CVE-2026-1089 json
User‑Controlled HTTP Header In Fortra's GoAnywhere MFT Allows Arbitrary DNS Lookups
published 2026-04-21 6 mo ago modified 2026-10-26 13 d ago also EUVD-2026-24130
- cvss
- 6.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 13%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- Fortra GoAnywhere MFT 7.10.0
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 6 mo ago
Exploit prediction
0.23% chance of exploitation in the next 30 days, higher than 13% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L |
Affected products
- Fortra GoAnywhere MFT
Classification
- Weakness
-
- CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component
References
-
fortra.com
/security/advisories/product-security/fi-2026-005
vendor-advisory
Sources
- CVE List CVE-2026-1089
- NVD CVE-2026-1089
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