CVE-2026-11276

MEDIUMPre-NVD 5.15.1—
EchelonGraph scoreMEDIUM confidence

Score 5.1 from GitHub Security Advisory published 2026-06-05. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 5.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 4 sources updated this week
5.1
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 5.1Exploit: NoneExposed: 0

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

Inappropriate implementation in Cast in Google Chrome prior to 149.0.7827.53 allowed an attacker on the local network segment to bypass discretionary access control via malicious network traffic. (Chromium security severity: Low)

CVSS v3
5.1
EG Score
5.1(medium)
EPSS
0.2%
KEV
Not listed

Published

June 4, 2026

Last Modified

June 5, 2026

Advisory Details (2)

Auto-updated Jun 17, 2026
No patch confirmed yet.
generic

Chromium

https://issues.chromium.org/issues/501780338
generic

Chrome Releases: Stable Channel Update for Desktop

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

Vendor Advisories for CVE-2026-11276(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 21× in last 7d / 96× 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.

  1. 2026-07-06 16:27 UTCEPSS rescore
  2. 2026-07-06 02:23 UTCEPSS rescore
  3. 2026-07-05 23:53 UTCEG score recompute
  4. 2026-07-05 23:53 UTCVendor advisory
  5. 2026-07-05 23:53 UTCGHSA enrichment
  6. 2026-07-04 22:31 UTCEG score recompute
  7. 2026-07-04 22:31 UTCVendor advisory
  8. 2026-07-04 22:31 UTCGHSA enrichment
  9. 2026-07-04 06:31 UTCEPSS rescore
  10. 2026-07-03 21:29 UTCEG score recompute
  11. 2026-07-03 21:29 UTCVendor advisory
  12. 2026-07-03 21:29 UTCGHSA enrichment
  13. 2026-07-02 20:26 UTCEG score recompute
  14. 2026-07-02 20:26 UTCVendor advisory
  15. 2026-07-02 20:26 UTCGHSA enrichment
  16. 2026-07-01 19:23 UTCEG score recompute
  17. 2026-07-01 19:23 UTCVendor advisory
  18. 2026-07-01 19:23 UTCGHSA enrichment
  19. 2026-06-30 18:21 UTCEG score recompute
  20. 2026-06-30 18:21 UTCVendor advisory
  21. 2026-06-30 18:21 UTCGHSA enrichment
  22. 2026-06-29 14:06 UTCEPSS rescore
  23. 2026-06-29 09:01 UTCEG score recompute
  24. 2026-06-29 09:01 UTCVendor advisory
  25. 2026-06-29 09:01 UTCGHSA enrichment
Show 73 more
  1. 2026-06-28 05:02 UTCEG score recompute
  2. 2026-06-28 05:02 UTCVendor advisory
  3. 2026-06-28 05:01 UTCGHSA enrichment
  4. 2026-06-28 04:56 UTCEPSS rescore
  5. 2026-06-28 04:56 UTCEPSS rescore
  6. 2026-06-27 04:00 UTCEG score recompute
  7. 2026-06-27 04:00 UTCVendor advisory
  8. 2026-06-27 04:00 UTCGHSA enrichment
  9. 2026-06-26 02:59 UTCEG score recompute
  10. 2026-06-26 02:59 UTCVendor advisory
  11. 2026-06-26 02:59 UTCGHSA enrichment
  12. 2026-06-25 01:58 UTCEG score recompute
  13. 2026-06-25 01:58 UTCVendor advisory
  14. 2026-06-25 01:57 UTCGHSA enrichment
  15. 2026-06-24 14:05 UTCEPSS rescore
  16. 2026-06-24 00:57 UTCEG score recompute
  17. 2026-06-24 00:57 UTCVendor advisory
  18. 2026-06-24 00:57 UTCGHSA enrichment
  19. 2026-06-23 21:32 UTCEPSS rescore
  20. 2026-06-22 23:25 UTCEG score recompute
  21. 2026-06-22 23:25 UTCVendor advisory
  22. 2026-06-22 23:24 UTCGHSA enrichment
  23. 2026-06-21 01:59 UTCEPSS rescore
  24. 2026-06-21 01:59 UTCEPSS rescore
  25. 2026-06-20 15:59 UTCEG score recompute
  26. 2026-06-20 15:59 UTCVendor advisory
  27. 2026-06-20 15:59 UTCGHSA enrichment
  28. 2026-06-19 14:09 UTCEG score recompute
  29. 2026-06-19 14:09 UTCVendor advisory
  30. 2026-06-19 14:09 UTCGHSA enrichment
  31. 2026-06-18 07:30 UTCEG score recompute
  32. 2026-06-18 07:30 UTCGHSA enrichment
  33. 2026-06-17 17:53 UTCEPSS rescore
  34. 2026-06-17 04:15 UTCEG score recompute
  35. 2026-06-17 04:15 UTCGHSA enrichment
  36. 2026-06-16 03:14 UTCEG score recompute
  37. 2026-06-16 03:14 UTCVendor advisory
  38. 2026-06-16 03:14 UTCGHSA enrichment
  39. 2026-06-15 17:48 UTCEPSS rescore
  40. 2026-06-15 02:13 UTCEG score recompute
  41. 2026-06-15 02:13 UTCVendor advisory
  42. 2026-06-15 02:13 UTCGHSA enrichment
  43. 2026-06-14 23:18 UTCEPSS rescore
  44. 2026-06-14 01:12 UTCEG score recompute
  45. 2026-06-14 01:12 UTCVendor advisory
  46. 2026-06-14 01:12 UTCGHSA enrichment
  47. 2026-06-13 23:00 UTCEPSS rescore
  48. 2026-06-13 23:00 UTCEPSS rescore
  49. 2026-06-13 00:12 UTCEG score recompute
  50. 2026-06-13 00:12 UTCVendor advisory
  51. 2026-06-13 00:12 UTCGHSA enrichment
  52. 2026-06-11 23:10 UTCEG score recompute
  53. 2026-06-11 23:10 UTCVendor advisory
  54. 2026-06-11 23:10 UTCGHSA enrichment
  55. 2026-06-11 14:00 UTCEPSS rescore
  56. 2026-06-10 22:18 UTCEPSS rescore
  57. 2026-06-10 22:10 UTCEG score recompute
  58. 2026-06-10 22:10 UTCVendor advisory
  59. 2026-06-10 22:10 UTCGHSA enrichment
  60. 2026-06-10 13:22 UTCEPSS rescore
  61. 2026-06-09 21:10 UTCEG score recompute
  62. 2026-06-09 21:10 UTCVendor advisory
  63. 2026-06-09 21:10 UTCGHSA enrichment
  64. 2026-06-08 20:09 UTCEG score recompute
  65. 2026-06-08 20:09 UTCVendor advisory
  66. 2026-06-08 20:09 UTCGHSA enrichment
  67. 2026-06-07 19:09 UTCEG score recompute▲ 5.10
  68. 2026-06-07 19:09 UTCVendor advisory
  69. 2026-06-07 19:09 UTCGHSA enrichment
  70. 2026-06-07 15:25 UTCEPSS rescore
  71. 2026-06-07 15:24 UTCEPSS rescore
  72. 2026-06-05 22:47 UTCEPSS rescore
  73. 2026-06-04 23:41 UTCEG score recompute

Frequently asked(5)

What is CVE-2026-11276?
CVE-2026-11276 is a medium vulnerability published on June 4, 2026. Inappropriate implementation in Cast in Google Chrome prior to 149.0.7827.53 allowed an attacker on the local network segment to bypass discretionary access control via malicious network traffic. (Chromium security severity: Low)
When was CVE-2026-11276 disclosed?
CVE-2026-11276 was first published in the National Vulnerability Database on June 4, 2026, with the most recent update on June 5, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-11276 actively exploited?
CVE-2026-11276 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-11276?
CVE-2026-11276 has a CVSS v3.1 base score of 5.1 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-11276?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-11276, 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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