How severe is CVE-2025-66485?

CVE-2025-66485 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-66485 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-66485?

CVE-2025-66485 affects Ibm Aspera Shares. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-66485?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-66485 have an EU (EUVD) identifier?

Yes. CVE-2025-66485 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-209182.

When was CVE-2025-66485 published?

CVE-2025-66485 was published on 2026-04-01 and last updated on 2026-06-17.

CVE-2025-66485

CVE-2025-66485 is a medium-severity vulnerability in Ibm Aspera Shares with a CVSS 3.x base score of 5.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-644.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
EPSS exploit prediction: 0% (10th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-209182
Weakness: CWE-644
Affected product: Ibm Aspera Shares
Published: 2026-04-01
Last modified: 2026-06-17

Description

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 cross-site scripting, cache poisoning or session hijacking.

Frequently asked questions

What is 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 cross-site scripting, cache poisoning or session hijacking.
How severe is CVE-2025-66485?: CVE-2025-66485 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-66485 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-66485?: CVE-2025-66485 affects Ibm Aspera Shares. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-66485?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-66485 have an EU (EUVD) identifier?: Yes. CVE-2025-66485 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-209182.
When was CVE-2025-66485 published?: CVE-2025-66485 was published on 2026-04-01 and last updated on 2026-06-17.

References

https://www.ibm.com/support/pages/node/7267848

Affected products (1)

cpe:2.3:a:ibm:aspera_shares:*:*:*:*:*:*:*:*

More vulnerabilities in Ibm Aspera Shares

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