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CVE-2026-20991

MEDIUMCVSS 6.7/10EPSS 0.12%

Last modified

CVE-2026-20991 is a medium-severity vulnerability rated 6.7/10 on the CVSS scale. Improper privilege management in ThemeManager prior to SMR Mar-2026 Release 1 allows local privileged attackers to reuse trial contents.. EPSS estimates a 0.12% chance of exploitation in the next 30 days.

Description

Improper privilege management in ThemeManager prior to SMR Mar-2026 Release 1 allows local privileged attackers to reuse trial contents.

Metrics

CVSS 3.1
4.4/10

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

CVSS 4.0
6.7/10

CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability
0.12%

2.1th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
SamsungAndroid14.0
SamsungAndroid15.0
SamsungAndroid16.0

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-20991?
Improper privilege management in ThemeManager prior to SMR Mar-2026 Release 1 allows local privileged attackers to reuse trial contents.
How severe is CVE-2026-20991?
CVE-2026-20991 has a CVSS score of 6.7/10 (MEDIUM severity). The EPSS model estimates a 0.12% probability of exploitation in the next 30 days.
How do I fix CVE-2026-20991?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-20991?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST