CVE-2022-48364

MEDIUM

Mastodon 3.5.0-3.5.2 - Moderator Identity Disclosure via Appeal Approval

Title source: llm

Description

The undo_mark_statuses_as_sensitive method in app/services/approve_appeal_service.rb in Mastodon 3.5.x before 3.5.3 does not use the server's representative account, resulting in moderator identity disclosure when a moderator approves the appeal of a user whose status update was marked as sensitive.

References (4)

Core 4

Core References

Patch

https://github.com/mastodon/mastodon/pull/18525

Exploit, Third Party Advisory

https://github.com/40826d/advisories/blob/master/CVE-2022-48364/README.md

View Exploit ZIP pw:eip

Release Notes

https://github.com/mastodon/mastodon/blob/main/CHANGELOG.md#353---2022-05-26

View Writeup ZIP pw:eip

Patch, Product

https://github.com/mastodon/mastodon/compare/v3.5.2...v3.5.3

Scores

CVSS v3 4.3

EPSS 0.0069

EPSS Percentile 47.7%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation poc

Automatable no

Technical Impact partial

Details

CWE

CWE-287

Status published

Products (1)

joinmastodon/mastodon 3.5.0 - 3.5.3

Published Mar 06, 2023

Tracked Since Feb 18, 2026