CVE-2026-48545
6.8 MEDIUMGradio before version 6.15.0 contains a cookie injection vulnerability that allows remote attackers to perform cross-Space session fixati...
Published: 2026-05-27 · Last updated: 2026-06-02
Severity and scoring
- CVSS
- 6.8 MEDIUM
- Vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
- CWE
- CWE-384
Affected products
| Vendor | Product |
|---|---|
| gradio_project | gradio |
Description
Gradio before version 6.15.0 contains a cookie injection vulnerability that allows remote attackers to perform cross-Space session fixation by exploiting a shared module-level HTTP client used across all users in the reverse proxy endpoint. Attackers controlling any HF Space can return a parent-domain cookie that the shared client stores and automatically replays into all subsequent proxy requests to other legitimate Spaces, affecting all users of the same Gradio deployment.
Source: NVD
References
- [NVD]https://nvd.nist.gov/vuln/detail/CVE-2026-48545
- [Patch]https://github.com/gradio-app/gradio/commit/feb7237d01f359d2ad4ee42d00344e61692b3b39
- [Other]https://github.com/gradio-app/gradio/issues/13369
- [Patch]https://github.com/gradio-app/gradio/pull/13384
- [Other]https://github.com/gradio-app/gradio/releases/tag/gradio%406.15.0
- [Other]https://www.vulncheck.com/advisories/gradio-cookie-injection-via-shared-pro
- [Other]https://github.com/gradio-app/gradio/issues/13369
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- CVE-2026-10783 — A security flaw has been discovered in gradio-app gradio 6.14.0 (2.5 LOW)
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