CVE-2018-17463

HIGHNVD 8.89.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2022-06-08), 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
8.8
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS: 84%CVSS: 8.8Exploit: NoneExposed: 0

A fix is available — apply it.

Incorrect side effect annotation in V8 in Google Chrome prior to 70.0.3538.64 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page.

CVSS v3
8.8
EG Score
9.0(high)
EPSS
99.7%
KEV
⚠ Exploited

Published

November 14, 2018

Last Modified

October 24, 2025

Advisory Details (6)

Auto-updated Jun 2, 2026
Patch available. Sources: redhat.
redhat Patch Available

Affected: Red Hat Enterprise Linux 6 Supplementary.

https://access.redhat.com/errata/RHSA-2018:3004
generic
http://www.securityfocus.com/bid/105666
generic

[SECURITY] [DSA 4330-1] chromium-browser security update

https://www.debian.org/security/2018/dsa-4330
generic

Chromium: Multiple vulnerabilities (GLSA 201811-10) — Gentoo security

https://security.gentoo.org/glsa/201811-10
generic
https://crbug.com/888923
generic

Chrome Releases: Stable Channel Update for Desktop

https://chromereleases.googleblog.com/2018/10/stable-channel-update-for-desktop.html

Patch Availability(1)

Vendor / EcosystemFixed in / PatchReleasedSource
redhatchromium-browser-0:70.0.3538.67-1.el6_102018-10-24redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

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 129× in last 7d / 569× 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 710 total refreshes for this CVE.

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

Publicly available exploits

(3 references)

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

  • GitHub PoCjhalon/CVE-2018-17463
    First seen Dec 28, 2022

    Working Proof of Concept Exploit for CVE-2018-17463

    Open source ↗
  • Exploit-DBEDB-48184✓ verified
    First seen Mar 9, 2020

    Google Chrome 67_ 68 and 69 - Object.create Type Confusion (Metasploit)

    Open source ↗
  • Metasploitexploit/multi/browser/chrome_object_create✓ verified
    First seen Sep 25, 2018

    Google Chrome 67, 68 and 69 Object.create exploit

    Open source ↗

Related CVEs(same vendor)

Frequently asked(6)

What is CVE-2018-17463?
CVE-2018-17463 is a high vulnerability published on November 14, 2018. Incorrect side effect annotation in V8 in Google Chrome prior to 70.0.3538.64 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page.
When was CVE-2018-17463 disclosed?
CVE-2018-17463 was first published in the National Vulnerability Database on November 14, 2018, with the most recent update on October 24, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2018-17463 actively exploited?
Yes. CISA added CVE-2018-17463 to the Known Exploited Vulnerabilities catalog on June 8, 2022, 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-2018-17463?
CVE-2018-17463 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-2018-17463?
CVE-2018-17463 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-2018-17463?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-17463, 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.

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