CVE-2026-12012

HIGHPre-NVD 8.18.1—
EchelonGraph scoreHIGH confidence

Score 8.1 from GitHub Security Advisory (severity: HIGH) published 2026-06-12. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 8.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 4 sources updated this week
8.1
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 8.1Exploit: NoneExposed: 0

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

Use after free in Network in Google Chrome prior to 149.0.7827.115 allowed an attacker in a privileged network position to potentially exploit heap corruption via malicious network traffic. (Chromium security severity: High)

CVSS v3
8.1
EG Score
8.1(high)
EPSS
13.1%
KEV
Not listed

Published

June 11, 2026

Last Modified

June 23, 2026

Advisory Details (2)

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

Chromium

https://issues.chromium.org/issues/499182801
generic

Chrome Releases: Stable Channel Update for Desktop

https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_01962725236.html

Vendor Advisories for CVE-2026-12012(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 44× in last 7d / 148× 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 148 total refreshes for this CVE.

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

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2026-12012?
CVE-2026-12012 is a high vulnerability published on June 11, 2026. Use after free in Network in Google Chrome prior to 149.0.7827.115 allowed an attacker in a privileged network position to potentially exploit heap corruption via malicious network traffic. (Chromium security severity: High)
When was CVE-2026-12012 disclosed?
CVE-2026-12012 was first published in the National Vulnerability Database on June 11, 2026, with the most recent update on June 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-12012 actively exploited?
CVE-2026-12012 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 13.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-12012?
CVE-2026-12012 has a CVSS v3.1 base score of 8.1 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-12012?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-12012, 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-2026-12012

Explore →

Is Your Infrastructure Affected by CVE-2026-12012?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs