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CVE-2026-33514

Discourse: Information Disclosure in Form Template API Due to Missing Authorization

Discourse is an open-source discussion platform. In versions prior to 2026.1.4, 2026.3.1, 2026.4.1 and 2026.5.0-latest.1, an authenticated user on a Discourse instance with the form templates feature enabled can read the name and structured content of form templates that are intended exclusively for categories they are not authorized to access. Impact is limited to disclosure of site configuration metadata. This issue has been fixed in versions 2026.1.4, 2026.3.1, 2026.4.1 and 2026.5.0-latest.1.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Discourse ≫ Discourse SwEditionlatest Version >= 2026.1.0 < 2026.1.4
Discourse ≫ Discourse SwEditionlatest Version >= 2026.3.0 < 2026.3.1
Discourse ≫ Discourse SwEditionlatest Version >= 2026.4.0 < 2026.4.1
Discourse ≫ Discourse Version2026.5.0 SwEditionlatest
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.25% 0.16
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 4.3 2.8 1.4
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
security-advisories@github.com 6 0 0
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CWE-862 Missing Authorization

The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

https://github.com/discourse/discourse/security/advisories/GHSA-w6g7-p2p9-2m5h
Vendor Advisory
https://github.com/discourse/discourse/commit/ae5c9570fb918442c4d96abc83c1e7e169909b02
Patch