CVE-2022-48364 json
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…
published 2023-03-06 3 y ago modified 2026-09-08 2 mo ago also BIT-mastodon-2022-48364 , EUVD-2022-51063
- cvss
- 4.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.7%
- EPSS 0.7% chance of exploitation in 30 days, percentile 52%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- bitnami mastodon 3.5.3
- joinmastodon mastodon 3.5.3
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- no
- Technical impact
- partial
- Assessed
- 20 mo ago
Exploit prediction
0.69% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/40826d/advisories/blob/master/CVE-2022-48364/README.md referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
| NVD | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
| CNA | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
| OSV | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| bitnami | mastodon | >=3.5.0, <3.5.3 |
3.5.3 |
Classification
- Weakness
-
- CWE-287 Improper Authentication
References
-
github.com
/mastodon/mastodon/pull/18525
patch
-
github.com
/mastodon/mastodon/compare/v3.5.2...v3.5.3
patch, product
-
github.com
/40826d/advisories/blob/master/CVE-2022-48364/README.md
exploit, third-party-advisory, advisory
-
github.com
/mastodon/mastodon/blob/main/CHANGELOG.md#353---2022-05-26
release-notes, article
-
nvd.nist.gov
/vuln/detail/CVE-2022-48364
web
Sources
- CVE List CVE-2022-48364
- NVD CVE-2022-48364
- OSV BIT-mastodon-2022-48364
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.