Vulnerability in Gradio-app Gradio

CVE-2026-48545

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…

EPSS: 0.000 (13.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-48545?
CVE-2026-48545 is a medium-severity vulnerability in Gradio-app Gradio, classified under Session Fixation. CVSS score: 6.8/10. Published 2026-05-27.
How severe is CVE-2026-48545?
Medium severity. CVSS v3 base score is 6.8 out of 10.