How severe is CVE-2025-5129?

CVE-2025-5129 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-5129 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-5129?

CVE-2025-5129 affects Sangfor Atrust. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-5129?

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

Does CVE-2025-5129 have an EU (EUVD) identifier?

Yes. CVE-2025-5129 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16224.

When was CVE-2025-5129 published?

CVE-2025-5129 was published on 2025-05-24 and last updated on 2026-06-17.

CVE-2025-5129

CVE-2025-5129 is a high-severity vulnerability in Sangfor Atrust with a CVSS 3.x base score of 7.0. 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-426.

Key facts

Severity: High (CVSS 3.x base score 7.0)
CVSS v2: 6.0
CVSS v4: 7.3
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-16224
Weakness: CWE-426
Affected product: Sangfor Atrust
Published: 2025-05-24
Last modified: 2026-06-17

Description

A vulnerability has been found in Sangfor 零信任访问控制系统 aTrust 2.3.10.60 and classified as critical. Affected by this vulnerability is an unknown functionality in the library MSASN1.dll. The manipulation leads to uncontrolled search path. Local access is required to approach this attack. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2025-5129?: A vulnerability has been found in Sangfor 零信任访问控制系统 aTrust 2.3.10.60 and classified as critical. Affected by this vulnerability is an unknown functionality in the library MSASN1.dll. The manipulation leads to uncontrolled search path. Local access is required to approach this attack. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2025-5129?: CVE-2025-5129 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-5129 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-5129?: CVE-2025-5129 affects Sangfor Atrust. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-5129?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-5129 have an EU (EUVD) identifier?: Yes. CVE-2025-5129 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16224.
When was CVE-2025-5129 published?: CVE-2025-5129 was published on 2025-05-24 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:sangfor:atrust:2.3.10.60:*:*:*:*:*:*:*

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