CVE-2026-19263

HIGHPre-NVD 7.37.3—
EchelonGraph scoreMEDIUM confidence

Score 7.3 from GitHub Security Advisory published 2026-08-08. 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
7.3EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 7.3Exploit: Elevated riskExposed: 0

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

A vulnerability was found in INQUIRELAB mcp-bridge-api up to b30a82aa1d1d1139e0de846c41c8aadee6e06114. The impacted element is an unknown function of the file mcp-bridge.js of the component Servers Endpoint. Performing a manipulation of the argument command/args results in command injection. It is possible to initiate the attack remotely. This product is using a rolling release to provide continious delivery. Therefore, no version details for affected nor updated releases are available. The pull request to fix this issue awaits acceptance.

CVSS v3
7.3
EG Score
7.3(medium)
EG Risk
64(Attend)
EG Risk 64/100SSVC: 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
Severity73% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
1%
EPSS %ILE
70%
KEV
Not listed

Published

August 8, 2026

Last Modified

August 12, 2026

Advisory Details (3)

Auto-updated Aug 8, 2026
No patch confirmed yet.
generic

GitHub - INQUIRELAB/mcp-bridge-api: MCP Bridge is a lightweight, fast, and LLM-agnostic proxy for connecting to multiple Model Context Protocol (MCP) servers through a unified REST API. It enables secure tool execution across diverse environments like mobile, web, and edge devices. Designed for flexibility, scalability, and easy integration with any LLM backend. · GitHub

https://github.com/INQUIRELAB/mcp-bridge-api/
generic

Server Start Command Injection Vulnerability in INQUIRELAB/mcp-bridge-api · Issue #1 · INQUIRELAB/mcp-bridge-api · GitHub

https://github.com/INQUIRELAB/mcp-bridge-api/issues/1#issuecomment-4320749148
generic

Server Start Command Injection Vulnerability in INQUIRELAB/mcp-bridge-api · Issue #1 · INQUIRELAB/mcp-bridge-api · GitHub

https://github.com/INQUIRELAB/mcp-bridge-api/issues/1

Vendor Advisories for CVE-2026-19263(1)

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

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 21× in last 7d / 103× 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 166 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-19263?
CVE-2026-19263 is a high vulnerability published on August 8, 2026. A vulnerability was found in INQUIRELAB mcp-bridge-api up to b30a82aa1d1d1139e0de846c41c8aadee6e06114. The impacted element is an unknown function of the file mcp-bridge.js of the component Servers Endpoint. Performing a manipulation of the argument command/args results in command injection. It is…
When was CVE-2026-19263 disclosed?
CVE-2026-19263 was first published in the National Vulnerability Database on August 8, 2026, with the most recent update on August 12, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-19263 actively exploited?
CVE-2026-19263 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 30.0% of all scored CVEs.
What is the CVSS score of CVE-2026-19263?
CVE-2026-19263 has a CVSS v3 base score of 7.3 (NVD).
How do I remediate CVE-2026-19263?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-19263, 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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