CVE-2021-32788

Post creator of a whisper post can be revealed to non-staff users in Discourse

State
Published
Severity
4.3 Medium
Published
Jul 27, 2021
Updated
Aug 3, 2024
Reserved
May 12, 2021

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Description

Discourse is an open source discussion platform. In versions prior to 2.7.7 there are two bugs which led to the post creator of a whisper post being revealed to non-staff users. 1: Staff users that creates a whisper post in a personal message is revealed to non-staff participants of the personal message even though the whisper post cannot be seen by them. 2: When a whisper post is before the last post in a post stream, deleting the last post will result in the creator of the whisper post to be revealed to non-staff users as the last poster of the topic.

Scores

CVSSScoreVectorSource
3.14.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:NGitHub_M

Weaknesses

  • CWE-668 Exposure of Resource to Wrong Sphere

Affected Products

ProductVersions
discoursediscourse
  • < 2.7.7Affected

References

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