CVE-2026-10996

MEDIUMNVD 6.56.5—
EchelonGraph scoreMEDIUM confidence

Score 6.5 from GitHub Security Advisory published 2026-06-05. NVD baseline CVSS 6.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 4 sources updated this week
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 Workers in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to bypass same origin policy via a crafted HTML page. (Chromium security severity: Medium)

CVSS v3
6.5
EG Score
6.5(medium)
EPSS
17.6%
KEV
Not listed

Published

June 4, 2026

Last Modified

June 8, 2026

Advisory Details (2)

Auto-updated Jun 13, 2026
No patch confirmed yet.
generic

Chromium

https://issues.chromium.org/issues/40051700
generic

Chrome Releases: Stable Channel Update for Desktop

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

Vendor Advisories for CVE-2026-10996(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 20× in last 7d / 109× 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 114 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 20:25 UTCEG score recompute
  4. 2026-07-05 20:25 UTCVendor advisory
  5. 2026-07-05 20:25 UTCGHSA enrichment
  6. 2026-07-05 02:30 UTCEPSS rescore
  7. 2026-07-05 02:30 UTCEPSS rescore
  8. 2026-07-04 06:31 UTCEPSS rescore
  9. 2026-07-03 02:02 UTCEG score recompute
  10. 2026-07-03 02:02 UTCVendor advisory
  11. 2026-07-03 02:02 UTCGHSA enrichment
  12. 2026-07-01 23:33 UTCEG score recompute
  13. 2026-07-01 23:33 UTCVendor advisory
  14. 2026-07-01 23:33 UTCGHSA enrichment
  15. 2026-07-01 15:06 UTCEPSS rescore
  16. 2026-07-01 15:06 UTCEPSS rescore
  17. 2026-06-30 23:22 UTCEPSS rescore
  18. 2026-06-30 21:40 UTCEG score recompute
  19. 2026-06-30 21:40 UTCVendor advisory
  20. 2026-06-30 21:40 UTCGHSA enrichment
  21. 2026-06-29 19:34 UTCEG score recompute
  22. 2026-06-29 19:34 UTCVendor advisory
  23. 2026-06-29 19:34 UTCGHSA enrichment
  24. 2026-06-29 14:06 UTCEPSS rescore
  25. 2026-06-28 17:40 UTCEG score recompute
Show 75 more
  1. 2026-06-28 17:40 UTCVendor advisory
  2. 2026-06-28 17:40 UTCGHSA enrichment
  3. 2026-06-28 14:07 UTCEPSS rescore
  4. 2026-06-28 04:56 UTCEPSS rescore
  5. 2026-06-28 04:56 UTCEPSS rescore
  6. 2026-06-27 15:38 UTCEG score recompute
  7. 2026-06-27 15:38 UTCVendor advisory
  8. 2026-06-27 15:38 UTCGHSA enrichment
  9. 2026-06-27 03:08 UTCEPSS rescore
  10. 2026-06-26 13:42 UTCEG score recompute
  11. 2026-06-26 13:42 UTCVendor advisory
  12. 2026-06-26 13:42 UTCGHSA enrichment
  13. 2026-06-25 13:49 UTCEPSS rescore
  14. 2026-06-25 05:36 UTCEG score recompute
  15. 2026-06-25 05:36 UTCVendor advisory
  16. 2026-06-25 05:36 UTCGHSA enrichment
  17. 2026-06-24 14:05 UTCEPSS rescore
  18. 2026-06-24 03:31 UTCEG score recompute
  19. 2026-06-24 03:31 UTCVendor advisory
  20. 2026-06-24 03:31 UTCGHSA enrichment
  21. 2026-06-23 21:32 UTCEPSS rescore
  22. 2026-06-23 01:18 UTCEG score recompute
  23. 2026-06-23 01:18 UTCVendor advisory
  24. 2026-06-23 01:18 UTCGHSA enrichment
  25. 2026-06-22 14:25 UTCEPSS rescore
  26. 2026-06-22 14:25 UTCEPSS rescore
  27. 2026-06-21 14:56 UTCEPSS rescore
  28. 2026-06-21 14:56 UTCEPSS rescore
  29. 2026-06-21 07:41 UTCEG score recompute
  30. 2026-06-21 07:41 UTCVendor advisory
  31. 2026-06-21 07:41 UTCGHSA enrichment
  32. 2026-06-21 01:59 UTCEPSS rescore
  33. 2026-06-21 01:59 UTCEPSS rescore
  34. 2026-06-19 23:43 UTCEG score recompute
  35. 2026-06-19 23:43 UTCVendor advisory
  36. 2026-06-19 23:43 UTCGHSA enrichment
  37. 2026-06-19 19:25 UTCEPSS rescore
  38. 2026-06-18 21:17 UTCEG score recompute
  39. 2026-06-18 21:17 UTCVendor advisory
  40. 2026-06-18 21:17 UTCGHSA enrichment
  41. 2026-06-18 17:52 UTCEPSS rescore
  42. 2026-06-17 18:26 UTCEG score recompute
  43. 2026-06-17 18:25 UTCGHSA enrichment
  44. 2026-06-17 17:53 UTCEPSS rescore
  45. 2026-06-16 17:52 UTCEPSS rescore
  46. 2026-06-16 16:25 UTCEG score recompute
  47. 2026-06-16 16:25 UTCVendor advisory
  48. 2026-06-16 16:25 UTCGHSA enrichment
  49. 2026-06-15 17:48 UTCEPSS rescore
  50. 2026-06-15 14:30 UTCEG score recompute
  51. 2026-06-15 14:30 UTCVendor advisory
  52. 2026-06-15 14:30 UTCGHSA enrichment
  53. 2026-06-14 23:18 UTCEPSS rescore
  54. 2026-06-14 12:35 UTCEG score recompute
  55. 2026-06-14 12:35 UTCVendor advisory
  56. 2026-06-14 12:35 UTCGHSA enrichment
  57. 2026-06-13 23:00 UTCEPSS rescore
  58. 2026-06-13 23:00 UTCEPSS rescore
  59. 2026-06-13 10:43 UTCEG score recompute
  60. 2026-06-13 10:43 UTCVendor advisory
  61. 2026-06-13 10:43 UTCGHSA enrichment
  62. 2026-06-12 23:12 UTCEPSS rescore
  63. 2026-06-12 08:50 UTCEG score recompute
  64. 2026-06-12 08:50 UTCVendor advisory
  65. 2026-06-12 08:50 UTCGHSA enrichment
  66. 2026-06-11 14:00 UTCEPSS rescore
  67. 2026-06-11 06:58 UTCEG score recompute
  68. 2026-06-11 06:58 UTCVendor advisory
  69. 2026-06-11 06:58 UTCGHSA enrichment
  70. 2026-06-10 22:18 UTCEPSS rescore
  71. 2026-06-10 13:22 UTCEPSS rescore
  72. 2026-06-10 05:06 UTCEG score recompute
  73. 2026-06-10 05:06 UTCVendor advisory
  74. 2026-06-10 05:06 UTCGHSA enrichment
  75. 2026-06-09 03:14 UTCEG score recompute

Frequently asked(5)

What is CVE-2026-10996?
CVE-2026-10996 is a medium vulnerability published on June 4, 2026. Inappropriate implementation in Workers in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to bypass same origin policy via a crafted HTML page. (Chromium security severity: Medium)
When was CVE-2026-10996 disclosed?
CVE-2026-10996 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-2026-10996 actively exploited?
CVE-2026-10996 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 17.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-10996?
CVE-2026-10996 has a CVSS v3 base score of 6.5 (NVD).
How do I remediate CVE-2026-10996?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-10996, 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.

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