Object Prototype Manipulation in Primereact by Primefaces
CVE-2026-15538

5.3MEDIUM

Key Information:

Vendor

Primefaces

Status
Primereact
Vendor
CVE Published:
13 July 2026

What is CVE-2026-15538?

A vulnerability has been identified in the Primereact library up to version 10.9.8, specifically within the ObjectUtils.mutateFieldData function of the API component. This flaw allows for unauthorized manipulation of object prototype attributes through improper control of the 'Field' argument. As a result, attackers could execute this exploit remotely, leading to potential integrity issues within applications relying on this library. Notably, this vulnerability only impacts products that are no longer actively supported by the maintainer, raising concerns for projects continuing to utilize these outdated versions.

Affected Version(s)

primereact 10.9.0

primereact 10.9.1

primereact 10.9.2

References

https://vuldb.com/vuln/377888
vdb-entrytechnical-description
https://vuldb.com/vuln/377888/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-15538
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Dremig (VulDB User)
VulDB CNA Team
.