high8.2
CVE-2026-104445
YesWiki before 4.6.7 contains an authentication bypass vulnerability in the ActivityPub inbox that fails to bind the verified HTTP signature signer to the acti…
Impact
YesWiki before 4.6.7 contains an authentication bypass vulnerability in the ActivityPub inbox that fails to bind the verified HTTP signature signer to the activity actor. Unauthenticated attackers with any ActivityPub keypair can send signed Delete or Update activities referencing a mirrored entry's sourceUrl to delete or overwrite other actors' federated entries.
Affected products
| Product | Affected versions |
|---|---|
| YesWiki | before 4.6.7 |
Versions were read from the advisory text. No structured product data has been published for this record yet.