CVE-2026-121452: falha de alta gravidade em mlogclub bbs-go
bbs-go through 4.4.6 Improper TLS Certificate Validation in SMTP Email Service
Publicada em
Aviso por e-mail quando ela entrar no KEV, ganhar PoC pública ou subir de nota.
21Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 8.3epss 0.2%
bbs-go through 4.4.6 contains an improper certificate validation vulnerability that allows network-positioned attackers to intercept SMTP traffic because sendEmail() sets InsecureSkipVerify to true. Attackers can present any certificate to capture SMTP PLAIN auth credentials and read or modify outgoing password-reset and verification emails.
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N
Produtos afetados
mlogclub · bbs-goCVEs relacionadas — mlogclub bbs-go
No mesmo produto, das mais perigosas para as menos.
Referências
https://github.com/mlogclub/bbs-gohttps://github.com/mlogclub/bbs-go/blob/v4.4.6/internal/services/email_service.go#L86-L113https://github.com/mlogclub/bbs-go/commit/1a06e35fa6314ee2d3ada70685a7afa740baf6f5https://github.com/mlogclub/bbs-go/issues/310https://www.vulncheck.com/advisories/bbs-go-through-4.4.6-improper-tls-certificate-validation-in-smtp-email-service