CVE-2026-15172

MEDIUMPre-NVD 5.55.5—
EchelonGraph scoreMEDIUM confidence

Score 5.5 from GitHub Security Advisory published 2026-07-08. 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 week
5.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.5Exploit: None knownExposed: 0

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

FMP/NOTIFY protocol dissector crash in Wireshark 4.6.0 to 4.6.6 and 4.4.0 to 4.4.16 allows denial of service

CVSS v3
5.5
EG Score
5.5(medium)
EG Risk
25(Track)
EG Risk 25/100SSVC: 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%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
2%
KEV
Not listed

Published

July 8, 2026

Last Modified

July 9, 2026

Advisory Details (1)

Auto-updated Jul 8, 2026
No patch confirmed yet.
generic

FMP Notify dissector integer overflow (#21347) · Issues · Wireshark Foundation / Wireshark · GitLab

https://gitlab.com/wireshark/wireshark/-/work_items/21347

Vendor Advisories for CVE-2026-15172(1)

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

Affected Packages

(4 across 4 ecosystems)
Debian:11(1)
PackageVulnerable rangeFixed inDependents
wireshark3.4.10-0+deb11u1 ... 4.6.6-2 (69 versions)——
Debian:12(1)
PackageVulnerable rangeFixed inDependents
wireshark4.0.10-1 ... 4.6.6-2 (50 versions)——
Debian:13(1)
PackageVulnerable rangeFixed inDependents
wireshark4.4.13-0+deb13u1 ... 4.6.6-2 (20 versions)——
Debian:14(1)
PackageVulnerable rangeFixed inDependents
wireshark4.4.7-1 ... 4.6.6-2 (16 versions)——

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 17× in last 7d / 79× 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 103 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-15172?
CVE-2026-15172 is a medium vulnerability published on July 8, 2026. FMP/NOTIFY protocol dissector crash in Wireshark 4.6.0 to 4.6.6 and 4.4.0 to 4.4.16 allows denial of service
When was CVE-2026-15172 disclosed?
CVE-2026-15172 was first published in the National Vulnerability Database on July 8, 2026, with the most recent update on July 9, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-15172 actively exploited?
CVE-2026-15172 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 97.8% of all scored CVEs.
What is the CVSS score of CVE-2026-15172?
CVE-2026-15172 has a CVSS v3 base score of 5.5 (NVD).
How do I remediate CVE-2026-15172?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-15172, 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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