GHSA-5pr6-crvp-2j9fLowCVSS 5.3

Open Chinese Convert has Out-of-bounds Write

Published
January 18, 2026
Last Modified
February 6, 2026

🔗 CVE IDs covered (1)

📋 Description

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.

🎯 Affected products1

  • npm/opencc:<= 1.1.9

🔗 References (9)