Medium severity6.5NVD Advisory· Published Aug 13, 2026· Updated Aug 31, 2026
CVE-2026-53786
CVE-2026-53786
Description
rsync before 3.5.0 contains a filter rule bypass vulnerability that allows authenticated clients to override module-level filter restrictions by supplying malicious --filter merge file directives. Attackers can inject client-side merge file directives during filter evaluation to introduce rules that supersede daemon module-level restrictions, gaining access to files the module filter was intended to exclude.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2Patches
Vulnerability mechanics
References
3- github.com/RsyncProject/rsync/security/advisories/GHSA-mrc3-6cwx-hch6nvdVendor Advisory
- www.vulncheck.com/advisories/rsync-filter-rule-bypass-via-filter-merge-directivenvdRelease NotesThird Party Advisory
- github.com/RsyncProject/rsync/releases/tag/v3.5.0nvdProductRelease Notes
News mentions
0No linked articles in our index yet.