CVE-2026-78180
High
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.
SeverityHigh
CVSS7.3
Exploit probability—
ProductNext
PublishedAug 24, 2026
First seenAug 24, 2026
Weakness typeCWE-1321Prototype pollutionCWE-94Code injection
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| next next | 1.27.0, 1.27.1, 1.27.2, 1.27.3, 1.27.4, 1.27.5, 1.27.6, 1.27.7, 1.27.8, 1.27.9, 1.27.10, 1.27.11, 1.27.12, 1.27.13, 1.27.14, 1.27.15, 1.27.16, 1.27.17, 1.27.18, 1.27.19, 1.27.20, 1.27.21, 1.27.22, 1.27.23, 1.27.24, 1.27.25, 1.27.26, 1.27.27, 1.27.28, 1.27.29, 1.27.30, 1.27.31, 1.27.32, 1.27.33, 1.27.34 | — |
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