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HIGHCVE-2026-34932Published Modified CNA GitHub_M

CVE-2026-34932: hoppscotch: Stored XSS via mock server responses on backend origin

hoppscotch is an open source API development ecosystem. Prior to version 2026.3.0, there is a stored XSS vulnerability that can lead to CSRF. This issue has been patched in version 2026.3.0.

Metrics

CVSS v4.0
8.5
Severity
HIGH
Fixed in
—
Affected Products
1
Affected packages
  • hoppscotch / hoppscotch
    < 2026.3.0
CVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
References