CVE-2025-58120When HTTP/2 Ingress is configured, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate.
Updated under an hour ago ()
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It affects f5 big-ip_next_cloud-native_network_functions and 2 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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When HTTP/2 Ingress is configured, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
- CVSS
- 7.5 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-476
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Oct 18, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
f5 big-ip_next_cloud-native_network_functions f5:big-ip_next_cloud-native_network_functions | from 1.1.0 through 1.4.1; 2.0.0 | NVD |
f5 big-ip_next_for_kubernetes f5:big-ip_next_for_kubernetes | 2.0.0 | NVD |
f5 big-ip_next_service_proxy_for_kubernetes f5:big-ip_next_service_proxy_for_kubernetes | from 1.7.0 before 1.7.14; 1.7.14; 2.0.0 | NVD |
References
- https://my.f5.com/manage/s/article/K000156623vendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.