CVE-2026-11660

HIGHPre-NVD 8.38.3—
EchelonGraph scoreHIGH confidence

Score 8.3 from GitHub Security Advisory (severity: HIGH) published 2026-06-09. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 8.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 4 sources updated this week
8.3
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 8.3Exploit: NoneExposed: 0

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

Insufficient validation of untrusted input in New Tab Page in Google Chrome prior to 149.0.7827.103 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)

CVSS v3
8.3
EG Score
8.3(high)
EPSS
17.2%
KEV
Not listed

Published

June 8, 2026

Last Modified

June 10, 2026

Advisory Details (2)

Auto-updated Jun 9, 2026
⚠️ Active exploitation confirmed. No patch confirmed yet.
generic

Chromium

https://issues.chromium.org/issues/513731890
generic🔴 Active Exploitation

Chrome Releases: Stable Channel Update for Desktop

https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0153744567.html

Vendor Advisories for CVE-2026-11660(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 38× in last 7d / 163× 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 163 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-11660?
CVE-2026-11660 is a high vulnerability published on June 8, 2026. Insufficient validation of untrusted input in New Tab Page in Google Chrome prior to 149.0.7827.103 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)
When was CVE-2026-11660 disclosed?
CVE-2026-11660 was first published in the National Vulnerability Database on June 8, 2026, with the most recent update on June 10, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-11660 actively exploited?
CVE-2026-11660 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 17.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-11660?
CVE-2026-11660 has a CVSS v3.1 base score of 8.3 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-11660?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-11660, 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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