CVE-2026-8148

HIGH
Published May 8, 2026 Modified May 11, 2026 CWE-266

Description

NAVER MYBOX Explorer for Windows before 3.0.11.160 allows a local attacker to escalate privileges to NT AUTHORITY\SYSTEM via registry manipulation due to improper privilege checks.

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CVSS v3.1 Score

7.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS — Exploit Prediction

0.0001
Probability of exploitation
0.02%
Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-266 CWE-266

Affected Products

Vendor Product
navercorp mybox

References

Frequently Asked Questions

What is CVE-2026-8148? +
NAVER MYBOX Explorer for Windows before 3.0.11.160 allows a local attacker to escalate privileges to NT AUTHORITY\SYSTEM via registry manipulation due to improper privilege checks. It has a CVSS v3.1 base score of 7.8 (HIGH).
How severe is CVE-2026-8148? +
CVE-2026-8148 has a CVSS v3.1 score of 7.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0001, placing it in the 0th percentile for exploitation probability.
What products are affected by CVE-2026-8148? +
CVE-2026-8148 affects products from navercorp, specifically: mybox. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2026-8148? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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