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
9.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 6%CVSS: 9.8Exploit: NoneExposed: 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)
EPSS
92.4%
KEV
Not listed

Published

May 5, 2026

Last Modified

May 6, 2026

Advisory Details (2)

Auto-updated May 9, 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 7× in last 7d / 34× 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 209 total refreshes for this CVE.

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

Related CVEs(same CWE)

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 May 6, 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 92.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
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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