CVE-2026-15538

A weakness has been identified in primefaces primereact up to 10.9.8. This issue affects the function ObjectUtils.mutateFieldData of the file components/lib/utils/ObjectUtils.js of the component API. This manipulation of the argument Field causes improperly controlled modification of object prototype attributes. The attack is possible to be carried out remotely. Upgrading to version 10.9.9 and 11.0.0 is capable of addressing this issue. Patch name: 61f182e11d9ef52032ff56f420da763a6938236f. It is recommended to upgrade the affected component.

CVSS 4.0

5.3CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

CVSS 3.1

6.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

EPSS

0.5% chance of exploitation in the next 30 days; higher than 44% of CVEs (scores of 2026-10-25)

CWEs

CWE-94, CWE-1321

Published

2026-07-13

Modified

2026-10-24

Record from

the NVD, synced 2026-10-25

References

• https://github.com/Mantle-UI/mantle-ui/issues/50
• https://github.com/primefaces/primereact/
• https://github.com/primefaces/primereact/commit/61f182e11d9ef52032ff56f420da763a6938236f
• https://github.com/primefaces/primereact/issues/8553
• https://github.com/primefaces/primereact/releases/tag/10.9.9

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