Discourse: Unauthorized eavesdropping on private AI bot conversations.

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-72726
StatePUBLISHED
AssignerGitHub_M
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-08-10 16:19:50 UTC
Updated2026-08-10 17:17:36 UTC
DescriptionDiscourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, an authenticated user could eavesdrop on private AI bot conversations through the AI bot reply stream. The issue is fixed in 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0.

Risk And Classification

Primary CVSS: v3.1 6.5 MEDIUM from [email protected]

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Problem Types: CWE-200 | CWE-200 CWE-200: Exposure of Sensitive Information to an Unauthorized Actor

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary6.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
3.1CNADECLARED6.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Discourse Discourse affected < 2026.1.6 Not specified
CNA Discourse Discourse affected >= 2026.5.0, < 2026.5.2 Not specified
CNA Discourse Discourse affected >= 2026.6.0, < 2026.6.1 Not specified

References

ReferenceSourceLinkTags
github.com/discourse/discourse/security/advisories/GHSA-gw88-2jw8-jf2h [email protected] github.com
github.com/discourse/discourse/commit/1fb2026eb8004dfeb12553014cc534dfd8... [email protected] github.com
github.com/discourse/discourse/commit/01faa889830f56e02fba2f6c1731811d31... [email protected] github.com
github.com/discourse/discourse/commit/b56b98232aa4dad4a30500a65e31db0c90... [email protected] github.com
github.com/discourse/discourse/commit/9247666f8359f3cf214b8aea3d396e8a82... [email protected] github.com
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