How severe is CVE-2025-27259?

CVE-2025-27259 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-27259 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-27259?

CVE-2025-27259 affects Ericsson Network Manager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-27259?

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

Does CVE-2025-27259 have an EU (EUVD) identifier?

Yes. CVE-2025-27259 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-33967.

When was CVE-2025-27259 published?

CVE-2025-27259 was published on 2025-10-13 and last updated on 2026-06-17.

CVE-2025-27259

CVE-2025-27259 is a medium-severity vulnerability in Ericsson Network Manager with a CVSS 3.x base score of 5.4. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
CVSS v4: 2.4
EPSS exploit prediction: 0% (8th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-33967
Weakness: CWE-79
Affected product: Ericsson Network Manager
Published: 2025-10-13
Last modified: 2026-06-17

Description

Ericsson Network Manager versions prior to ENM 25.2 GA contain a vulnerability that, if exploited, can exfiltrate limited data or redirect victims to other sites or domains.

Frequently asked questions

What is CVE-2025-27259?: Ericsson Network Manager versions prior to ENM 25.2 GA contain a vulnerability that, if exploited, can exfiltrate limited data or redirect victims to other sites or domains.
How severe is CVE-2025-27259?: CVE-2025-27259 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-27259 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-27259?: CVE-2025-27259 affects Ericsson Network Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-27259?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-27259 have an EU (EUVD) identifier?: Yes. CVE-2025-27259 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-33967.
When was CVE-2025-27259 published?: CVE-2025-27259 was published on 2025-10-13 and last updated on 2026-06-17.

References

https://www.ericsson.com/en/about-us/security/psirt/security-bulletin-enm-october-2025

Affected products (1)

cpe:2.3:a:ericsson:network_manager:*:*:*:*:*:*:*:*

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