CVE-2026-30405

HIGHNVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-03-16. NVD baseline CVSS 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
7.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.5Exploit: Elevated riskExposed: 0

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

An issue in GoBGP gobgpd v.4.2.0 allows a remote attacker to cause a denial of service via the NEXT_HOP path attribute

CVSS v3
7.5
EG Score
7.5(medium)
EG Risk
65(Attend)
EG Risk 65/100SSVC: Attend

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
Severity75% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
0%
EPSS %ILE
27%
KEV
Not listed

Published

March 16, 2026

Last Modified

June 17, 2026

Advisory Details (1)

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

Panic in ValidateAttribute when NEXT_HOP attribute length < 4 · Issue #3305 · osrg/gobgp · GitHub

https://github.com/osrg/gobgp/issues/3305

Patch Availability(1)

Vendor / EcosystemFixed in / PatchReleasedSource
gogithub.com/osrg/gobgp/v4—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

(7 across 5 ecosystems)
Go(3)
PackageVulnerable rangeFixed inDependents
github.com/osrg/gobgp———
github.com/osrg/gobgp/v3———
github.com/osrg/gobgp/v4———
Debian:11(1)
PackageVulnerable rangeFixed inDependents
gobgp2.25.0-2 ... 4.7.0-1~bpo13+1 (31 versions)——
Debian:12(1)
PackageVulnerable rangeFixed inDependents
gobgp3.10.0-1 ... 4.8.0-2~exp1 (27 versions)——
Debian:13(1)
PackageVulnerable rangeFixed inDependents
gobgp3.36.0-2 ... 4.8.0-2~exp1 (12 versions)——
Debian:14(1)
PackageVulnerable rangeFixed inDependents
gobgp3.36.0-24.3.0-1—

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 7× in last 7d / 30× 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 199 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-30405?
CVE-2026-30405 is a high vulnerability published on March 16, 2026. An issue in GoBGP gobgpd v.4.2.0 allows a remote attacker to cause a denial of service via the NEXT_HOP path attribute
When was CVE-2026-30405 disclosed?
CVE-2026-30405 was first published in the National Vulnerability Database on March 16, 2026, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-30405 actively exploited?
CVE-2026-30405 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 73.2% of all scored CVEs.
What is the CVSS score of CVE-2026-30405?
CVE-2026-30405 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2026-30405?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-30405, 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.

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