CVE-2025-24897

Misskey CSRF vulnerability due to insecure configuration of authentication cookie attributes

HIGH
8.2
CVSS Score
Published: February 11, 2025 at 03:20 PM UTC
Updated: June 17, 2026 at 08:59 AM UTC
2 products affected across 2 vendorsMisskeyMisskey

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Severity
HIGH8.2
Exploit prediction
EPSS 0.1%
SSVC
PoC

Description

Misskey is an open source, federated social media platform. Starting in version 12.109.0 and prior to version 2025.2.0-alpha.0, due to a lack of CSRF protection and the lack of proper security attributes in the authentication cookies of Bull's dashboard, some of the APIs of bull-board may be subject to CSRF attacks. There is a risk of this vulnerability being used for attacks with relatively large impact on availability and integrity, such as the ability to add arbitrary jobs. This vulnerability was fixed in 2025.2.0-alpha.0. As a workaround, block all access to the `/queue` directory with a web application firewall (WAF).

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

12.109.0 ≤ v < 2025.2.0
v < 2025.2.0-alpha.0
Affected range stops below 2025.2.0-alpha.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.2HIGHGitHub_M
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
LOW
Vector?

Quick Info

StatusANALYZED
CWE
CWE-352CWE-614CWE-1275

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