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CVE-2026-21036

MEDIUMCVSS 5.5/10EPSS 0.10%

Last modified

CVE-2026-21036 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Improper authorization in Samsung Internet prior to version 30.0.0.39 allows local attackers to access sensitive information.. EPSS estimates a 0.10% chance of exploitation in the next 30 days.

Description

Improper authorization in Samsung Internet prior to version 30.0.0.39 allows local attackers to access sensitive information.

Metrics

CVSS 3.1
5.5/10

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

CVSS 4.0
6.3/10

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:H/SI:H/SA:H/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
0.10%

1.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
SamsungInternet< 30.0.0.39

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-21036?
Improper authorization in Samsung Internet prior to version 30.0.0.39 allows local attackers to access sensitive information.
How severe is CVE-2026-21036?
CVE-2026-21036 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.10% probability of exploitation in the next 30 days.
How do I fix CVE-2026-21036?
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.

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Source: NVD / NIST