CVE-2026-56263

MEDIUMPre-NVD 6.16.1—
EchelonGraph scoreMEDIUM confidence

Score 6.1 from GitHub Security Advisory published 2026-06-23. the CNA's CVSS baseline 6.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cna:vulncheck, epss, ghsa
Trending — 3 sources updated this week
6.1EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 6.1Exploit: None knownExposed: 0

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

Crawl4AI before 0.8.7 contains a stored cross-site scripting vulnerability in the monitor dashboard that renders crawl URLs and error messages via innerHTML without escaping. An attacker can submit a crafted crawl request with malicious markup that executes in an operator's browser when viewing the dashboard.

CVSS v3
6.1
EG Score
6.1(medium)
EG Risk
28(Track)
EG Risk 28/100SSVC: Track

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
Severity61% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
27%
KEV
Not listed

Published

June 23, 2026

Last Modified

July 14, 2026

Advisory Details (3)

Auto-updated Jun 23, 2026
Patch available. Sources: github.
generic

Crawl4AI - Stored Cross-Site Scripting in Monitor Dashboard | Advisories | VulnCheck

https://www.vulncheck.com/advisories/crawl4ai-stored-cross-site-scripting-in-monitor-dashboard
github Patch Available

Multiple Docker API Vulnerabilities - File Write, SSRF, Auth Bypass, XSS, JS Execution · Advisory · unclecode/crawl4ai · GitHub

https://github.com/unclecode/crawl4ai/security/advisories/GHSA-365w-hqf6-vxfg
generic

GitHub - unclecode/crawl4ai: 🚀🤖 Crawl4AI: Open-source LLM Friendly Web Crawler & Scraper. Don't be shy, join here: https://discord.gg/jP8KfhDhyN · GitHub

https://github.com/unclecode/crawl4ai

Vendor Advisories for CVE-2026-56263(1)

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

Affected Packages

(1 across 1 ecosystem)
PyPI(1)
PackageVulnerable rangeFixed inDependents
crawl4ai0.3.0 ... 0.8.6 (64 versions)0.8.7—

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 9× in last 7d / 69× 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 162 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-56263?
CVE-2026-56263 is a medium vulnerability published on June 23, 2026. Crawl4AI before 0.8.7 contains a stored cross-site scripting vulnerability in the monitor dashboard that renders crawl URLs and error messages via innerHTML without escaping. An attacker can submit a crafted crawl request with malicious markup that executes in an operator's browser when viewing the…
When was CVE-2026-56263 disclosed?
CVE-2026-56263 was first published in the National Vulnerability Database on June 23, 2026, with the most recent update on July 14, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-56263 actively exploited?
CVE-2026-56263 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 72.9% of all scored CVEs.
What is the CVSS score of CVE-2026-56263?
CVE-2026-56263 has a CVSS v4.0 base score of 6.1 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2026-56263?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-56263, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2026-56263

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