Prototype Pollution Vulnerability in Alibaba-Fusion Next by Alibaba
CVE-2026-78180

6.9MEDIUM

Key Information:

Vendor

Alibaba-fusion

Status
Next
Vendor
CVE Published:
24 August 2026

What is CVE-2026-78180?

A security flaw has been identified in Alibaba-Fusion Next affecting the deepMerge component. The issue lies within the ConfigProvider.getContextProps function in components/dialog/index.tsx, where a manipulated argument locale can lead to unauthorized modifications of object prototype attributes. This vulnerability can be exploited remotely, posing a significant risk to systems utilizing certain versions of the product.

Affected Version(s)

next 1.27.0

next 1.27.1

next 1.27.2

References

https://vuldb.com/vuln/394564
vdb-entrytechnical-description
https://vuldb.com/vuln/394564/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-78180
third-party-advisory

CVSS V4

Score:
6.9
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

wjm3 (VulDB User)
VulDB CNA Team
.