CVE-2026-113666
Tenable Plugin
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Threat Intelligence Pending
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Description
ApostropheCMS is an open-source Node.js content management system. Prior to 1.1.0 of db-connect and 4.33.0 of ApostropheCMS, an account with view-draft access can submit a projection exclusion path that traverses through a constructor prototype chain to a shared prototype member when a consumer uses a SQLite, PostgreSQL, or multipostgres adapter and has a matching document. Every editing role has view-draft access, while guestApiAccess broadens this prerequisite to any logged-in account. The unsetNestedField helper then deletes the shared runtime member, causing persistent process-wide integrity and availability effects; the default MongoDB adapter is not affected. This issue is fixed in db-connect 1.1.0 and ApostropheCMS 4.33.0.
Quick Facts
| CVE ID | CVE-2026-113666 |
| CVSS Score | 7.1 |
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H |
| Published | 2026-10-20 |
| Exploited | No |
| CISA KEV | No |
| PoC | Not public |
References
- https://github.com/apostrophecms/apostrophe/commit/9500b8b0e…
- https://github.com/apostrophecms/apostrophe/commit/f84fd41cb…
- https://github.com/apostrophecms/apostrophe/releases/tag/@ap…
- https://github.com/apostrophecms/apostrophe/releases/tag/apo…
- https://github.com/apostrophecms/apostrophe/security/advisor…
- https://github.com/apostrophecms/apostrophe/security/advisor…