CVE-2026-11437

HIGHPre-NVD 7.37.3—
EchelonGraph scoreHIGH confidence

Score 7.3 from GitHub Security Advisory published 2026-06-06. a secondary CVSS source baseline 7.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
7.3
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.3Exploit: NoneExposed: 0

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

A flaw has been found in perfree go-fastdfs-web up to 1.3.7. Affected is the function checkServer of the file /install/checkServer of the component Installation Endpoint. Executing a manipulation can lead to server-side request forgery. The attack can be executed remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS v3
7.3
EG Score
7.3(high)
EPSS
32.8%
KEV
Not listed

Published

June 6, 2026

Last Modified

June 8, 2026

Advisory Details (1)

Auto-updated Jun 9, 2026
No patch confirmed yet.
generic

Notion

https://www.notion.so/Server-Side-Request-Forgery-SSRF-in-go-fastdfs-web-Installation-Endpoint-35aea92a3c41806485ffeeac7e18126a

Vendor Advisories for CVE-2026-11437(1)

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

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 26× in last 7d / 140× 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 143 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-11437?
CVE-2026-11437 is a high vulnerability published on June 6, 2026. A flaw has been found in perfree go-fastdfs-web up to 1.3.7. Affected is the function checkServer of the file /install/checkServer of the component Installation Endpoint. Executing a manipulation can lead to server-side request forgery. The attack can be executed remotely. The exploit has been…
When was CVE-2026-11437 disclosed?
CVE-2026-11437 was first published in the National Vulnerability Database on June 6, 2026, with the most recent update on June 8, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-11437 actively exploited?
CVE-2026-11437 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 32.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-11437?
CVE-2026-11437 has a CVSS v3 base score of 7.3 (NVD).
How do I remediate CVE-2026-11437?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-11437, 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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