How severe is CVE-2025-53860?

CVE-2025-53860 has a CVSS 3.x base score of 4.1, rated medium severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2025-53860 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-53860?

CVE-2025-53860 primarily affects F5 F5os-a. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-53860?

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

Does CVE-2025-53860 have an EU (EUVD) identifier?

Yes. CVE-2025-53860 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-34675.

When was CVE-2025-53860 published?

CVE-2025-53860 was published on 2025-10-15 and last updated on 2026-06-17.

CVE-2025-53860

CVE-2025-53860 is a medium-severity vulnerability in F5 F5os-a with a CVSS 3.x base score of 4.1. 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-214.

Key facts

Severity: Medium (CVSS 3.x base score 4.1)
CVSS v4: 5.6
EPSS exploit prediction: 0% (2nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-34675
Weakness: CWE-214
Affected product: F5 F5os-a
Published: 2025-10-15
Last modified: 2026-06-17

Description

A vulnerability exists in F5OS-A software that allows a highly privileged authenticated attacker to access sensitive FIPS hardware security module (HSM) information on F5 rSeries systems. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Frequently asked questions

What is CVE-2025-53860?: A vulnerability exists in F5OS-A software that allows a highly privileged authenticated attacker to access sensitive FIPS hardware security module (HSM) information on F5 rSeries systems. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
How severe is CVE-2025-53860?: CVE-2025-53860 has a CVSS 3.x base score of 4.1, rated medium severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2025-53860 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-53860?: CVE-2025-53860 primarily affects F5 F5os-a. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-53860?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-53860 have an EU (EUVD) identifier?: Yes. CVE-2025-53860 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-34675.
When was CVE-2025-53860 published?: CVE-2025-53860 was published on 2025-10-15 and last updated on 2026-06-17.

References

https://my.f5.com/manage/s/article/K000148625

Affected products (2)

cpe:2.3:o:f5:f5os-a:*:*:*:*:*:*:*:*
cpe:2.3:o:f5:f5os-a:1.8.0:*:*:*:*:*:*:*

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