CVE-2026-50878

HIGHPre-NVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-06-15. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this weekElevated
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 the attachment handling component of Feuerhamster MailForm v1.1.0 allows attackers to cause a Denial of Service (DoS) via a crafted request.

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
36%
KEV
Not listed

Published

June 15, 2026

Last Modified

June 16, 2026

Advisory Details (1)

Auto-updated Jun 16, 2026
No patch confirmed yet.
generic

Reference for CVE-2026-50878 · GitHub

https://gist.github.com/pyuysig/d4c2ace69162c82f1df197ce0f45d63f

Vendor Advisories for CVE-2026-50878(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 12× in last 7d / 81× 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 125 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-50878?
CVE-2026-50878 is a high vulnerability published on June 15, 2026. An issue in the attachment handling component of Feuerhamster MailForm v1.1.0 allows attackers to cause a Denial of Service (DoS) via a crafted request.
When was CVE-2026-50878 disclosed?
CVE-2026-50878 was first published in the National Vulnerability Database on June 15, 2026, with the most recent update on June 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-50878 actively exploited?
CVE-2026-50878 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 63.9% of all scored CVEs.
What is the CVSS score of CVE-2026-50878?
CVE-2026-50878 has a CVSS v3.1 base score of 7.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-50878?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-50878, 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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