Is CVE-2022-28357 actively exploited?

No active exploitation of CVE-2022-28357 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2022-28357 be exploited remotely?

Yes. CVE-2022-28357 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2022-28357?

CVE-2022-28357 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2022-28357

CWE-22Published: September 19, 2023· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

NATS nats-server 2.2.0 through 2.7.4 allows directory traversal because of an unintended path to a management action from a management account.

NVD Source

Risk Analysis

A directory traversal vulnerability exists in NATS nats-server, allowing unauthorized access to management actions. This critical flaw is remotely exploitable and carries a CVSS score of 9.8.

No public exploit is known, and the vulnerability is not included in the CISA KEV catalog.

Recommended Action

Users should update to a patched version of nats-server that addresses this directory traversal flaw.

Generated by the CTIWATCH analysis pipeline from this CVE's metadata (CVSS, EPSS, KEV status, exploit intelligence). Verify against vendor advisories before acting.

Technical Analysis

CVE-2022-28357 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.