CVE-2022-23748

CRITICALNVD 7.89.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2025-02-06), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 7.8 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, ghsa, nvd
Trending — 4 sources updated this weekExploited in the wild
9.0EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 9%CVSS: 7.8Exploit: cisa kev · ssvc active · epss top5pctExposed: 0

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

mDNSResponder.exe is vulnerable to DLL Sideloading attack. Executable improperly specifies how to load the DLL, from which folder and under what conditions. In these scenarios, a malicious attacker could be using the valid and legitimate executable to load malicious files.

CVSS v3
7.8
EG Score
9.0(high)
EG Risk
81(Attend)
EG Risk 81/100SSVC: 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
Severity90% × 45%
Exploitation100% × 40%
Automatability0% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
9%
EPSS %ILE
95%
KEV
⚠ Exploited

Published

November 17, 2022

Last Modified

October 24, 2025

Advisory Details (1)

Auto-updated Jun 4, 2026
⚠️ Active exploitation confirmed. Patch available. Sources: cisa.
cisa Patch Available🔴 Active Exploitation

Known Exploited Vulnerabilities Catalog | CISA

Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-23748

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 57× in last 7d / 246× 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 892 total refreshes for this CVE.

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

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Frequently asked(6)

What is CVE-2022-23748?
CVE-2022-23748 is a critical vulnerability published on November 17, 2022. mDNSResponder.exe is vulnerable to DLL Sideloading attack. Executable improperly specifies how to load the DLL, from which folder and under what conditions. In these scenarios, a malicious attacker could be using the valid and legitimate executable to load malicious files.
When was CVE-2022-23748 disclosed?
CVE-2022-23748 was first published in the National Vulnerability Database on November 17, 2022, with the most recent update on October 24, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2022-23748 actively exploited?
Yes. CISA added CVE-2022-23748 to the Known Exploited Vulnerabilities catalog on February 6, 2025, affecting Audinate Dante Discovery. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2022-23748?
CVE-2022-23748 has a CVSS v3 base score of 7.8 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.
Which products are affected by CVE-2022-23748?
CVE-2022-23748 affects Audinate Dante Discovery. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.
How do I remediate CVE-2022-23748?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-23748, 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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