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.
CVE-2025-62522
This medium-severity CVE scores 6.0 under NVD CVSS v3. EPSS exploit probability: 0.8%, top 25% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- Lower severity and no public exploit yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 6.0
- EG Score
- 6.0(medium)
- EPSS
- 59.7%
- KEV
- Not listed
Published
October 20, 2025
Last Modified
June 17, 2026
References (2)
- security-advisories@githubhttps://github.com/vitejs/vite/commit/f479cc57c425ed41ceb434fecebd63931b1ed4ed
- security-advisories@githubhttps://github.com/vitejs/vite/security/advisories/GHSA-93m4-6634-74q7
Affected Packages
(1 across 1 ecosystem)
npm(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| vite | — | 5.4.21 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 9× in last 7d / 45× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 112 total refreshes for this CVE.
- 2026-07-22 14:08 UTCEPSS rescore
- 2026-07-21 15:24 UTCEPSS rescore
- 2026-07-20 17:08 UTCEPSS rescore
- 2026-07-19 14:30 UTCEPSS rescore
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- 2026-07-14 05:40 UTCOSV refresh
- 2026-07-13 22:29 UTCEPSS rescore
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- 2026-07-12 05:46 UTCEPSS rescore
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- 2026-07-05 02:30 UTCEPSS rescore
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- 2026-06-27 03:08 UTCEPSS rescore
- 2026-06-26 03:16 UTCOSV refresh
- 2026-06-25 13:49 UTCEPSS rescore
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- 2026-06-23 21:32 UTCEPSS rescore
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- 2026-06-22 14:25 UTCEPSS rescore
- 2026-06-21 14:56 UTCEPSS rescore
- 2026-06-21 14:56 UTCEPSS rescore
- 2026-06-21 01:59 UTCEPSS rescore
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- 2026-06-19 19:25 UTCEPSS rescore
- 2026-06-19 19:25 UTCEPSS rescore
- 2026-06-18 17:52 UTCEPSS rescore
- 2026-06-18 17:52 UTCEPSS rescore
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- 2026-06-16 17:52 UTCEPSS rescore
- 2026-06-15 17:48 UTCEPSS rescore
- 2026-06-15 17:48 UTCEPSS rescore
- 2026-06-14 23:18 UTCEPSS rescore
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- 2026-06-10 22:18 UTCEPSS rescore
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- 2026-06-10 13:22 UTCEPSS rescore
- 2026-06-08 15:22 UTCEG score recompute▲ 6.00
- 2026-06-08 14:17 UTCEPSS rescore
- 2026-06-08 14:16 UTCEPSS rescore
- 2026-06-07 15:24 UTCEPSS rescore
- 2026-06-07 15:24 UTCEPSS rescore
- 2026-06-06 13:47 UTCEPSS rescore
- 2026-06-06 13:47 UTCEPSS rescore
- 2026-06-05 22:46 UTCEPSS rescore
- 2026-06-05 22:46 UTCEPSS rescore
- 2026-06-05 06:10 UTCEPSS rescore
- 2026-06-05 06:10 UTCEPSS rescore
- 2026-06-04 13:12 UTCEPSS rescore
- 2026-06-04 13:12 UTCEPSS rescore
- 2026-06-02 20:13 UTCEPSS rescore
- 2026-06-02 20:12 UTCEPSS rescore
- 2026-06-02 10:09 UTCOSV refresh
- 2026-06-01 13:51 UTCEPSS rescore
- 2026-06-01 13:51 UTCEPSS rescore
- 2026-05-31 22:30 UTCEPSS rescore
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- 2026-05-31 00:16 UTCEPSS rescore
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- 2026-05-29 13:44 UTCEPSS rescore
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- 2026-05-27 13:40 UTCEPSS rescore
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- 2026-05-26 13:43 UTCEPSS rescore
- 2026-05-26 07:18 UTCEPSS rescore
Publicly available exploits
(1 reference)Working exploit code is in the public domain. Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Nucleihttp/cves/2025/CVE-2025-62522.yamlFirst seen Jan 1, 2025
Vite - Information Disclosure
Open source ↗
Related CVEs(same CWE)
Frequently asked(5)
What is CVE-2025-62522?
When was CVE-2025-62522 disclosed?
Is CVE-2025-62522 actively exploited?
What is the CVSS score of CVE-2025-62522?
How do I remediate CVE-2025-62522?
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2025-62522
Is Your Infrastructure Affected by CVE-2025-62522?
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.