Explore

Rule Explorer

Search the public rule index by CVE, GHSA, CWE, language, framework, author, or rule slug. Filter by language, framework, severity, confidence, license, and validation status.

Public rules
6965
Downloads
12.9M
Verified
6965
Authors
2
Search the rule indexUse CVE, GHSA, CWE, language, framework, package, or rule slug.
1 rules matched. Showing 1 loaded rules.
Publish rule
CVE-2026-116208: Php Activitypub Sync Missing Entry Ownership Checkcve-2026-116208-php-activitypub-sync-missing-entry-ownership-check

A remote ActivityPub activity replayed by the outbox-sync loop mutates a mirrored local entry (EntryManager delete/update/create) after resolving the actor-controlled object ID to a local entry via a source-URL triple lookup, without verifying that the syncing actor owns that entry. A malicious or compromised remote server can serve a poisoned outbox so that

by Provallyupdated 2026-10-27Apache-2.0
440 direct44 via packs
downloads
87quality
All matching rules loaded.