CVE-2022-24307 is a critical access control vulnerability affecting Mastodon versions before 3.3.2 and 3.4.x before 3.4.6. The flaw stems from improper handling of incoming signed JSON-LD activities, which can lead to unauthorized access. This vulnerability carries a CVSS score of 9.8 (Critical), indicating a severe risk with a network-based attack vector, low attack complexity, and high impacts on confidentiality, integrity, and availability. Its FAUCET Risk Score is 93/100. While there is no evidence of active exploitation, nor publicly available exploit code in Metasploit or ExploitDB, the vulnerability has garnered significant community discussion with 14 mentions, suggesting awareness among security researchers.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 3.3.2CPE matchmatch criteria | cpe:2.3:a:joinmastodon:mastodon:*:*:*:*:*:*:*:* | ||
>= 3.4.0, < 3.4.6CPE matchmatch criteria | cpe:2.3:a:joinmastodon:mastodon:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.