CVE-2025-71409
No Authentication for Very High Frequency Data Link messages used in CPDLC
- State
- Published
- Severity
- 7.1 High
- Published
- Aug 7, 2026
- Updated
- Aug 10, 2026
- Reserved
- Aug 4, 2026
Description
Lack of authentication for Very High Frequency Data Link messages allows rogue ground stations to inject CPDLC messages leading to unexpected or misleading clearances and potential pilot confusion. This type of attack can be carried out remotely over radio frequency.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 7.1 High | CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:H/SA:L | icscert |
| 3.1 | 7.1 High | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:L | icscert |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
CPDLCATN-B1 |
|
References
- https://www.cisa.gov/news-events/ics-advisories/icsa-26-219-01third-party-advisory
Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.