CVE-2026-63693 (CVSS 6.6)

Description

Dell Client BIOS contains an Improper Link Resolution Before File Access ('Link Following') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Arbitrary Write

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CVSS v3.1 Score

6.6

MEDIUM

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

EPSS — Exploit Prediction

0.0010

Probability of exploitation

0.01%

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-379 CWE-379

References

Other References

https://www.dell.com/support/kbdoc/en-us/000501826/dsa-2026-280-security-update-for-dell-client-platform-bios-for-an-improper-link-resolution-before-file-access-link-following-vulnerability

Frequently Asked Questions

What is CVE-2026-63693? +

Dell Client BIOS contains an Improper Link Resolution Before File Access ('Link Following') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Arbitrary Write It has a CVSS v3.1 base score of 6.6 (MEDIUM).

How severe is CVE-2026-63693? +

CVE-2026-63693 has a CVSS v3.1 score of 6.6 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0010, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-63693? +

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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