CVE-2026-90797

UNKNOWN 0.0

Apache CouchDB: Pre-authentication gzip decompression bomb via POST /_session

CVSS Score

0.0

EPSS Score

0.0%

EPSS Percentile

0th

An unlimited gzip decompression routine in chttpd in Apache CouchDB 3.5.2 and below on all platforms allows any remote client to cause a denial of service via memory exhaustion. Users are recommended to upgrade to version 3.5.3, which fixes this issue.

Vendor	apache software foundation
Product	apache couchdb
Published	Oct 20, 2026
Last Updated	Oct 20, 2026

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Affected Versions

Apache Software Foundation / Apache CouchDB

0 < 3.5.3

References

NVD ↗ CVE.org ↗ EPSS Data ↗

lists.apache.org: https://lists.apache.org/thread.html/pj83174r8f8f64odf47fwhozbfjtot0f lists.apache.org: https://lists.apache.org/thread/gsbotof0qn8x6zlpd7t568ny4053jo0n

Credits

🔍 ZeroVuln labs