CVE-2026-6993

MEDIUMNVD 5.35.3—
EchelonGraph scoreMEDIUM confidence

Score 5.3 from GitHub Security Advisory published 2026-04-25. NVD baseline CVSS 5.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
5.3
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 5.3Exploit: NoneExposed: 0

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

A security flaw has been discovered in go-kratos kratos up to 2.9.2. This impacts the function NewServer of the file transport/http/server.go of the component http.DefaultServeMux Fallback Handler. The manipulation results in unintended intermediary. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks. The patch is identified as 0284a5bcf92b5a7ee015300ce3051baf7ae4718d. Applying a patch is advised to resolve this issue.

CVSS v3
5.3
EG Score
5.3(medium)
EPSS
23.4%
KEV
Not listed

Published

April 25, 2026

Last Modified

April 27, 2026

References (7)

Patch Availability(1)

Vendor / EcosystemFixed in / PatchReleasedSource
gogithub.com/go-kratos/kratos/v2—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 rangeFixed inDependents
github.com/go-kratos/kratos/v2———

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 14× in last 7d / 45× 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.

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

Frequently asked(5)

What is CVE-2026-6993?
CVE-2026-6993 is a medium vulnerability published on April 25, 2026. A security flaw has been discovered in go-kratos kratos up to 2.9.2. This impacts the function NewServer of the file transport/http/server.go of the component http.DefaultServeMux Fallback Handler. The manipulation results in unintended intermediary. The attack may be launched remotely. The exploit…
When was CVE-2026-6993 disclosed?
CVE-2026-6993 was first published in the National Vulnerability Database on April 25, 2026, with the most recent update on April 27, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-6993 actively exploited?
CVE-2026-6993 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 23.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-6993?
CVE-2026-6993 has a CVSS v3 base score of 5.3 (NVD).
How do I remediate CVE-2026-6993?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-6993, 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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