CVE-2026-15164

MEDIUMNVD 5.55.5—
EchelonGraph scoreMEDIUM confidence

Score 5.5 from GitHub Security Advisory published 2026-07-08. NVD baseline CVSS 5.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
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: 0%CVSS: 5.5Exploit: Elevated riskExposed: 0

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

Crash in ciscodump 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
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
0%
EPSS %ILE
2%
KEV
Not listed

Published

July 8, 2026

Last Modified

July 10, 2026

Advisory Details (1)

Auto-updated Jul 8, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

ciscodump extcap: unbounded heap write in remote hex-dump parsers (heap buffer overflow) (#21375) · Issues · Wireshark Foundation / Wireshark · GitLab

https://gitlab.com/wireshark/wireshark/-/work_items/21375

Vendor Advisories for CVE-2026-15164(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 / 82× 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 123 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-15164?
CVE-2026-15164 is a medium vulnerability published on July 8, 2026. Crash in ciscodump 4.6.0 to 4.6.6 and 4.4.0 to 4.4.16 allows denial of service
When was CVE-2026-15164 disclosed?
CVE-2026-15164 was first published in the National Vulnerability Database on July 8, 2026, with the most recent update on July 10, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-15164 actively exploited?
CVE-2026-15164 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-2026-15164?
CVE-2026-15164 has a CVSS v3 base score of 5.5 (NVD).
How do I remediate CVE-2026-15164?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-15164, 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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