How severe is CVE-2025-31125?

CVE-2025-31125 has a CVSS 3.1 base score of 5.3 (MEDIUM). EPSS estimates a 64.7% probability of exploitation in the next 30 days. It is listed in the CISA Known Exploited Vulnerabilities catalog.

CVE-2025-31125: Vite has a `server.fs.deny` bypassed for `inline` and

CISA Known Exploited Vulnerabilities

Vite Vitejs Improper Access Control Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.

Added to KEV

2026-01-22

Remediation due

2026-02-12

Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

CISA notes
This vulnerability could affect an open-source component, third-party library, protocol, or proprietary implementation that could be used by different products. For more information, please see: https://github.com/vitejs/vite/commit/59673137c45ac2bcfad1170d954347c1a17ab949 ; https://nvd.nist.gov/vuln/detail/CVE-2025-31125

Description

Vite is a frontend tooling framework for javascript. Vite exposes content of non-allowed files using ?inline&import or ?raw?import. Only apps explicitly exposing the Vite dev server to the network (using --host or server.host config option) are affected. This vulnerability is fixed in 6.2.4, 6.1.3, 6.0.13, 5.4.16, and 4.5.11.

Severity

CVSS 3.1 · CNA5.3 MEDIUM

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

SSVC · CISA-ADP

Exploitationactive

Automatableno

Technical impacttotal

Affected Products

Vendor	Product	Affected versions
vitejs	vite	>= 6.2.0, < 6.2.4 >= 6.1.0, < 6.1.3 >= 6.0.0, < 6.0.13 >= 5.0.0, < 5.4.16 < 4.5.11

References

2 Links

Other references

Record Details

Published

2025-03-31

Last updated

2026-01-23

Assigner (CNA)

GitHub_M

Credited to

Related Tool Categories

Tool categories that test for or protect against this vulnerability class.

CWE-200 · Exposure of Sensitive Information

Application Security Tools Data Security Software

CWE-284 · Improper Access Control

IAM Tools Application Security Tools

CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). This site is not endorsed or certified by MITRE, NVD, CISA, or FIRST.