CVE-2026-7854

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: HIGH) published 2026-05-05. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 6%CVSS: 9.8Exploit: Elevated riskExposed: 0

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

A security vulnerability has been detected in D-Link DI-8100 16.07.26A1. Affected by this vulnerability is the function url_rule_asp of the file /url_rule.asp of the component POST Parameter Handler. Such manipulation leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
75(Attend)
EG Risk 75/100SSVC: Attend

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
Severity98% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
6%
EPSS %ILE
93%
KEV
Not listed

Published

May 5, 2026

Last Modified

July 24, 2026

Advisory Details (2)

Auto-updated Sep 11, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic

Smart Home, SMB and Enterprise solutions | D-Link

https://www.dlink.com/
generic🟡 PoC Available

report/DI-8100/url_rule_asp_overflow.md at main · draw-ctf/report · GitHub

https://github.com/draw-ctf/report/blob/main/DI-8100/url_rule_asp_overflow.md

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 5× in last 7d / 33× 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.

Showing the most recent 100 of 264 total refreshes for this CVE.

  1. 2026-09-15 03:12 UTCEPSS rescore
  2. 2026-09-15 03:12 UTCEPSS rescore
  3. 2026-09-11 14:53 UTCEPSS rescore
  4. 2026-09-11 14:53 UTCEPSS rescore
  5. 2026-09-08 22:01 UTCEPSS rescore
  6. 2026-09-06 13:48 UTCEPSS rescore
  7. 2026-09-04 05:07 UTCEPSS rescore
  8. 2026-09-02 14:12 UTCEPSS rescore
  9. 2026-09-01 13:54 UTCEPSS rescore
  10. 2026-09-01 04:40 UTCEPSS rescore
  11. 2026-09-01 04:40 UTCEPSS rescore
  12. 2026-08-30 19:18 UTCEPSS rescore
  13. 2026-08-30 19:17 UTCEPSS rescore
  14. 2026-08-30 01:22 UTCEPSS rescore
  15. 2026-08-28 21:42 UTCEPSS rescore
  16. 2026-08-27 14:25 UTCEPSS rescore
  17. 2026-08-26 14:47 UTCEPSS rescore
  18. 2026-08-25 13:49 UTCEPSS rescore
  19. 2026-08-24 14:18 UTCEPSS rescore
  20. 2026-08-23 20:43 UTCEG score recompute
  21. 2026-08-23 20:43 UTCGHSA enrichment
  22. 2026-08-23 00:19 UTCEPSS rescore
  23. 2026-08-21 23:49 UTCEPSS rescore
  24. 2026-08-20 22:56 UTCEPSS rescore
  25. 2026-08-19 17:04 UTCEPSS rescore
Show 75 more
  1. 2026-08-18 13:49 UTCEPSS rescore
  2. 2026-08-18 13:49 UTCEPSS rescore
  3. 2026-08-17 13:47 UTCEPSS rescore
  4. 2026-08-17 13:01 UTCEG score recompute
  5. 2026-08-17 13:01 UTCGHSA enrichment
  6. 2026-08-16 14:56 UTCEPSS rescore
  7. 2026-08-16 14:56 UTCEPSS rescore
  8. 2026-08-16 09:21 UTCGHSA enrichment
  9. 2026-08-16 04:58 UTCEG score recompute
  10. 2026-08-16 04:58 UTCGHSA enrichment
  11. 2026-08-16 02:15 UTCEPSS rescore
  12. 2026-08-15 01:31 UTCEPSS rescore
  13. 2026-08-15 01:28 UTCGHSA enrichment
  14. 2026-08-14 21:06 UTCGHSA enrichment
  15. 2026-08-14 16:43 UTCGHSA enrichment
  16. 2026-08-14 12:20 UTCGHSA enrichment
  17. 2026-08-14 07:57 UTCGHSA enrichment
  18. 2026-08-14 03:34 UTCEG score recompute
  19. 2026-08-14 03:34 UTCGHSA enrichment
  20. 2026-08-13 22:00 UTCEPSS rescore
  21. 2026-08-13 10:50 UTCGHSA enrichment
  22. 2026-08-13 06:22 UTCGHSA enrichment
  23. 2026-08-13 01:57 UTCGHSA enrichment
  24. 2026-08-12 21:34 UTCGHSA enrichment
  25. 2026-08-12 17:11 UTCEG score recompute
  26. 2026-08-12 17:11 UTCGHSA enrichment
  27. 2026-08-12 13:51 UTCEPSS rescore
  28. 2026-08-12 00:48 UTCGHSA enrichment
  29. 2026-08-11 20:25 UTCGHSA enrichment
  30. 2026-08-11 16:02 UTCEG score recompute
  31. 2026-08-11 16:02 UTCGHSA enrichment
  32. 2026-08-11 13:43 UTCEPSS rescore
  33. 2026-08-11 05:58 UTCGHSA enrichment
  34. 2026-08-11 01:36 UTCEG score recompute
  35. 2026-08-11 01:36 UTCGHSA enrichment
  36. 2026-08-11 00:00 UTCEPSS rescore
  37. 2026-08-10 10:30 UTCGHSA enrichment
  38. 2026-08-10 06:07 UTCGHSA enrichment
  39. 2026-08-10 01:41 UTCGHSA enrichment
  40. 2026-08-09 21:18 UTCGHSA enrichment
  41. 2026-08-09 16:55 UTCEG score recompute
  42. 2026-08-09 16:55 UTCGHSA enrichment
  43. 2026-08-09 13:47 UTCEPSS rescore
  44. 2026-08-09 12:32 UTCGHSA enrichment
  45. 2026-08-09 07:03 UTCGHSA enrichment
  46. 2026-08-09 02:40 UTCEG score recompute
  47. 2026-08-09 02:40 UTCGHSA enrichment
  48. 2026-08-08 16:37 UTCEPSS rescore
  49. 2026-08-08 13:40 UTCGHSA enrichment
  50. 2026-08-08 09:13 UTCGHSA enrichment
  51. 2026-08-08 04:50 UTCGHSA enrichment
  52. 2026-08-08 00:27 UTCGHSA enrichment
  53. 2026-08-07 20:04 UTCEG score recompute
  54. 2026-08-07 20:04 UTCGHSA enrichment
  55. 2026-08-07 15:41 UTCGHSA enrichment
  56. 2026-08-07 11:18 UTCGHSA enrichment
  57. 2026-08-07 01:59 UTCGHSA enrichment
  58. 2026-08-06 21:19 UTCGHSA enrichment
  59. 2026-08-06 16:56 UTCEG score recompute
  60. 2026-08-06 16:56 UTCGHSA enrichment
  61. 2026-08-06 13:47 UTCEPSS rescore
  62. 2026-08-06 11:46 UTCGHSA enrichment
  63. 2026-08-06 07:11 UTCGHSA enrichment
  64. 2026-08-06 02:48 UTCGHSA enrichment
  65. 2026-08-05 22:25 UTCEG score recompute
  66. 2026-08-05 22:25 UTCGHSA enrichment
  67. 2026-08-05 19:17 UTCEPSS rescore
  68. 2026-08-05 19:17 UTCEPSS rescore
  69. 2026-08-04 15:10 UTCEPSS rescore
  70. 2026-08-04 04:43 UTCGHSA enrichment
  71. 2026-08-04 00:19 UTCGHSA enrichment
  72. 2026-08-03 19:56 UTCEG score recompute
  73. 2026-08-03 19:56 UTCGHSA enrichment
  74. 2026-08-03 10:36 UTCEPSS rescore
  75. 2026-08-03 04:01 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2026-7854?
CVE-2026-7854 is a critical vulnerability published on May 5, 2026. A security vulnerability has been detected in D-Link DI-8100 16.07.26A1. Affected by this vulnerability is the function urlruleasp of the file /url_rule.asp of the component POST Parameter Handler. Such manipulation leads to buffer overflow. It is possible to launch the attack remotely. The exploit…
When was CVE-2026-7854 disclosed?
CVE-2026-7854 was first published in the National Vulnerability Database on May 5, 2026, with the most recent update on July 24, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-7854 actively exploited?
CVE-2026-7854 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 6% probability of exploitation in the next 30 days, which ranks it in the top 7.2% of all scored CVEs.
What is the CVSS score of CVE-2026-7854?
CVE-2026-7854 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2026-7854?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-7854, 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.

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