How severe is CVE-2025-4557?

CVE-2025-4557 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2025-4557 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-4557?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2025-4557 have an EU (EUVD) identifier?

Yes. CVE-2025-4557 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-14266.

When was CVE-2025-4557 published?

CVE-2025-4557 was published on 2025-05-12 and last updated on 2026-06-17.

CVE-2025-4557

CVE-2025-4557 is a critical-severity vulnerability with a CVSS 3.x base score of 9.1. 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-306.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
CVSS v4: 8.8
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-14266
Weakness: CWE-306
Published: 2025-05-12
Last modified: 2026-06-17

Description

The specific APIs of Parking Management System from ZONG YU has a Missing Authentication vulnerability, allowing unauthenticated remote attackers to access specific APIs and operate system functions. These functions include opening gates and restarting the system.

Frequently asked questions

What is CVE-2025-4557?: The specific APIs of Parking Management System from ZONG YU has a Missing Authentication vulnerability, allowing unauthenticated remote attackers to access specific APIs and operate system functions. These functions include opening gates and restarting the system.
How severe is CVE-2025-4557?: CVE-2025-4557 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2025-4557 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-4557?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-4557 have an EU (EUVD) identifier?: Yes. CVE-2025-4557 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-14266.
When was CVE-2025-4557 published?: CVE-2025-4557 was published on 2025-05-12 and last updated on 2026-06-17.

References

Other CWE-306 (Missing Authentication for Critical Function) vulnerabilities

CVE-2026-54309 — Critical (CVSS 10.0): n8n is an open source workflow automation platform. Prior to 2.25.7 and 2.26.2, when @n8n/mcp-browser is run in HTTP…
CVE-2026-50242 — Critical (CVSS 10.0): In JetBrains Hub before 2026.1.13757, 2025.3.148033, 2025.2.148048, 2025.1.148120, 2024.3.148430, 2024.2.148429…
CVE-2026-49257 — Critical (CVSS 10.0): mcp-pinot is a Python-based Model Context Protocol (MCP) server for interacting with Apache Pinot. In versions 3.0.1…
CVE-2026-46846 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Security Framework).…
CVE-2026-46803 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Security Framework).…
CVE-2026-46800 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Sites product of Oracle Fusion Middleware (component: WebCenter Sites).…

Browse all CWE-306 (Missing Authentication for Critical Function) vulnerabilities →