CVE-2020-25461

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2020-12-04 · updated 2026-06-17

Description

Invalid Memory Access in the fxProxyGetter function in moddable/xs/sources/xsProxy.c in Moddable SDK before OS200908 causes a denial of service (SEGV).

Affected products

Moddable: before os200908 — fixed in os200908

How to fix

Upgrade to a fixed version: Moddable os200908. Check the vendor advisory for mitigations.

References

https://github.com/Moddable-OpenSource/moddable/issues/441
https://github.com/Moddable-OpenSource/moddable/releases/tag/OS200908
https://github.com/Moddable-OpenSource/moddable/issues/441
https://github.com/Moddable-OpenSource/moddable/releases/tag/OS200908

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