CVE-2026-11217

MEDIUMPre-NVD 6.56.5—
EchelonGraph scoreMEDIUM confidence

Score 6.5 from GitHub Security Advisory published 2026-06-05. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 6.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
6.5
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 6.5Exploit: NoneExposed: 0

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

Inappropriate implementation in Fenced Frames in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: Low)

CVSS v3
6.5
EG Score
6.5(medium)
EG Risk
29(Track)
EG Risk 29/100SSVC: 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
Severity65% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
4.7%
KEV
Not listed

Published

June 4, 2026

Last Modified

July 23, 2026

Advisory Details (2)

Auto-updated Jun 12, 2026
No patch confirmed yet.
generic

Chromium

https://issues.chromium.org/issues/487564032
generic

Chrome Releases: Stable Channel Update for Desktop

https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html

Vendor Advisories for CVE-2026-11217(2)

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

Frequently asked(5)

What is CVE-2026-11217?
CVE-2026-11217 is a medium vulnerability published on June 4, 2026. Inappropriate implementation in Fenced Frames in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: Low)
When was CVE-2026-11217 disclosed?
CVE-2026-11217 was first published in the National Vulnerability Database on June 4, 2026, with the most recent update on July 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-11217 actively exploited?
CVE-2026-11217 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 4.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-11217?
CVE-2026-11217 has a CVSS v3.1 base score of 6.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-11217?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-11217, 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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