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CVE-2025-15536

MEDIUM

5.3

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.

Details CVE

Score CVSS v3.15.3

SeveriteMEDIUM

Vecteur CVSSCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Vecteur d'attaqueLOCAL

ComplexiteLOW

Privileges requisLOW

Interaction utilisateurNONE

Publie1/18/2026

Derniere modification2/23/2026

Sourcenvd

Observations honeypot0

Produits affectes

byvoid:open_chinese_convert

Faiblesses (CWE)

CWE-119CWE-122CWE-787

References

https://github.com/BYVoid/OpenCC/(cna@vuldb.com)

https://github.com/BYVoid/OpenCC/commit/345c9a50ab07018f1b4439776bad78a0d40778ec(cna@vuldb.com)

https://github.com/BYVoid/OpenCC/issues/997(cna@vuldb.com)

https://github.com/BYVoid/OpenCC/pull/1005(cna@vuldb.com)

https://github.com/oneafter/1222/blob/main/repro(cna@vuldb.com)

https://vuldb.com/?ctiid.341708(cna@vuldb.com)

https://vuldb.com/?id.341708(cna@vuldb.com)

https://vuldb.com/?submit.733347(cna@vuldb.com)

https://github.com/BYVoid/OpenCC/issues/997(134c704f-9b21-4f2e-91b3-4a467353bcc0)

Correlations IOC

Aucune correlation enregistree

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