CVE-2026-50887

CRITICALPre-NVD 9.19.1—
EchelonGraph scoreHIGH confidence

Score 9.1 from GitHub Security Advisory (severity: CRITICAL) published 2026-06-15. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 9.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this weekElevated
9.1
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 9.1Exploit: NoneExposed: 0

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

A Server-Side Request Forgery (SSRF) in the automatic short URL title resolution component of shlink v5.0.1 allows attackers to scan internal resources via supplying a crafted longUrl.

CVSS v3
9.1
EG Score
9.1(high)
EPSS
20.5%
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-2026-50887 · GitHub

https://gist.github.com/pyuysig/9de95fb39eb089a4346570d791af99a6

Vendor Advisories for CVE-2026-50887(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 77× in last 7d / 246× 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 246 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-50887?
CVE-2026-50887 is a critical vulnerability published on June 15, 2026. A Server-Side Request Forgery (SSRF) in the automatic short URL title resolution component of shlink v5.0.1 allows attackers to scan internal resources via supplying a crafted longUrl.
When was CVE-2026-50887 disclosed?
CVE-2026-50887 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-2026-50887 actively exploited?
CVE-2026-50887 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 20.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-50887?
CVE-2026-50887 has a CVSS v3.1 base score of 9.1 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-50887?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-50887, 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.

Dependency Blast Radius

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