CVE-2026-53609
1 advisory.
npm/apostrophe CVE-2026-53609: critical 9.1
Apostrophe has Server-Side Prototype Pollution in apos.util.set via patch operators that leads to process-wide authorization bypass
Action: Upgrade apostrophe to 4.31.0 or later.
npm i apostrophe@4.31.0Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 4.31.0 | - |
Fixed versions
| 4.31.0 |
Sources
- osv: GHSA-6h5j-32cf-4253
- https://github.com/apostrophecms/apostrophe/security/advisories/GHSA-6h5j-32cf-4253
- https://nvd.nist.gov/vuln/detail/CVE-2026-53609
- https://github.com/apostrophecms/apostrophe/pull/5464
- https://github.com/apostrophecms/apostrophe/commit/5a88e9630cbbdde33154ef8abe7557ddf7be418b
- https://github.com/apostrophecms/apostrophe
CVE-2026-53609 · published · modified · JSON