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Apostrophe has Server-Side Prototype Pollution in apos.util.set via patch operators that leads to process-wide authorization bypass
Apostrophe has Server-Side Prototype Pollution in apos.util.set via patch operators that leads to process-wide authorization bypass
Affected packages
- apostrophe
Exploit signal
- Known exploited (CISA KEV)
- No
- EPSS score
- 0.24%
- EPSS percentile
- 14.8%
EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs. This advisory is in the top 15%.
Sources
- 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
Structured record: https://osv.dev/vulnerability/GHSA-6h5j-32cf-4253
Recommended response stack
Snyk — Scan your dependencies in CI and fix this vulnerability.→Socket — Detect malicious and compromised packages before they ship.→
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