What is CVE-2025-66485?

CVE-2025-66485 is a medium-severity vulnerability in Ibm Aspera Shares, classified under Improper Neutralization of HTTP Headers for Scripting Syntax. CVSS score: 5.4/10. Published 2026-04-01.

How severe is CVE-2025-66485?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Vulnerability in Ibm Aspera Shares

CVE-2025-66485

IBM Aspera Shares 1.9.9 through 1.11.0 is vulnerable to HTTP header injection, caused by improper validation of input by the HOST headers. This could allow an attacker to conduct various attacks against the vulnerable system, including cr…

EPSS: 0.000 (1.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.

Affected products

Ibm Aspera Shares — versions 1.9.9

Weakness classification (CWE)

CWE-644 — Improper Neutralization of HTTP Headers for Scripting Syntax

References

www.ibm.com/support/pages/node/7267848 (vendor-advisory, patch)

Frequently asked questions

What is CVE-2025-66485?: CVE-2025-66485 is a medium-severity vulnerability in Ibm Aspera Shares, classified under Improper Neutralization of HTTP Headers for Scripting Syntax. CVSS score: 5.4/10. Published 2026-04-01.
How severe is CVE-2025-66485?: Medium severity. CVSS v3 base score is 5.4 out of 10.