What is CVE-2025-4876?

CVE-2025-4876 is a medium-severity vulnerability in Connectwise Risk Assessment, classified under Use of Hard-coded Cryptographic Key. CVSS score: 6.0/10. Published 2025-05-19.

How severe is CVE-2025-4876?

Medium severity. CVSS v3 base score is 6.0 out of 10.

Is CVE-2025-4876 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Connectwise Risk Assessment

CVE-2025-4876

ConnectWise-Password-Encryption-Utility.exe in ConnectWise Risk Assessment allows an attacker to extract a hardcoded AES decryption key via reverse engineering. This key is embedded in plaintext within the binary and used in cryptographic operations without dynamic key management. Once obtained the key can be used to decrypt CSV input files used for authenticated network scanning.

EPSS: 0.001 (0.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N.

Affected products

Connectwise Risk Assessment — versions All versions prior to deprecation (July 2023)
Connectwise Risk_assessment

Weakness classification (CWE)

CWE-321 — Use of Hard-coded Cryptographic Key

Public proof-of-concept exploits

References

7d616e1a-3288-43b1-a0dd-0a65d3e70a49 (Third Party Advisory)

Frequently asked questions

What is CVE-2025-4876?: CVE-2025-4876 is a medium-severity vulnerability in Connectwise Risk Assessment, classified under Use of Hard-coded Cryptographic Key. CVSS score: 6.0/10. Published 2025-05-19.
How severe is CVE-2025-4876?: Medium severity. CVSS v3 base score is 6.0 out of 10.
Is CVE-2025-4876 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.