CVE-2026-63693

MEDIUMPre-NVD 6.66.6—
EchelonGraph scoreHIGH confidence

Score 6.6 from GitHub Security Advisory published 2026-08-24. a secondary CVSS source baseline 6.6; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
6.6EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 6.6Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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

CVSS v3
6.6
EG Score
6.6(high)
EG Risk
30(Track)
EG Risk 30/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity66% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
1%
KEV
Not listed

Published

August 24, 2026

Last Modified

August 28, 2026

Advisory Details (1)

Auto-updated Aug 24, 2026
No patch confirmed yet.
generic

DSA-2026-280: Security Update for Dell Client Platform BIOS for an Improper Link Resolution Before File Access ('Link Following') Vulnerability | Dell US

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

Vendor Advisories for CVE-2026-63693(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 17× in last 7d / 69× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-09-18 22:25 UTCEG score recompute
  2. 2026-09-18 22:25 UTCGHSA enrichment
  3. 2026-09-18 19:28 UTCEPSS rescore
  4. 2026-09-17 21:11 UTCEG score recompute
  5. 2026-09-17 21:11 UTCGHSA enrichment
  6. 2026-09-16 15:11 UTCEG score recompute
  7. 2026-09-16 15:11 UTCGHSA enrichment
  8. 2026-09-16 14:08 UTCEPSS rescore
  9. 2026-09-16 05:15 UTCEPSS rescore
  10. 2026-09-15 13:57 UTCEG score recompute
  11. 2026-09-15 13:57 UTCGHSA enrichment
  12. 2026-09-14 12:43 UTCEG score recompute
  13. 2026-09-14 12:43 UTCGHSA enrichment
  14. 2026-09-13 11:15 UTCEG score recompute
  15. 2026-09-13 11:15 UTCGHSA enrichment
  16. 2026-09-12 10:01 UTCEG score recompute
  17. 2026-09-12 10:01 UTCGHSA enrichment
  18. 2026-09-11 14:53 UTCEPSS rescore
  19. 2026-09-11 09:37 UTCEPSS rescore
  20. 2026-09-11 08:46 UTCEG score recompute
  21. 2026-09-11 08:46 UTCGHSA enrichment
  22. 2026-09-10 07:31 UTCGHSA enrichment
  23. 2026-09-09 06:16 UTCEG score recompute
  24. 2026-09-09 06:16 UTCGHSA enrichment
  25. 2026-09-08 22:01 UTCEPSS rescore
Show 44 more
  1. 2026-09-08 05:02 UTCEG score recompute
  2. 2026-09-08 05:02 UTCGHSA enrichment
  3. 2026-09-07 16:01 UTCEPSS rescore
  4. 2026-09-07 03:48 UTCEG score recompute
  5. 2026-09-07 03:48 UTCGHSA enrichment
  6. 2026-09-06 13:47 UTCEPSS rescore
  7. 2026-09-06 02:29 UTCEG score recompute
  8. 2026-09-06 02:29 UTCGHSA enrichment
  9. 2026-09-05 15:31 UTCEPSS rescore
  10. 2026-09-05 01:14 UTCEG score recompute
  11. 2026-09-05 01:14 UTCGHSA enrichment
  12. 2026-09-04 05:07 UTCEPSS rescore
  13. 2026-09-03 23:58 UTCGHSA enrichment
  14. 2026-09-02 22:30 UTCEG score recompute
  15. 2026-09-02 22:30 UTCGHSA enrichment
  16. 2026-09-02 14:12 UTCEPSS rescore
  17. 2026-09-01 21:15 UTCEG score recompute
  18. 2026-09-01 21:15 UTCGHSA enrichment
  19. 2026-09-01 13:54 UTCEPSS rescore
  20. 2026-09-01 04:40 UTCEPSS rescore
  21. 2026-08-31 20:01 UTCEG score recompute
  22. 2026-08-31 20:01 UTCGHSA enrichment
  23. 2026-08-30 19:17 UTCEPSS rescore
  24. 2026-08-30 18:47 UTCEG score recompute
  25. 2026-08-30 18:47 UTCGHSA enrichment
  26. 2026-08-30 01:22 UTCEPSS rescore
  27. 2026-08-29 17:33 UTCEG score recompute
  28. 2026-08-29 17:33 UTCGHSA enrichment
  29. 2026-08-28 21:42 UTCEPSS rescore
  30. 2026-08-28 15:52 UTCGHSA enrichment
  31. 2026-08-27 17:37 UTCEG score recompute
  32. 2026-08-27 17:37 UTCGHSA enrichment
  33. 2026-08-27 17:14 UTCEG score recompute
  34. 2026-08-27 17:14 UTCGHSA enrichment
  35. 2026-08-27 14:25 UTCEPSS rescore
  36. 2026-08-26 22:54 UTCEG score recompute
  37. 2026-08-26 22:54 UTCGHSA enrichment
  38. 2026-08-26 14:46 UTCEPSS rescore
  39. 2026-08-25 21:40 UTCEG score recompute
  40. 2026-08-25 21:40 UTCGHSA enrichment
  41. 2026-08-25 13:49 UTCEPSS rescore
  42. 2026-08-24 20:25 UTCEG score recompute
  43. 2026-08-24 19:51 UTCEG score recompute
  44. 2026-08-24 19:51 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-63693?
CVE-2026-63693 is a medium vulnerability published on August 24, 2026. 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
When was CVE-2026-63693 disclosed?
CVE-2026-63693 was first published in the National Vulnerability Database on August 24, 2026, with the most recent update on August 28, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-63693 actively exploited?
CVE-2026-63693 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 99.0% of all scored CVEs.
What is the CVSS score of CVE-2026-63693?
CVE-2026-63693 has a CVSS v3 base score of 6.6 (NVD).
How do I remediate CVE-2026-63693?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-63693, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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