CVE-2026-11639

HIGHPre-NVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-06-09. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 4 sources updated this week
7.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.5Exploit: None knownExposed: 0

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

Use after free in Compositing in Google Chrome on Mac prior to 149.0.7827.103 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: Critical)

CVSS v3
7.5
Vendor severity
CRITICALper Google (Chromium)Vendor's own band, not a CVSS rating — advisory text: (Chromium security severity: Critical)
EG Score
7.5(medium)
EG Risk
34(Track)
EG Risk 34/100SSVC: 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
Severity75% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
20%
KEV
Not listed

Published

June 8, 2026

Last Modified

July 23, 2026

Advisory Details (2)

Auto-updated Jun 9, 2026
⚠️ Active exploitation confirmed. No patch confirmed yet.
generic

Chromium

https://issues.chromium.org/issues/517227707
generic🔴 Active Exploitation

Chrome Releases: Stable Channel Update for Desktop

https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0153744567.html

Vendor Advisories for CVE-2026-11639(2)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Affected Packages

(4 across 4 ecosystems)
Debian:11(1)
PackageVulnerable rangeFixed inDependents
chromium100.0.4896.127-1 ... 99.0.4844.84-1~deb11u1 (500 versions)——
Debian:12(1)
PackageVulnerable rangeFixed inDependents
chromium113.0.5672.126-1 ... 149.0.7827.53-1~deb13u1 (366 versions)149.0.7827.102-1~deb12u1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
chromium138.0.7204.183-1 ... 149.0.7827.53-1~deb13u1 (132 versions)149.0.7827.102-1~deb13u1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
chromium138.0.7204.183-1 ... 149.0.7827.53-1~deb13u1 (133 versions)149.0.7827.102-1—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 9× in last 7d / 48× 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 321 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-11639?
CVE-2026-11639 is a high vulnerability published on June 8, 2026. Use after free in Compositing in Google Chrome on Mac prior to 149.0.7827.103 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: Critical)
When was CVE-2026-11639 disclosed?
CVE-2026-11639 was first published in the National Vulnerability Database on June 8, 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-2026-11639 actively exploited?
CVE-2026-11639 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 80.1% of all scored CVEs.
What is the CVSS score of CVE-2026-11639?
CVE-2026-11639 has a CVSS v3.1 base score of 7.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-11639?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-11639, 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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