CVE-2026-45788: fallo de gravedad media en discourse
Discourse: Secure uploads exposed by hotlinked image copying
Publicada el · Actualizada el
Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.
13Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackcvss 6.3epss 0.6%
Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, secure uploads could be exposed by pull_hotlinked_images when an attacker knew the secured upload URL and the secure_uploads site setting was enabled. This issue is fixed in versions 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5.
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Productos afectados
discourse · discourseCVEs relacionadas — discourse
En el mismo producto, de las más peligrosas a las menos.
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Referencias
https://github.com/discourse/discourse/commit/5807c426880eadf248006e851604fc9284327ce5https://github.com/discourse/discourse/commit/8b4a959b251a856a9c911fb9f2ac34fbc31a7471https://github.com/discourse/discourse/commit/eff53af26367ae0dcb3a426954d233e8c7449f95https://github.com/discourse/discourse/commit/fa74e0dec7341a858ab83a1977fa52629bced1aahttps://github.com/discourse/discourse/releases/tag/v2026.1.5https://github.com/discourse/discourse/releases/tag/v2026.4.2https://github.com/discourse/discourse/releases/tag/v2026.5.1https://github.com/discourse/discourse/releases/tag/v2026.6.0https://github.com/discourse/discourse/security/advisories/GHSA-3876-w96v-8v38