CVE-2025-71410CWE-770denial-of-service

CVE-2025-71410

Medium · published August 7, 2026

CVSS v3.1
5.3
EPSS
0%
Percentile
24.6
In the wild
Unconfirmed
What it is

Unnumbered Disconnect (U DISC) and malformed Aviation Very High Frequency Link Control frames can terminate sessions and lead to a loss of CPDLC functions requiring a reversion to voice communication and increased controller workload. This type of attack can be carried out remotely over radio frequency.

The record
Technical detail
CVSS v3.1
5.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00327 · 24.6th percentile
Weakness
CWE-770 · Allocation of Resources Without Limits or Throttling
Published
2026-08-07T23:17Z
References (1)
https://www.cisa.gov/news-events/ics-advisories/icsa-26-219-01 · [email protected]
EPSS history
Timeline
  • 07 AUG 19:02Z
    Malicious Link Control Frames Can Cause Loss of CPDLC Functions
    cvelistv5