Updated: 11.10.2026 10:22

A potential deserialisation vulnerability has been identified in the symbiote/silverstripe-multivaluefield which could allow an attacker to exploit implementations of this module via object injection.

Support for handling PHP objects as values in this module has been deprecated, and the serialisation technique has been switched to using JSON for handling arrays.

As well as this, a potential XSS (cross-site scripting) vulnerability has been identified and remediated.

Affected software

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PlatformPackageVulnerable versionsFixed in
Composer package symbiote/silverstripe-multivaluefield >= 3.0.0, < 3.1.0 3.1.0

References

CVSS score 6.1/10
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness (CWE)
CWE-74, CWE-79
Platform
Composer
Package
symbiote/silverstripe-multivaluefield
Disclosed
29.05.2024
Updated
11.10.2026 10:22

Sources and licenses

OSV / GitHub Advisory Database - GHSA-g5vj-wj9x-4jg9 - CC BY 4.0

Vulnerability history: symbiote/silverstripe-multivaluefield

All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.

This is the only known vulnerability of this package.

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