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Misskey MisskeyMisskey: JSON-LD signature validation + compaction is vulnerable to timing attacks

Risk 46
Severity
8.9
First published (updated )
CVE-2026-47746

Misskey MisskeyMisskey: JSON-LD signature validation + compaction may lead to improper activity handling

Risk 58
Severity
9.2
First published (updated )
CVE-2026-46713

MisskeyMisskey lacks resource ownership validation

Risk 17
Severity
4.3
EPSS
0.04%
First published (updated )
CVE-2026-28433

MisskeyHTTP signature verification can be bypassed

Risk 31
Severity
7.5
EPSS
0.03%
First published (updated )
CVE-2026-28432

moMisskey/misskeyMisskey lacks proper authorization checks and input validation

Risk 36
Severity
9.2
EPSS
0.04%
First published (updated )
CVE-2026-28431
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Misskey MisskeyMisskey has a login rate limit bypass via spoofed X-Forwarded-For header

Risk 41
Severity
6.9
First published (updated )
CVE-2025-66482

Misskey Misskeymisskey.js's export data contains private post data

Risk 40
Severity
7.1
First published (updated )
CVE-2025-66402

Misskey MisskeyMisskey's Incomplete Patch of CVE-2024-52591 Leads to Forgery of Federated Notes

Risk 43
Severity
9.3
EPSS
0.02%
First published (updated )
CVE-2025-25306

Misskey MisskeyLack of media type verification of Activity Streams objects allows impersonation and takeover of remote accounts

Risk 56
Severity
8.8
EPSS
0.04%
First published (updated )
CVE-2024-25636

Misskey MisskeyServer-Side Request Forgery vulnerability in misskey

Risk 44
Severity
7.7
First published (updated )
CVE-2021-39195
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Misskey MisskeyXSS vulnerability using dialog

Risk 71
Severity
8
First published (updated )
CVE-2021-39169

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