CVE-2025-25306
Last modified
CVE-2025-25306 is a critical-severity vulnerability rated 9.3/10 on the CVSS scale. 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. EPSS estimates a 0.17% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Misskey | Misskey | < 2025.2.1 |
References
Timeline
- Published
- Last Modified
- Status
- Analyzed
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