# CVE-2021-27101

Accellion FTA 9_12_370 and earlier is affected by SQL injection via a crafted Host header in a request to document_root.html. The fixed version is FTA_9_12_380 and later.

- Page: https://www.vulneraibility.com/cve/CVE-2021-27101
- CVSS: 9.8
- Known exploited: yes, in CISA KEV since 2021-11-03; CISA due date 2021-11-17; known ransomware use
- EPSS: 4.28% (percentile 91.2)
- Unvetted proof-of-concept code on GitHub: 1 GitHub proof of concept (first 2026-09-07)
- CISA SSVC: exploitation active, automatable no, technical impact total (assessed 2025-05-27)
- Published: 2021-02-16

## Affected

- accellion:fta

## References

- [other] https://www.accellion.com/products/fta/
- [other] https://github.com/accellion/CVEs/blob/main/CVE-2021-27101.txt
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-27101

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.