CVE-2025-53856: TMM vulnerability
F5 · BIG-IP
Vendor fix available · Affected: F5 BIG-IP · Exploitation: unlikely (under 1%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 28% of scored CVEs
DescriptionCVE.org
When a virtual server, network address translation (NAT) object, or secure network address translation (SNAT) object uses the embedded Packet Velocity Acceleration (ePVA) feature, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate. To determine which BIG-IP platforms have an ePVA chip refer to K12837: Overview of the ePVA feature https://my.f5.com/manage/s/article/K12837 . Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- F5 · BIG-IPfrom 17.5.0 before 17.5.1.3; from 17.1.0 before 17.1.3; from 16.1.0 before 16.1.6.1; from 15.1.0 before 15.1.10.8
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- F5
- Published
- October 2025
CoverageNo articles yet
No CyberSIXT article names CVE-2025-53856 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.