SvelteKit 2.38.0 before 2.60.1 Cross-User Data Disclosure via query.batch
Exact source revision recorded 23 Oct 2026 15:48:27 UTC. It does not establish the source's current position. Latest evidence.
cve-program · CVE-2026-82258
PublishedSvelteKit 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.
- Source published
- 28 Aug 2026 10:49:42 UTC
- Source modified
- 8 Oct 2026 15:25:30 UTC
- Observed here
- 23 Oct 2026 15:48:27 UTC
- Source terms
- CVE Program Terms of Use
Original source record · Cite this exact observation · Complete original publisher JSON
This view projects the publisher's source fields for reading; the original JSON retains additional fields and CVE enrichment containers. Attribution: cve-program · CVE Program Terms of Use. Source text is retained; field grouping and change labels are provided by ChangeIntel.
CVSS 4.0 · 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