CVE-2026-90799

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...

CVE-2026-90799

Apache CouchDB version 3.5.2 and below are vulnerable to a denial of service attack on all platforms. The root cause is unsafe binary deserialisation within the chttpd component, which can be triggered by an authenticated user providing specially crafted sequence values in _changes sequences and ...

EUVD-2026-105158

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...

CVE-2026-90799 Apache CouchDB: Atom-table exhaustion in _changes sequences and _search bookmarks with specially crafted sequence values

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...