CVE-2024-23832
Mastodon Remote user impersonation and takeover
9.8
CRITICAL
CVSS 3.1
EPSS 1.8%
Description
Mastodon is a free, open-source social network server based on ActivityPub Mastodon allows configuration of LDAP for authentication. Due to insufficient origin validation in all Mastodon, attackers can impersonate and take over any remote account. Every Mastodon version prior to 3.5.17 is vulnerable, as well as 4.0.x versions prior to 4.0.13, 4.1.x version prior to 4.1.13, and 4.2.x versions prior to 4.2.5.
How to fix CVE-2024-23832
To remediate CVE-2024-23832, upgrade the affected package to a fixed version below.
- —upgrade to 3.5.17 or later
Is CVE-2024-23832 being exploited?
Low — EPSS is 1.8%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 3.5.17, >= 4.0.0, < 4.0.13, >= 4.1.0, < 4.1.13, >= 4.2.0, < 4.2.5
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |