# CVE-2025-66484: IBM Aspera Shares 1.9.9 through 1.11.0 is vulnerable to stored cross-site scripting. This vulnerability allows users…

Source: https://junglewise.ai/threats/cve-2025-66484-ibm-aspera-shares-1-9-9-through-1-11-0-is-vulnerable-to-stored  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-04-01  
License: CC BY 4.0 with a link back

CVE-2025-66484 · Severity: medium · CVSS 5.5 · Published 2026-04-01

IBM Aspera Shares 1.9.9 through 1.11.0 is vulnerable to stored cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.

Technologies: [IBM Aspera Shares](https://junglewise.ai/threats/technologies/aspera-shares). Vendors: [IBM](https://junglewise.ai/threats/vendors/ibm).

## Quick answers

**Is CVE-2025-66484 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2025-66484 being exploited in the wild.

**How severe is CVE-2025-66484?** Medium severity, with a CVSS score of 5.5, published 1 April 2026.

**Which products and versions are affected?** IBM Aspera Shares. The advisory does not name versions.

**Is there a fix for CVE-2025-66484?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**Am I affected by CVE-2025-66484?** Check whether you run IBM Aspera Shares. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- IBM Aspera Shares

## Related threats

- [IBM Aspera Shares 1.9.9 through 1.11.0 does not properly rate limit the frequency that an authenticated user can send…](https://junglewise.ai/threats/cve-2025-66487-ibm-aspera-shares-1-9-9-through-1-11-0-does-not-properly-rate)
- [IBM Aspera Shares 1.9.9 through 1.11.0 is vulnerable to HTML injection. A remote attacker could inject malicious HTML…](https://junglewise.ai/threats/cve-2025-66486-ibm-aspera-shares-1-9-9-through-1-11-0-is-vulnerable-to-html)
- [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.](https://junglewise.ai/threats/cve-2025-66485-ibm-aspera-shares-1-9-9-through-1-11-0-is-vulnerable-to-http)
- [IBM Aspera Shares 1.9.9 through 1.11.0 does not invalidate session after a password reset which could allow an…](https://junglewise.ai/threats/cve-2025-66483-ibm-aspera-shares-1-9-9-through-1-11-0-does-not-invalidate)
- [IBM Aspera Shares 1.9.9 through 1.11.0 uses weaker than expected cryptographic algorithms that could allow an attacker…](https://junglewise.ai/threats/cve-2025-13916-ibm-aspera-shares-1-9-9-through-1-11-0-uses-weaker-than-expected)