CVE-2026-97875

DNS rebinding vulnerability in rojo serve HTTP API

State: Published
Severity: 8.1 High
Published: Sep 25, 2026
Updated: Sep 25, 2026
Reserved: Sep 25, 2026

Description

Rojo's "rojo serve" HTTP API (default port 34872) has no Host/Origin header validation, making it vulnerable to DNS rebinding. A malicious webpage can read all project source, write malicious code to files on disk, and launch local programs via opener::open() with no user interaction beyond visiting the page.

Scores

CVSS	Score	Vector	Source
3.1	8.1 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N	redhat-cnalr

Weaknesses

CWE-350

Affected Products

Product	Versions
rojorojo-rbx	before 7.7.0Affected

References

https://github.com/rojo-rbx/rojo/pull/1270patch
https://rustsec.org/advisories/RUSTSEC-2026-0279.htmlvendor-advisory
https://osv.dev/vulnerability/RUSTSEC-2026-0279related

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