CVE-2026-20458CWE-787

In Modem, there is a possible memory corruption due to a missing bounds check

High · published July 1, 2026

CVSS v3.1
7.5
EPSS
0%
Percentile
24.8
In the wild
Unconfirmed
What it is

In Modem, there is a possible memory corruption due to a missing bounds check. This could lead to remote escalation of privilege, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01402160; Issue ID: MSV-7298.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00329 · 24.8th percentile
Weakness
CWE-787 · Out-of-bounds Write
Published
2026-07-01T03:13Z
EPSS history
Timeline
  • 01 JUL 03:13Z
    In Modem, there is a possible memory corruption due to a missing bounds check
    cvelistv5