CVE-2026-12223

MEDIUMPre-NVD 5.55.5—
EchelonGraph scoreMEDIUM confidence

Score 5.5 from GitHub Security Advisory (severity: LOW) published 2026-06-15. a secondary CVSS source baseline 5.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
5.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 5.5Exploit: Elevated riskExposed: 0

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

A vulnerability was identified in Yealink SIP-T46U 108.86.0.118. Affected by this vulnerability is the function mod_webd.TFTPUploadIperf of the file /api/inner/tftpuploadiperf of the component Web FastCGI Service. The manipulation of the argument ip/port leads to command injection. The attack needs to be initiated within the local network. The exploit is publicly available and might be used. Upgrading to version 108.87.0.23 addresses this issue. Upgrading the affected component is recommended. The vendor explains: "It has been fixed (...) for our technical support branch. However, please note that this specific support branch firmware is not publicly released yet."

CVSS v3
5.5
EG Score
5.5(medium)
EG Risk
41(Track)
EG Risk 41/100SSVC: 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
Severity55% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
65%
KEV
Not listed

Published

June 15, 2026

Last Modified

July 24, 2026

References (5)

Vendor Advisories for CVE-2026-12223(1)

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

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 6× in last 7d / 66× 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 167 total refreshes for this CVE.

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

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Frequently asked(5)

What is CVE-2026-12223?
CVE-2026-12223 is a medium vulnerability published on June 15, 2026. A vulnerability was identified in Yealink SIP-T46U 108.86.0.118. Affected by this vulnerability is the function mod_webd.TFTPUploadIperf of the file /api/inner/tftpuploadiperf of the component Web FastCGI Service. The manipulation of the argument ip/port leads to command injection. The attack needs…
When was CVE-2026-12223 disclosed?
CVE-2026-12223 was first published in the National Vulnerability Database on June 15, 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-2026-12223 actively exploited?
CVE-2026-12223 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 34.6% of all scored CVEs.
What is the CVSS score of CVE-2026-12223?
CVE-2026-12223 has a CVSS v3 base score of 5.5 (NVD).
How do I remediate CVE-2026-12223?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-12223, 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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