Is CVE-2025-27253 in the CISA KEV catalog?

No. CVE-2025-27253 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-27253?

CVE-2025-27253 has a CVSS v3 base score of 6.1 (MEDIUM).

What is the EPSS score for CVE-2025-27253?

CVE-2025-27253 has an EPSS score of 0.22% (12th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2025-27253?

No published fix for CVE-2025-27253 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2025-27253

MEDIUM

6.1

CVSS v3

NVD

Description

A CWE-15 "External Control of System or Configuration Setting" in GE Vernova UR IED family devices from version 7.0 up to 8.60 allows an attacker to provide input that establishes a TCP connection through a port forwarding. The lack of the IP address and port validation may allow the attacker to bypass firewall rules or to send malicious traffic in the network.

CWE-15

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

CVSS v3 Vector

Exploitability

Attack VectorAdjacent

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeChanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityLow

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:L

Exploit Intelligence

0.22%probability of exploitation in 30 days

12thpercentile

Low risk: more likely to be exploited than 12% of all known CVEs.

References

Other references2

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-10-07.