How severe is CVE-2025-4876?

CVE-2025-4876 has a CVSS 3.x base score of 6.0, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2025-4876 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-4876?

CVE-2025-4876 affects Connectwise Risk Assessment. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-4876?

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

Does CVE-2025-4876 have an EU (EUVD) identifier?

Yes. CVE-2025-4876 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-15721.

When was CVE-2025-4876 published?

CVE-2025-4876 was published on 2025-05-19 and last updated on 2026-06-17.

CVE-2025-4876

CVE-2025-4876 is a medium-severity vulnerability in Connectwise Risk Assessment with a CVSS 3.x base score of 6.0. 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-321.

Key facts

Severity: Medium (CVSS 3.x base score 6.0)
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-15721
Weakness: CWE-321
Affected product: Connectwise Risk Assessment
Published: 2025-05-19
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2025-4876?: CVE-2025-4876 has a CVSS 3.x base score of 6.0, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2025-4876 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-4876?: CVE-2025-4876 affects Connectwise Risk Assessment. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-4876?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-4876 have an EU (EUVD) identifier?: Yes. CVE-2025-4876 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-15721.
When was CVE-2025-4876 published?: CVE-2025-4876 was published on 2025-05-19 and last updated on 2026-06-17.

References

https://github.com/packetlabs/vulnerability-advisory/blob/main/Disclosures/PL-2025-11315/README.md

Affected products (1)

cpe:2.3:a:connectwise:risk_assessment:*:*:*:*:*:*:*:*

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