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I. Basic Information for CVE-2026-27936
Vulnerability Information

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Vulnerability Title
Discourse discloses restricted post-action counts to non-privileged users
Source: NVD (National Vulnerability Database)
Vulnerability Description
Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, a restriction bypass allows restricted post action counts to be disclosed to non-privileged users through a carefully crafted request. Versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 contain a patch. No known workarounds are available.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
授权机制不正确
Source: NVD (National Vulnerability Database)
Vulnerability Title
Discourse 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Discourse是Discourse开源的一套开源的社区讨论平台。该平台包括社区、电子邮件和聊天室等功能。 Discourse 2026.3.0-latest.1之前版本、2026.2.1之前版本和2026.1.2之前版本存在安全漏洞,该漏洞源于限制绕过,可能通过特制请求向非特权用户泄露受限的帖子操作计数。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
discoursediscourse >= 2026.1.0-latest, < 2026.1.2 -
II. Public POCs for CVE-2026-27936
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III. Intelligence Information for CVE-2026-27936
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IV. Related Vulnerabilities
V. Comments for CVE-2026-27936

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