NATS nats-server before 2.7.4 allows Directory Traversal (with write access) via an element in a ZIP archive for JetStream streams. nats-streaming-server before 0.24.3 is also affected.
https://github.com/nats-io/nats-server/security/advisories/GHSA-6h3m-36w8-hv68
https://github.com/nats-io/nats-server/releases
http://www.openwall.com/lists/oss-security/2022/03/10/1
https://advisories.nats.io/CVE/CVE-2022-26652.txt
Source: Mitre, NVD
Published: 2022-03-10
Updated: 2026-06-17
Base Score: 4
Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:P/A:N
Severity: Medium
Base Score: 6.5
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
EPSS: 0.01377