CVE-2021-35945

HIGH 7.5CVE-2021-35945 · Published 29/09/2021 · updated 17/06/2026

In short

CVE-2021-35945 is a HIGH (CVSS 7.5) vulnerability affecting couchbase server (couchbase).
Chance of exploitation in the next 30 days (EPSS): 1.1%, higher than 65.4% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
couchbase server couchbase	`= 7.0.0≥ 4.5.0, ≤ 5.5.6≥ 6.0.0, ≤ 6.0.5≥ 6.5.0, ≤ 6.5.2≥ 6.6.0, ≤ 6.6.2`	No fix yet

Description

Couchbase Server 6.5.x, 6.6.0 through 6.6.2, and 7.0.0, has a Buffer Overflow. A specially crafted network packet sent from an attacker can crash memcached.

References

docs.couchbase.com/server/current/release-notes/relnotes.html · Release Notes
couchbase.com/alerts · Vendor Advisory

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Package

Affected versions

Patched versions

couchbase server

couchbase

= 7.0.0≥ 4.5.0, ≤ 5.5.6≥ 6.0.0, ≤ 6.0.5≥ 6.5.0, ≤ 6.5.2≥ 6.6.0, ≤ 6.6.2

No fix yet

More vulnerabilities in couchbase server

See all →