CVE-2026-11231

HIGHPre-NVD 8.18.1—
EchelonGraph scoreMEDIUM confidence

Score 8.1 from GitHub Security Advisory (severity: HIGH) published 2026-06-05. 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
8.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.1Exploit: None knownExposed: 0

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

Inappropriate implementation in Safe Browsing in Google Chrome on Mac prior to 149.0.7827.53 allowed a remote attacker to execute arbitrary code via a malicious file. (Chromium security severity: Low)

CVSS v3
8.1
Vendor severity
LOWper Google (Chromium)Vendor's own band, not a CVSS rating — advisory text: (Chromium security severity: Low)
EG Score
8.1(medium)
EG Risk
37(Track)
EG Risk 37/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity81% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
12%
KEV
Not listed

Published

June 4, 2026

Last Modified

July 23, 2026

Advisory Details (2)

Auto-updated Jun 5, 2026
No patch confirmed yet.
generic

Chromium

https://issues.chromium.org/issues/495840862
generic

Chrome Releases: Stable Channel Update for Desktop

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

Vendor Advisories for CVE-2026-11231(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 31× in last 7d / 82× 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 204 total refreshes for this CVE.

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

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2026-11231?
CVE-2026-11231 is a high vulnerability published on June 4, 2026. Inappropriate implementation in Safe Browsing in Google Chrome on Mac prior to 149.0.7827.53 allowed a remote attacker to execute arbitrary code via a malicious file. (Chromium security severity: Low)
When was CVE-2026-11231 disclosed?
CVE-2026-11231 was first published in the National Vulnerability Database on June 4, 2026, with the most recent update on July 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-11231 actively exploited?
CVE-2026-11231 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 87.6% of all scored CVEs.
What is the CVSS score of CVE-2026-11231?
CVE-2026-11231 has a CVSS v3.1 base score of 8.1 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-11231?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-11231, 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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