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GHSA-5pr6-crvp-2j9f

Open Chinese Convert has Out-of-bounds Write

Source: GitHub Advisory Database (reviewed) Low CVE-2025-15536

Packages

EcosystemPackageAffectedFixed in
npm opencc < 1.2.0 1.2.0

Details

As written in the advisory (Markdown source, shown as plain text).

A weakness has been identified in BYVoid OpenCC up to 1.1.9. This vulnerability affects the function opencc::MaxMatchSegmentation of the file src/MaxMatchSegmentation.cpp. This manipulation causes heap-based buffer overflow. The attack is restricted to local execution. The exploit has been made available to the public and could be used for attacks. Patch name: 345c9a50ab07018f1b4439776bad78a0d40778ec. To fix this issue, it is recommended to deploy a patch.

References

External links from the advisory. They lead to third-party sites.