CVE-2026-8349

MEDIUMNVD 4.34.3—
EchelonGraph scoreMEDIUM confidence

Score 4.3 from GitHub Security Advisory (severity: LOW) published 2026-05-12. NVD baseline CVSS 4.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
4.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0.5%CVSS: 4.3Exploit: Elevated riskExposed services: Not assessed

A fixed version is listed under Patch Availability — apply it.

A flaw has been found in omec-project amf up to 2.1.1. This vulnerability affects unknown code of the component NGAP Message Handler. Executing a manipulation can lead to memory corruption. The attack can be launched remotely. The exploit has been published and may be used. This patch is called 8a4c33cdda866094f1989bdeff6d8642fce8de8435f89defd66831c97715f5aa. It is best practice to apply a patch to resolve this issue.

CVSS v3
4.3
EG Score
4.3MEDIUMmedium confidence
EG Risk
35
EG Risk 35/100

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
Severity43% × 45%
Exploitation40% × 40%
Automatability0% × 15%
EPSS PROB
0.5%
EPSS %ILE
43rd
KEV
Not listed

Published

May 12, 2026

Last Modified

May 13, 2026

Advisory Details (4)

Auto-updated May 12, 2026
Fixed version listed under Patch Availability.
generic

Image Layer Details - omecproject/5gc-amf:rel-2.2.1

https://hub.docker.com/layers/omecproject/5gc-amf/rel-2.2.1/images/sha256-8a4c33cdda866094f1989bdeff6d8642fce8de8435f89defd66831c97715f5aa
generic

Address multiple cases of crashes due to malformed NGAP input by gab-arrobo · Pull Request #666 · omec-project/amf · GitHub

https://github.com/omec-project/amf/pull/666
generic

Malformed LocationReport crashes AMF · Issue #672 · omec-project/amf · GitHub

https://github.com/omec-project/amf/issues/672
generic

GitHub - omec-project/amf · GitHub

https://github.com/omec-project/amf/

Vendor Advisories for CVE-2026-8349(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 / EcosystemFix (by version range) / PatchReleasedSource
gogithub.com/omec-project/amf—ghsa

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.

Affected Packages

(1 across 1 ecosystem)
Go(1)
PackageVulnerable rangeFix by version rangeDependents
github.com/omec-project/amf—
  • every version through 1.7.0: no fix on record
  • every version on: no fix on record
—

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 7× in last 7d / 28× 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 197 total refreshes for this CVE.

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

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Frequently asked(5)

What is CVE-2026-8349?
CVE-2026-8349 is a medium vulnerability published on May 12, 2026. A flaw has been found in omec-project amf up to 2.1.1. This vulnerability affects unknown code of the component NGAP Message Handler. Executing a manipulation can lead to memory corruption. The attack can be launched remotely. The exploit has been published and may be used. This patch is called…
When was CVE-2026-8349 disclosed?
CVE-2026-8349 was first published on May 12, 2026, with the most recent update on May 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-8349 actively exploited?
CVE-2026-8349 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.5% probability of exploitation in the next 30 days (43rd percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-8349?
CVE-2026-8349 has a CVSS v3 base score of 4.3 (NVD).
How do I remediate CVE-2026-8349?
A fixed version for CVE-2026-8349 is listed under Patch Availability on this page: update to the version listed for your package. The vendor advisories EchelonGraph has for CVE-2026-8349 are linked in the Vendor Advisories panel on this page.

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