CVE-2026-21036: samsung internet Incorrect Authorization
CVSS: 6.3v4.0MediumAnalyzed
Published 05-06-2026Last modified 05-06-2026
Vulnerability summary
CVE-2026-21036 is a medium (CVSS 6.3) Incorrect Authorization vulnerability in samsung internet. EPSS estimates a 0.09% chance of exploitation in the next 30 days, higher than 0.5% of scored vulnerabilities.
CVSS score
6.3/10
010
Medium · v4.0 (CVE.org)EPSS score
0.09%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 05-06-2026PublishedVulnerability first disclosed.
- 05-06-2026Last modifiedVulnerability information updated.
Description
Improper authorization in Samsung Internet prior to version 30.0.0.39 allows local attackers to access sensitive information.
CVSS metrics
3 scores · 2 sources · 2 versionsMedium 6.3Preferred score · CVE.org (CNA)
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:H/SI:H/SA:HSourcesAll 2 agree
- NVDNIST6.3MediumCVSS: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
Medium 5.5Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NSourcesSingle source
EPSS trend
Probability
0.09%
Chance of exploitation in the next 30 days
Percentile
1%
Versus all other CVEs
30-day change
0.00 pp
From 0.09% on 20-09-2026
20-09-202620-10-2026
EPSS score0.09%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Samsung1 product
- internet< 30.0.0.39
1 vendor · 1 product