How severe is CVE-2025-15528?

CVE-2025-15528 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2025-15528 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-15528?

CVE-2025-15528 affects Open5gs. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-15528?

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

Does CVE-2025-15528 have an EU (EUVD) identifier?

Yes. CVE-2025-15528 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-206296.

When was CVE-2025-15528 published?

CVE-2025-15528 was published on 2026-01-16 and last updated on 2026-06-17.

CVE-2025-15528

CVE-2025-15528 is a medium-severity vulnerability in Open5gs with a CVSS 3.x base score of 5.3. 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-404.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
CVSS v4: 5.5
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-206296
Weakness: CWE-404
Affected product: Open5gs
Published: 2026-01-16
Last modified: 2026-06-17

Description

A vulnerability has been found in Open5GS up to 2.7.6. Affected by this vulnerability is an unknown functionality of the component GTPv2 Bearer Response Handler. Such manipulation leads to denial of service. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The name of the patch is 98f76e98df35cd6a35e868aa62715db7f8141ac1. A patch should be applied to remediate this issue.

Frequently asked questions

What is CVE-2025-15528?: A vulnerability has been found in Open5GS up to 2.7.6. Affected by this vulnerability is an unknown functionality of the component GTPv2 Bearer Response Handler. Such manipulation leads to denial of service. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The name of the patch is 98f76e98df35cd6a35e868aa62715db7f8141ac1. A patch should be applied to remediate this issue.
How severe is CVE-2025-15528?: CVE-2025-15528 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2025-15528 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-15528?: CVE-2025-15528 affects Open5gs. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-15528?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-15528 have an EU (EUVD) identifier?: Yes. CVE-2025-15528 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-206296.
When was CVE-2025-15528 published?: CVE-2025-15528 was published on 2026-01-16 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*

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