SecuriTricks - CVE-2025-57618

Description

A path traversal vulnerability in FastX3 thru 3.3.67 allows an unauthenticated attacker to read arbitrary files on the server. By leveraging this vulnerability, it is possible to access the application's configuration files, which contain the secret key used to sign JSON Web Tokens as well as existing JTIs. With this information, an attacker can forge valid JWTs, impersonate the root user, and achieve remote code execution in privileged context via authenticated endpoints.

Product(s) Impacted

Vendor	Product	Versions
Fastx	Fastx	3.3.67

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-24

Path Traversal: '../filedir'

The product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize "../" sequences that can resolve to a location that is outside of that directory.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	fastx	fastx	3.3.67	/	/	/	/	/	/	/

References

https://gitlab.com/daniele_m/cve-list/-/blob/main/README.md?ref_type=heads

https://www.starnet.com/fastx/

https://www.starnet.com/help/fastx3-3-server-release-notes/

CVSS Score

7.3 / 10

CVSS Data - 3.1

Attack Vector: NETWORK
Attack Complexity: LOW
Privileges Required: NONE
Scope: UNCHANGED
Confidentiality Impact: LOW
Integrity Impact: LOW
Availability Impact: LOW

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

View Vector String

Timeline

Published: Oct. 14, 2025, 6:15 p.m.
Last Modified: Oct. 14, 2025, 7:35 p.m.

Status : Awaiting Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

cve@mitre.org

CVE-2025-57618