CVE-2026-63693
Dell BIOS Improper Link Resolution Arbitrary Write Vulnerability
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
INFO
Published Date :
Aug. 24, 2026, 8:16 p.m.
Last Modified :
Aug. 24, 2026, 8:16 p.m.
Remotely Exploit :
No
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-63693
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | c550e75a-17ff-4988-97f0-544cde3820fe | ||||
| CVSS 3.1 | MEDIUM | [email protected] |
Solution
- Update Dell Client BIOS to the latest version.
- Apply vendor-provided patches for BIOS.
- Restrict local access for low-privileged users.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-63693.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-63693 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-63693
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-63693 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-63693 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by [email protected]
Aug. 24, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'Dell', 'product': 'Alienware Area 51m R2', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '1.37.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Dell', 'product': 'Alienware Area-51 AAT2265', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '1.8.1', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Dell', 'product': 'Alienware Aurora R13', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '1.33.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Dell', 'product': 'Alienware Aurora R15', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '1.29.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Dell', 'product': 'Alienware Aurora R15 AMD', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '1.26.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Dell', 'product': 'Alienware Aurora Ryzen Edition R14', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '2.32.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Dell', 'product': 'Alienware m15 R3', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '1.37.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Dell', 'product': 'Alienware m15 R4', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '1.35.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Dell', 'product': 'Alienware m17 R3', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '1.37.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Dell', 'product': 'Alienware m17 R4', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '1.35.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Dell', 'product': 'Alienware x15 R1', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '1.34.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Dell', 'product': 'Alienware x17 R1', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '1.34.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Dell', 'product': 'AURORA R16', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '2.25.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Dell', 'product': 'Inspiron 15 3510', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '1.30.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Dell', 'product': 'Inspiron 15 3521', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '1.25.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Dell', 'product': 'XPS 8950', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '1.33.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Dell', 'product': 'XPS 8960', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '2.24.0', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}] Added 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 Added CVSS V3.1 AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:H Added CWE CWE-379 Added Reference 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