CVE-2026-20989

Improper verification of cryptographic signature in Font Settings prior to SMR Mar-2026 Release 1 allows physical attackers to use custom font

Medium · published March 16, 2026

CVSS v4.0
5.1
EPSS
0%
Percentile
1.4
In the wild
Unconfirmed
What it is

Improper verification of cryptographic signature in Font Settings prior to SMR Mar-2026 Release 1 allows physical attackers to use custom font.

The record
Technical detail
CVSS v4.0
5.1 · MEDIUM
Vector
CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
EPSS
0.00114 · 1.4th percentile
Published
2026-03-16T04:31Z
EPSS history
Timeline
  • 16 MAR 04:31Z
    Improper verification of cryptographic signature in Font Settings prior to SMR Mar-2026 Release 1 allows physical attackers to use custom font
    cvelistv5