CVE-2026-73317: fallo de gravedad media en XenForo
XenForo < 2.3.13 Missing Authorization via ACP Cache-Rebuild Dispatcher
Publicada el · Actualizada el
Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.
33Vexday Risk Score
Sin señal de explotación. Ella tiene prueba de concepto pública.
ssvc Attendcvss 5.1epss 0.4%
XenForo before 2.3.13 contains a missing authorization vulnerability in the ACP cache-rebuild dispatcher that allows limited administrators with only the rebuildCache permission to perform unauthorized approval queue actions by supplying an arbitrary job class and actor user ID in the POST body. Attackers can invoke the approval queue job under any user identity to approve queued user registrations without holding the required approval-queue or moderator permissions, causing the moderation log to attribute actions to an impersonated account.
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
Productos afectados
XenForo · XenForoPoCs públicas encontradas — 1
cve_referencegithub.com/BomboBombone/CVE-2026-73317★ 1⚠ Recursos públicos, para evaluar la exposición de sistemas que controlas o estás autorizado a probar. Prueba solo con autorización.
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Referencias
https://bombobombone.github.io/posts/cve-2026-73317/https://github.com/BomboBombone/CVE-2026-73317https://www.vulncheck.com/advisories/xenforo-missing-authorization-via-acp-cache-rebuild-dispatcherhttps://xenforo.com/community/threads/security-fixes-released-for-all-xenforo-and-media-gallery-versions-2-2-0-2-3-12.239856/https://xenforo.com/community/threads/xenforo-2-3-13-and-add-ons-released-includes-security-fixes.239857/