What is CVE-2026-1089?

CVE-2026-1089 is a medium-severity vulnerability in Fortra Goanywhere Mft, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.5/10. Published 2026-04-21.

How severe is CVE-2026-1089?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Fortra Goanywhere Mft

CVE-2026-1089

User‑Controlled HTTP Header in Fortra's GoAnywhere MFT prior to version 7.10.0 allows attackers to trigger a DNS lookup, as well as DNS Rebinding and Information Disclosure.

EPSS: 0.001 (19.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L.

Affected products

Fortra Goanywhere Mft — versions 0

Weakness classification (CWE)

CWE-74 — Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection)

References

www.fortra.com/security/advisories/product-security/fi-2026-005

Frequently asked questions

What is CVE-2026-1089?: CVE-2026-1089 is a medium-severity vulnerability in Fortra Goanywhere Mft, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.5/10. Published 2026-04-21.
How severe is CVE-2026-1089?: Medium severity. CVSS v3 base score is 6.5 out of 10.