How severe is CVE-2025-27253?

CVE-2025-27253 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability low.

Is CVE-2025-27253 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-27253?

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

Does CVE-2025-27253 have an EU (EUVD) identifier?

Yes. CVE-2025-27253 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-7757.

When was CVE-2025-27253 published?

CVE-2025-27253 was published on 2025-03-10 and last updated on 2026-06-17.

CVE-2025-27253

CVE-2025-27253 is a medium-severity vulnerability with a CVSS 3.x base score of 6.1. 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-15.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
EPSS exploit prediction: 0% (12th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-7757
Weakness: CWE-15
Published: 2025-03-10
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2025-27253?: 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.
How severe is CVE-2025-27253?: CVE-2025-27253 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability low.
Is CVE-2025-27253 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-27253?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-27253 have an EU (EUVD) identifier?: Yes. CVE-2025-27253 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-7757.
When was CVE-2025-27253 published?: CVE-2025-27253 was published on 2025-03-10 and last updated on 2026-06-17.

References

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