CVE-2025-66956

CRITICAL

Asseco SEE Live 2.0 - Improper Access Control in Contact Plan, E-Mail, SMS and Fax Components

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2025-66956. PoCs published by TheWoodenBench.

AI-analyzed exploit summary The repository provides a technical description of CVE-2025-66956, an insecure access control vulnerability in Asseco SEE Live 2.0. It details the attack vector, including how remote attackers can access and execute attachments via a computable URL, but does not include functional exploit code.

Description

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.

Exploits (1)

nomisec WRITEUP
by TheWoodenBench · poc
https://github.com/TheWoodenBench/CVE-2025-66956

The repository provides a technical description of CVE-2025-66956, an insecure access control vulnerability in Asseco SEE Live 2.0. It details the attack vector, including how remote attackers can access and execute attachments via a computable URL, but does not include functional exploit code.

Classification
Writeup 90%
Attack Type
Auth Bypass
Complexity
Trivial
Reliability
Reliable
Target: Asseco SEE Live 2.0
No auth needed
Prerequisites: ability to send an attachment to the target system · knowledge of the MD5 hash of the file
devstral-2 · analyzed May 04, 2026 Full analysis →

References (4)

Core 4
Core References
Various Sources
http://asseco.com
Various Sources
http://live.com
Various Sources
https://live.asee.io/

Scores

CVSS v3 9.9
EPSS 0.0058
EPSS Percentile 42.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-284
Status published
Published Mar 11, 2026
Tracked Since Mar 12, 2026