CVE-2025-25306
Misskey ActivityPub Object Authority Validation Bypass
Description
Misskey is an open source, federated social media platform. The patch for CVE-2024-52591 did not sufficiently validate the relation between the `id` and `url` fields of ActivityPub objects. An attacker can forge an object where they claim authority in the `url` field even if the specific ActivityPub object type require authority in the `id` field. Version 2025.2.1 addresses the issue.
INFO
Published Date :
March 10, 2025, 7:15 p.m.
Last Modified :
March 10, 2025, 7:15 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
4.7
Exploitability Score :
3.9
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-25306.
| URL | Resource |
|---|---|
| https://github.com/misskey-dev/misskey/releases/tag/2025.2.1 | |
| https://github.com/misskey-dev/misskey/security/advisories/GHSA-6w2c-vf6f-xf26 |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-25306 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-25306 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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New CVE Received by [email protected]
Mar. 10, 2025
Action Type Old Value New Value Added Description Misskey is an open source, federated social media platform. The patch for CVE-2024-52591 did not sufficiently validate the relation between the `id` and `url` fields of ActivityPub objects. An attacker can forge an object where they claim authority in the `url` field even if the specific ActivityPub object type require authority in the `id` field. Version 2025.2.1 addresses the issue. Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N Added CWE CWE-346 Added CWE CWE-441 Added CWE CWE-1025 Added Reference https://github.com/misskey-dev/misskey/releases/tag/2025.2.1 Added Reference https://github.com/misskey-dev/misskey/security/advisories/GHSA-6w2c-vf6f-xf26
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-25306 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-25306
weaknesses.