Severity: CVSS 4.0: 1.3 (low) CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L/E:U/S:N/AU:Y/R:A/V:D/RE:M/U:Amber
Affected versions: - Apache CouchDB before 3.5.3 Description: Unsafe binary deserialisation in chttpd in Apache CouchDB 3.5.2 and below on all platforms allows an authenticated user to cause a denial of service via memory exhaustion. Users are recommended to upgrade to version 3.5.3, which fixes this issue. Credit: Piotr Karwasz & ZeroVuln Labs reported this issue independently (finder) References: https://lists.apache.org/thread.html/pj83174r8f8f64odf47fwhozbfjtot0f https://couchdb.apache.org/ https://www.cve.org/CVERecord?id=CVE-2026-90799
