CVE-2026-85046

CRITICALPre-NVD 8.89.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2026-09-04), indicating real-world exploitation has been confirmed by US federal agencies. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 8.8 retained for reference (NVD's own analysis pending). Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa-adp, cisa_kev, epss, ghsa
Trending — 5 sources updated this weekExploited in the wild
9.0EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 1%CVSS: 8.8Exploit: cisa kev · ssvc active · public exploitExposed: 0

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

Type confusion in V8 in Google Chrome prior to 152.0.7977.82 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)

CVSS v3
8.8
Vendor severity
HIGHper Google (Chromium)Vendor's own band, not a CVSS rating — advisory text: (Chromium security severity: High)
EG Score
9.0(high)
EG Risk
81(Attend)
EG Risk 81/100SSVC: Attend

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
Severity90% × 45%
Exploitation100% × 40%
Automatability0% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
1%
EPSS %ILE
72%
KEV
⚠ Exploited

Published

September 3, 2026

Last Modified

September 8, 2026

Advisory Details (2)

Auto-updated Sep 3, 2026
⚠️ Active exploitation confirmed. No patch confirmed yet.
generic

Chromium

https://issues.chromium.org/issues/542403045
generic🔴 Active Exploitation

Chrome Releases: Stable Channel Update for Desktop

https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_01882797386.html

Vendor Advisories for CVE-2026-85046(2)

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

Affected Packages

(3 across 3 ecosystems)
Debian:12(1)
PackageVulnerable rangeFixed inDependents
chromium113.0.5672.126-1 ... 152.0.7977.75-1~deb13u1 (415 versions)152.0.7977.82-1~deb12u1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
chromium138.0.7204.183-1 ... 152.0.7977.82-1~deb12u1 (181 versions)152.0.7977.82-1~deb13u1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
chromium138.0.7204.183-1 ... 152.0.7977.82-1~deb13u1 (183 versions)——

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 101× in last 7d / 200× 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 200 total refreshes for this CVE.

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

Publicly available exploits

(2 references)

Working exploit code is in the public domain (2 GitHub PoCs). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • GitHub PoCatiilla/CVE-2026-85046
    First seen Sep 8, 2026

    CVE-2026-85046 | Chrome V8 Type Confusion in Inline Array.prototype.sort (Maglev/Turbofan) | CVSS 8.8 | CWE-843 | Chrome < 152.0.7977.82

    Open source ↗
  • GitHub PoCadriyansyah-mf/cve-2026-85046-poc
    First seen Sep 5, 2026
    Open source ↗

Frequently asked(6)

What is CVE-2026-85046?
CVE-2026-85046 is a critical vulnerability published on September 3, 2026. Type confusion in V8 in Google Chrome prior to 152.0.7977.82 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
When was CVE-2026-85046 disclosed?
CVE-2026-85046 was first published in the National Vulnerability Database on September 3, 2026, with the most recent update on September 8, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-85046 actively exploited?
Yes. CISA added CVE-2026-85046 to the Known Exploited Vulnerabilities catalog on September 4, 2026, affecting Google Chromium V8. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2026-85046?
CVE-2026-85046 has a CVSS v3.1 base score of 8.8 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.
Which products are affected by CVE-2026-85046?
CVE-2026-85046 affects Google Chromium V8. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.
How do I remediate CVE-2026-85046?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-85046, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2026-85046

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