What is CVE-2026-33949?

CVE-2026-33949 is a high-severity vulnerability in Tinacms, classified under Path Traversal. CVSS score: 8.1/10. Published 2026-04-01.

How severe is CVE-2026-33949?

High severity. CVSS v3 base score is 8.1 out of 10.

Path Traversal in Tinacms

CVE-2026-33949

Tina is a headless content management system. Prior to version 2.2.2, a path traversal vulnerability in @tinacms/graphql allows unauthenticated users to write and overwrite arbitrary files within the project root. This is achieved by manip…

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.002 (47.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H.

Affected products

Tinacms — versions < 2.2.2

Weakness classification (CWE)

CWE-22 — Path Traversal
CWE-73 — External Control of File Name or Path

References

https://github.com/tinacms/tinacms/security/advisories/GHSA-v9p7-gf3q-h779 (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-33949?: CVE-2026-33949 is a high-severity vulnerability in Tinacms, classified under Path Traversal. CVSS score: 8.1/10. Published 2026-04-01.
How severe is CVE-2026-33949?: High severity. CVSS v3 base score is 8.1 out of 10.