# CVE-2026-82258

## Summary

- **CVE ID:** CVE-2026-82258
- **Severity:** MEDIUM
- **CVSS Score:** 5.9 (CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:P/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N)
- **CWE:** CWE-362
- **Published:** Aug 28, 2026
- **Last Modified:** Aug 31, 2026

## Description

SvelteKit versions from 2.38.0 before 2.60.1 contain a race condition in query.batch that allows concurrent requests from different users to merge under a single request context. Attackers can exploit specific timing conditions to access sensitive data from other users' concurrent requests.

## Affected Products

- sveltejs — kit (2.38.0)
- sveltejs — kit (2.60.1)

## References

- [CNA](https://github.com/sveltejs/kit/security/advisories/GHSA-hgv7-v322-mmgr)
- [CNA](https://www.vulncheck.com/advisories/sveltekit-2.38.0-before-2.60.1-cross-user-data-disclosure-via-query-batch)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.15%
- **EPSS Percentile:** 4.3

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._