CVE-2026-11103

HIGHPre-NVD 7.87.3▼
EchelonGraph scoreMEDIUM confidence

Score 7.3 from GitHub Security Advisory (severity: HIGH) published 2026-06-05. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 7.8; sources differ by 0.5.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 4 sources updated this week
7.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.8Exploit: NoneExposed: 0

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

Inappropriate implementation in Installer in Google Chrome on Windows prior to 149.0.7827.53 allowed a local attacker to perform OS-level privilege escalation via a malicious file. (Chromium security severity: Medium)

CVSS v3
7.8
EG Score
7.3(medium)
EPSS
0.2%
KEV
Not listed

Published

June 4, 2026

Last Modified

June 8, 2026

Advisory Details (2)

Auto-updated Jun 6, 2026
No patch confirmed yet.
generic

Chromium

https://issues.chromium.org/issues/500483038
generic

Chrome Releases: Stable Channel Update for Desktop

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

Vendor Advisories for CVE-2026-11103(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 29× in last 7d / 149× 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 154 total refreshes for this CVE.

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

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2026-11103?
CVE-2026-11103 is a high vulnerability published on June 4, 2026. Inappropriate implementation in Installer in Google Chrome on Windows prior to 149.0.7827.53 allowed a local attacker to perform OS-level privilege escalation via a malicious file. (Chromium security severity: Medium)
When was CVE-2026-11103 disclosed?
CVE-2026-11103 was first published in the National Vulnerability Database on June 4, 2026, with the most recent update on June 8, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-11103 actively exploited?
CVE-2026-11103 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-2026-11103?
CVE-2026-11103 has a CVSS v3.1 base score of 7.8 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 7.3.
How do I remediate CVE-2026-11103?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-11103, 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

Explore the affected products and dependency analysis for CVE-2026-11103

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