CVE-2026-35542: falha de média gravidade em Roundcube Webmail
Publicada em
Aviso por e-mail quando ela entrar no KEV, ganhar PoC pública ou subir de nota.
13Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 5.3epss 0.4%
An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. The remote image blocking feature can be bypassed via a crafted background attribute of a BODY element in an e-mail message. This may lead to information disclosure or access-control bypass.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Produtos afetados
Roundcube · WebmailCVEs relacionadas — Roundcube Webmail
No mesmo produto, das mais perigosas para as menos.
Referências
https://github.com/roundcube/roundcubemail/commit/e052328e3dc75f13adc2e314eaa4096ac21084adhttps://github.com/roundcube/roundcubemail/commit/fd0e98178db5c73eaa93d005b561874923f9b0f0https://github.com/roundcube/roundcubemail/commit/fde14d01adc9f37893cd82b635883e516ed453f8https://github.com/roundcube/roundcubemail/releases/tag/1.5.14https://github.com/roundcube/roundcubemail/releases/tag/1.6.14https://github.com/roundcube/roundcubemail/releases/tag/1.7-rc5https://roundcube.net/news/2026/03/18/security-updates-1.7-rc5-1.6.14-1.5.14