Medium severity · published Apr 21, 2026
CVE-2026-1089
User‑Controlled HTTP Header In Fortra's GoAnywhere MFT Allows Arbitrary DNS Lookups
6.5
CVSS
0.2%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 14% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GM
GoAnywhere MFT · Fortra
before 7.10.0 · source: vendor
GM
Goanywhere Managed File Transfer · Fortra
before 7.10.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-1089
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-1089
Vendor Advisory
https://www.fortra.com/security/advisories/product-security/fi-2026-005
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