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Medium severity · published Oct 20, 2025
CVE-2025-62522
vite allows server.fs.deny bypass via backslash on Windows
6.0
CVSS
1.1%
EPSS
No
On KEV
Description
Vite is a frontend tooling framework for JavaScript. In versions from 2.9.18 to before 3.0.0, 3.2.9 to before 4.0.0, 4.5.3 to before 5.0.0, 5.2.6 to before 5.4.21, 6.0.0 to before 6.4.1, 7.0.0 to before 7.0.8, and 7.1.0 to before 7.1.11, files denied by server.fs.deny were sent if the URL ended with \ when the dev server is running on Windows. Only apps explicitly exposing the Vite dev server to the network and running the dev server on Windows were affected. This issue has been patched in versions 5.4.21, 6.4.1, 7.0.8, and 7.1.11.
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 64% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
VI
vite · vitejs
>= 7.1.0, < 7.1.11; >= 7.0.0, < 7.0.8; >= 6.0.0, < 6.4.1; >= 5.2.6, < 5.4.21; >= 4.5.3, < 5.0.0; >= 3.2.9, < 4.0.0; +1 more · source: vendor
In the news
VulnerabilityCritical
Siemens SIDIS Prime
View CSAF Summary SIDIS Prime before V4.0.800 is affected by multiple vulnerabilities in the components OpenSSL, SQLite, and several Node.js packages as described below. Siemens has released a new version of SIDIS Prime and recommends to update to the latest version. The following versions of Siemens SIDIS Prime are affected: SIDIS Prime vers:intdot/&lt;4.0.800 (CVE-2024-29857, CVE-2024-30171, CVE-2024-30172, CVE-2024-41996, CVE-2025-6965, CVE-2025-7783, CVE-2025-9230, CVE-2025-9232, CVE-2025-9670, CVE-2025-12816, CVE-2025-15284, CVE-2025-58751, CVE-2025-58752, CVE-2025-58754, CVE-2025-62522, CVE-2025-64718, CVE-2025-64756, CVE-2025-66030, CVE-2025-66031, CVE-2025-66035, CVE-2025-66412, CVE-2025-69277, CVE-2026-22610) CVSS Vendor Equipment Vulnerabilities v3 8.7 Siemens Siemens SIDIS Prime Out-of-bounds Read, Observable Discrepancy, Improper Input Validation, Improper Certificate Validation, Numeric Truncation Error, Use of Insufficiently Random Values, Out-of-bounds Write, Inefficient Regular Expression Complexity, Interpretation Conflict, Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal'), Relative Path Traversal, Allocation of Resources Without Limits or Throttling, Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution'), Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection'), Integer Overflow or Wraparound, Uncontrolled Recursio...
CVE-2024-29857CVE-2024-30171CVE-2024-30172
Mar 12, 2026·CISA Advisories
Affected product
VI
vite
vitejs
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-62522
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-62522
github.com
https://github.com/vitejs/vite/commit/f479cc57c425ed41ceb434fecebd63931b1ed4ed
github.com
https://github.com/vitejs/vite/security/advisories/GHSA-93m4-6634-74q7
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