CVE-2026-78180

alibaba-fusion next deepMerge index.tsx ConfigProvider.getContextProps prototype pollution

State: Published
Severity: 6.9 Medium
Published: Aug 24, 2026
Updated: Aug 24, 2026
Reserved: Aug 23, 2026

Description

A security flaw has been discovered in alibaba-fusion next up to 1.27.34. This issue affects the function ConfigProvider.getContextProps of the file components/dialog/index.tsx of the component deepMerge. Performing a manipulation of the argument locale results in improperly controlled modification of object prototype attributes. The attack may be initiated remotely. The reported GitHub issue was closed automatically due to inactivity.

Scores

CVSS	Score	Vector	Source
4.0	6.9 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X	VulDB
3.1	7.3 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R	VulDB
3.0	7.3 High	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R	VulDB
2.0	7.5 High	AV:N/AC:L/Au:N/C:P/I:P/A:P/E:ND/RL:ND/RC:UR	VulDB

Weaknesses

CWE-1321 Improperly Controlled Modification of Object Prototype Attributes
CWE-94 Code Injection

Affected Products

Product	Versions
nextalibaba-fusion	1.27.0Affected 1.27.1Affected 1.27.2Affected 1.27.3Affected 1.27.4Affected 1.27.5Affected 1.27.6Affected 1.27.7Affected 1.27.8Affected 1.27.9Affected 1.27.10Affected 1.27.11Affected 1.27.12Affected 1.27.13Affected 1.27.14Affected 1.27.15Affected 1.27.16Affected 1.27.17Affected 1.27.18Affected 1.27.19Affected 1.27.20Affected 1.27.21Affected 1.27.22Affected 1.27.23Affected 1.27.24Affected and 10 more versions

Product

Versions

nextalibaba-fusion

1.27.0Affected
1.27.1Affected
1.27.2Affected
1.27.3Affected
1.27.4Affected
1.27.5Affected
1.27.6Affected
1.27.7Affected
1.27.8Affected
1.27.9Affected
1.27.10Affected
1.27.11Affected
1.27.12Affected
1.27.13Affected
1.27.14Affected
1.27.15Affected
1.27.16Affected
1.27.17Affected
1.27.18Affected
1.27.19Affected
1.27.20Affected
1.27.21Affected
1.27.22Affected
1.27.23Affected
1.27.24Affected
and 10 more versions

References

VDB-394564 | alibaba-fusion next deepMerge index.tsx ConfigProvider.getContextProps prototype pollutionvdb-entrytechnical-description
VDB-394564 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
CVE-2026-78180 | CVE Analysis and Reportthird-party-advisory
Submit #884184 | Node.js @alifd/next 1.27.34 Prototype Pollutionthird-party-advisory
https://github.com/alibaba-fusion/next/issues/5101issue-tracking
https://github.com/alibaba-fusion/next/product

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