5.3

CVE-2026-59828

Discourse: Hidden post revisions leak through adjacent visible diffs

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, post revisions that should be hidden from regular users could be leaked through visible diffs on adjacent revisions serialized by PostRevisionSerializer. This issue is fixed in versions 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Discourse ≫ Discourse Version >= 2026.1.0 < 2026.1.5
Discourse ≫ Discourse Version >= 2026.4.0 < 2026.4.2
Discourse ≫ Discourse Version >= 2026.5.0 < 2026.5.1
Discourse ≫ Discourse Version2026.6.0 SwEditionlatest
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.31% 0.233
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
security-advisories@github.com 5.3 3.9 1.4
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

https://github.com/discourse/discourse/releases/tag/v2026.1.5
Release Notes
https://github.com/discourse/discourse/releases/tag/v2026.4.2
Release Notes
https://github.com/discourse/discourse/releases/tag/v2026.5.1
Release Notes
https://github.com/discourse/discourse/releases/tag/v2026.6.0
Release Notes
https://github.com/discourse/discourse/security/advisories/GHSA-q456-4f8q-42vx
Vendor Advisory
https://github.com/discourse/discourse/commit/1f26c1163ce87a2abbd1d01780ab1b5fb16e75f6
Patch
https://github.com/discourse/discourse/commit/8b773332b0f937dfcd894ed56d56fc5a81578d9d
Patch
https://github.com/discourse/discourse/commit/8d36da1b68c906592abde3f2e94d505cdf097435
Patch
https://github.com/discourse/discourse/commit/d58988d46bb1019bfa8b8330ae81a1a134e08511
Patch