CVE-2026-97875

HIGH 8.1

DNS rebinding vulnerability in rojo serve HTTP API

CVSS Score

8.1

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-350
Vendor	rojo-rbx
Product	rojo
Published	Sep 25, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

rojo-rbx / rojo

0 < 7.7.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

Aiden Mohan (https://github.com/AidenMohan)