nexkey allows arbitrary users to impersonate any remote user due to missing signature validation
CVE-2023-49095

8.6HIGH

Key Information:

Vendor

Nexryai

Status
Nexkey
Vendor
CVE Published:
30 November 2023

What is CVE-2023-49095?

The Nexkey microblogging platform has a vulnerability that arises from insufficient validation of ActivityPub requests received in the inbox. This security flaw enables attackers to potentially impersonate other users under specific conditions. To mitigate this risk, users are strongly advised to upgrade to version 12.122.2, which addresses the issue effectively.

Affected Version(s)

nexkey < 12.122.2

References

https://github.com/nexryai/nexkey/security/advisories/GHS...
x_refsource_CONFIRM
https://github.com/nexryai/nexkey/commit/b96da0eac5a1e75a...
x_refsource_MISC

CVSS V3.1

Score:
8.6
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.