CVE-2026-2739

CVSS 6.9 MEDIUMEPSS 0.5%CWE-835

Vexday Risk Score

13Baixo

Decisão SSVC (CISA)

Track

Sem sinal de exploração → monitorar

CVSS 6.9EPSS 0.5%KEV nãoPoC —Nuclei —Metasploit —Patch —

Ciclo de vida

20 fev 2026Publicada no NVD

Recomendação: Monitorar — sem sinal de exploração no momento.

This affects versions of the package bn.js before 5.2.3. Calling maskn(0) on any BN instance corrupts the internal state, causing toString(), divmod(), and other methods to enter an infinite loop, hanging the process indefinitely.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

Produtos afetados

n/a · bn.js

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Referências

https://gist.github.com/Kr0emer/02370d18328c28b5dd7f9ac880d22a91 https://github.com/indutny/bn.js/commit/33df26b5771e824f303a79ec6407409376baa64b https://github.com/indutny/bn.js/issues/186 https://github.com/indutny/bn.js/issues/316 https://github.com/indutny/bn.js/pull/317 https://security.snyk.io/vuln/SNYK-JS-BNJS-15274301