CVE-2026-44050

CRITICALNVD 9.99.9—
EchelonGraph scoreMEDIUM confidence

Score 9.9 from GitHub Security Advisory (severity: CRITICAL) published 2026-05-21. NVD baseline CVSS 9.9; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
9.9
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 9.9Exploit: NoneExposed: 0

A fix is available — apply it.

A heap-based buffer overflow in the CNID daemon comm_rcv() function in Netatalk 2.0.0 through 4.4.2 allows a remote authenticated attacker to execute arbitrary code with escalated privileges or cause a denial of service.

CVSS v3
9.9
EG Score
9.9(medium)
EPSS
33.8%
KEV
Not listed

Published

May 21, 2026

Last Modified

May 21, 2026

Advisory Details (1)

Auto-updated Jul 12, 2026
No patch confirmed yet.
generic

Netatalk - Netatalk Security Advisory

https://netatalk.io/security/CVE-2026-44050

Vendor Advisories for CVE-2026-44050(1)

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

Patch Availability(1)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntunetatalk (2.2.5-1ubuntu0.2+esm3) @ xenial2026-06-29ubuntu

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

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

All Vendor Advisories

(1)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 7× in last 7d / 133× 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 367 total refreshes for this CVE.

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

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2026-44050?
CVE-2026-44050 is a critical vulnerability published on May 21, 2026. A heap-based buffer overflow in the CNID daemon comm_rcv() function in Netatalk 2.0.0 through 4.4.2 allows a remote authenticated attacker to execute arbitrary code with escalated privileges or cause a denial of service.
When was CVE-2026-44050 disclosed?
CVE-2026-44050 was first published in the National Vulnerability Database on May 21, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-44050 actively exploited?
CVE-2026-44050 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 33.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-44050?
CVE-2026-44050 has a CVSS v3 base score of 9.9 (NVD).
How do I remediate CVE-2026-44050?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-44050, 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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