CVE-2026-3386

wren-lang wren wren_compiler.c emitOp out-of-bounds

CVSS 4.8 MEDIUMEPSS 0.2%CWE-119 CWE-125

Vexday Risk Score

13Baixo

Decisão SSVC (CISA)

Track

Sem sinal de exploração → monitorar

CVSS 4.8EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Ciclo de vida

01 mar 2026Publicada no NVD

Recomendação: Monitorar — sem sinal de exploração no momento.

A flaw has been found in wren-lang wren up to 0.4.0. Affected by this vulnerability is the function emitOp of the file src/vm/wren_compiler.c. This manipulation causes out-of-bounds read. It is possible to launch the attack on the local host. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

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

Produtos afetados

wren-lang · wren

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Referências

https://github.com/oneafter/0122/blob/main/i1219/repro https://github.com/wren-lang/wren/https://github.com/wren-lang/wren/issues/1219 https://vuldb.com/?ctiid.348272 https://vuldb.com/?id.348272 https://vuldb.com/?submit.761306