CVE-2023-4762

CRITICALNVD 8.89.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2024-02-06), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 8.8 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, ghsa, nvd
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: 38%CVSS: 8.8Exploit: cisa kev · ssvc active · epss top5pct · 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 116.0.5845.179 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)

CVSS v3
8.8
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
38%
EPSS %ILE
98%
KEV
⚠ Exploited

Published

September 5, 2023

Last Modified

June 17, 2026

Advisory Details (10)

Auto-updated Jun 2, 2026
Patch available. Sources: microsoft.
generic

[SECURITY] [DSA 5491-1] chromium security update

https://www.debian.org/security/2023/dsa-5491
generic

Chromium, Google Chrome, Microsoft Edge: Multiple Vulnerabilities (GLSA 202401-34) — Gentoo security

https://security.gentoo.org/glsa/202401-34
generic

QtWebEngine: Multiple Vulnerabilities (GLSA 202312-07) — Gentoo security

https://security.gentoo.org/glsa/202312-07
generic

QtWebEngine: Multiple Vulnerabilities (GLSA 202311-11) — Gentoo security

https://security.gentoo.org/glsa/202311-11
microsoft Patch Available

Security Update Guide - Microsoft Security Response Center

Security Update Guide - Microsoft Security Response Center. Patch available via Microsoft Security Update

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-4762
generic

[SECURITY] Fedora 37 Update: chromium-117.0.5938.88-1.fc37 - package-announce - Fedora mailing-lists

https://lists.fedoraproject.org/archives/list/[email protected]/message/KUQ7CTX3W372X3UY56VVNAHCH6H2F4X3/
generic

[SECURITY] Fedora 38 Update: chromium-117.0.5938.62-1.fc38 - package-announce - Fedora mailing-lists

https://lists.fedoraproject.org/archives/list/[email protected]/message/6T655QF7CQ3DYAMPFV7IECQYGDEUIVVT/
generic

[SECURITY] Fedora 39 Update: chromium-116.0.5845.179-1.fc39 - package-announce - Fedora mailing-lists

https://lists.fedoraproject.org/archives/list/[email protected]/message/27NR3KG553CG6LGPMP6SHWEVHTYPL6RC/
generic
https://crbug.com/1473247
generic

Chrome Releases: Stable Channel Update for Desktop

https://chromereleases.googleblog.com/2023/09/stable-channel-update-for-desktop.html

Weakness Classification(1)

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

All Vendor Advisories

(1)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 69× in last 7d / 397× 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 806 total refreshes for this CVE.

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

Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 GitHub PoC). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

Related CVEs(same vendor + same CWE)

Frequently asked(6)

What is CVE-2023-4762?
CVE-2023-4762 is a critical vulnerability published on September 5, 2023. Type Confusion in V8 in Google Chrome prior to 116.0.5845.179 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)
When was CVE-2023-4762 disclosed?
CVE-2023-4762 was first published in the National Vulnerability Database on September 5, 2023, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-4762 actively exploited?
Yes. CISA added CVE-2023-4762 to the Known Exploited Vulnerabilities catalog on February 6, 2024, 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-2023-4762?
CVE-2023-4762 has a CVSS v3 base score of 8.8 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.
Which products are affected by CVE-2023-4762?
CVE-2023-4762 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-2023-4762?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-4762, 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-2023-4762

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