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CVE-2024-32983

7.5 highEPSS 0.4%

High (7.5) in misskey misskey. EPSS 0.4% chance of exploitation in the next 30 days.

Misskey is an open source, decentralized microblogging platform. Misskey doesn't perform proper normalization on the JSON structures of incoming signed ActivityPub activity objects before processing them, allowing threat actors to spoof the contents of signed activities and impersonate the authors of the original activities. This vulnerability is fixed in 2024.5.0.

Severity

CVSS 3.1

7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS
0.4% chance of exploitation in the next 30 days; higher than 34% of CVEs (scores of 2026-10-31)
CWE
CWE-863
Published
Modified
Record from
the NVD, synced

Affected

References

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