CVE-2026-34848 identifies a stored Cross-Site Scripting (XSS) vulnerability within hoppscotch, an open-source API development ecosystem, affecting versions prior to 2026.3.0. This medium-severity flaw (CVSS 5.4) allows an authenticated attacker with low privileges to inject malicious scripts via the team member display name, which is triggered when a user views the overflow tooltip. Exploitation requires user interaction and could lead to low impacts on confidentiality and integrity. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2026.3.0CPE matchmatch criteria | cpe:2.3:a:hoppscotch:hoppscotch:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
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