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Advisories / SA-2026-037
SA-2026-037: Fact-check and issues tools trust paths and owners from data
| Severity | low |
| Status | open |
| Weakness | CWE-22 |
| Component | admin/factcheck/fc.py, admin/build/issues_sync.py |
| Found by | security@php.newsroom (pass 3 review) |
| Found | 2026-10-24 |
| Fixed in | not yet |
What it is
fc.py joins a claim's file into a vault path without containment; issues_sync takes a card's owner from its folder name, which any member writes.
What an attacker could do
An excerpt verified against the wrong file; a card forged for another member.
How: Public.
Root cause
Convention in place of checks.
What would fix it
Containment and owner checks.