CVE-2025-66956

CRITICALNVD 9.99.9—

9.9

Insecure Access Control in Contact Plan, E-Mail, SMS and Fax components in Asseco SEE Live 2.0 allows remote attackers to access and execute attachments via a computable URL.

CVSS v3: 9.9
EG Score: 9.9(medium)
EPSS: 34.3%
KEV: Not listed

Published

March 11, 2026

Last Modified

April 27, 2026

Advisory Details (3)

Auto-updated May 16, 2026

No patch confirmed yet.

generic

Live | Contact Center & Process Automation Platform

https://live.asee.io/

generic

GitHub - TheWoodenBench/CVE-2025-66956: Insecure Access Control in Contact Plan, E-Mail, SMS and Fax components in Asseco SEE Live 2.0 allows remote attackers to access and execute attachments via a computable URL. · GitHub

https://github.com/TheWoodenBench/CVE-2025-66956

generic

Asseco Group

http://asseco.com

Data Freshness Timeline

(refreshed 18× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

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Frequently asked(5)

What is CVE-2025-66956?

CVE-2025-66956 is a critical vulnerability published on March 11, 2026. Insecure Access Control in Contact Plan, E-Mail, SMS and Fax components in Asseco SEE Live 2.0 allows remote attackers to access and execute attachments via a computable URL.

When was CVE-2025-66956 disclosed?

CVE-2025-66956 was first published in the National Vulnerability Database on March 11, 2026, with the most recent update on April 27, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-66956 actively exploited?

CVE-2025-66956 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 34.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2025-66956?

CVE-2025-66956 has a CVSS v3 base score of 9.9 (NVD).

How do I remediate CVE-2025-66956?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-66956, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2025-66956

📅 Published

🔄 Last Modified

📋 Advisory Details (3)

Live | Contact Center & Process Automation Platform

GitHub - TheWoodenBench/CVE-2025-66956: Insecure Access Control in Contact Plan, E-Mail, SMS and Fax components in Asseco SEE Live 2.0 allows remote attackers to access and execute attachments via a computable URL. · GitHub

Asseco Group

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2025-66956?

Published

Last Modified

Advisory Details (3)

Frequently asked(5)