How severe is CVE-2025-6505?

CVE-2025-6505 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-6505 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-6505?

CVE-2025-6505 affects Progress Hybrid Data Pipeline. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-6505?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-6505 have an EU (EUVD) identifier?

Yes. CVE-2025-6505 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-22997.

When was CVE-2025-6505 published?

CVE-2025-6505 was published on 2025-07-29 and last updated on 2026-06-17.

CVE-2025-6505

CVE-2025-6505 is a high-severity vulnerability in Progress Hybrid Data Pipeline with a CVSS 3.x base score of 8.1. 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-287.

Key facts

Severity: High (CVSS 3.x base score 8.1)
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-22997
Weakness: CWE-287
Affected product: Progress Hybrid Data Pipeline
Published: 2025-07-29
Last modified: 2026-06-17

Description

Unauthorized access and impersonation can occur in versions 4.6.2.3226 and below of Progress Software's Hybrid Data Pipeline Server on Linux. This vulnerability allows attackers to combine credentials from different sources, potentially leading to client impersonation and unauthorized access. When OAuth Clients perform an OAuth handshake with the Hybrid Data Pipeline Server, the server accepts client credentials from both HTTP headers and request parameters.

Frequently asked questions

What is CVE-2025-6505?: Unauthorized access and impersonation can occur in versions 4.6.2.3226 and below of Progress Software's Hybrid Data Pipeline Server on Linux. This vulnerability allows attackers to combine credentials from different sources, potentially leading to client impersonation and unauthorized access. When OAuth Clients perform an OAuth handshake with the Hybrid Data Pipeline Server, the server accepts client credentials from both HTTP headers and request parameters.
How severe is CVE-2025-6505?: CVE-2025-6505 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-6505 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-6505?: CVE-2025-6505 affects Progress Hybrid Data Pipeline. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-6505?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-6505 have an EU (EUVD) identifier?: Yes. CVE-2025-6505 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-22997.
When was CVE-2025-6505 published?: CVE-2025-6505 was published on 2025-07-29 and last updated on 2026-06-17.

References

https://community.progress.com/s/article/DataDirect-Hybrid-Data-Pipeline-Critical-Security-Product-Alert-Bulletin-July-2025---CVE-2025-6505

Affected products (1)

cpe:2.3:a:progress:hybrid_data_pipeline:*:*:*:*:*:*:*:*

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