Vulnerability in F5 nginx Unit
CVE-2025-1695
In NGINX Unit before version 1.34.2 with the Java Language Module in use, undisclosed requests can lead to an infinite loop and cause an increase in CPU resource utilization. This vulnerability allows a remote attacker to cause a degradation that can lead to a limited denial-of-service (DoS). There is no control plane exposure; this is a data plane issue only. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.006 (46.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 46.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: +0.000
Affected products
- F5 nginx Unit — versions 1.11.0
- F5 nginx Unit
Weakness classification (CWE)
References
- my.f5.com/manage/s/article/K000149959 (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2025-1695?
- CVE-2025-1695 is a medium-severity vulnerability in F5 nginx Unit, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 5.3/10. Published 2025-03-04.
- How severe is CVE-2025-1695?
- Medium severity. CVSS v3 base score is 5.3 out of 10.