CVE-2026-28627
Low
No strong exploitation signal.
CVSS base
4.3
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
EPSS — probability of exploitation (30 days)
0.2%
11.5th percentile
CISA KEV
Not listed
Weakness / dates
CWE-693
Published 2026-09-08 · modified 2026-09-15
CVSS breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
| Attack Vector | N | Network |
| Attack Complexity | L | Low |
| Privileges Required | L | Low |
| User Interaction | N | None |
| Scope | U | Unchanged |
| Confidentiality | L | Low |
| Integrity | N | None |
| Availability | N | None |
Timeline
- 2026-09-08 — Published (NVD)
- 2026-09-15 — Last modified (NVD)
Description
In btm_sec_encrypt_change of btm_sec.cc, there is a possible downgrade attack due to a logic error in the code. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.