CVE-2023-49079 describes a critical missing signature validation vulnerability in Misskey, an open-source decentralized social media platform. This flaw allows any arbitrary user to impersonate remote users, potentially leading to unauthorized actions and reputational damage. With a CVSS score of 7.5 (HIGH), it is easily exploitable over the network with low complexity and high integrity impact. While there is no evidence of active exploitation or public exploit code, the vulnerability has garnered significant community discussion, indicating awareness and potential for future exploitation. The issue has been patched in Misskey version 2023.11.1-beta.1.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2023.11.1CPE matchmatch criteria | cpe:2.3:a:misskey:misskey:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.