CVE-2016-5198

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 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
9.0EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 35%CVSS: 8.8Exploit: cisa kev · ssvc active · epss top5pctExposed: 0

A fix is available — apply it.

V8 in Google Chrome prior to 54.0.2840.90 for Linux, and 54.0.2840.85 for Android, and 54.0.2840.87 for Windows and Mac included incorrect optimisation assumptions, which allowed a remote attacker to perform arbitrary read/write operations, leading to code execution, via a crafted HTML page.

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
35%
EPSS %ILE
98%
KEV
⚠ Exploited

Published

January 19, 2017

Last Modified

April 21, 2026

Advisory Details (4)

Auto-updated May 2, 2026
No patch confirmed yet.
generic
https://crbug.com/659475
generic

Chrome Releases: Stable Channel Update for Desktop

https://chromereleases.googleblog.com/2016/11/stable-channel-update-for-desktop.html
generic
http://www.securityfocus.com/bid/94079
generic
http://rhn.redhat.com/errata/RHSA-2016-2672.html

Patch Availability(2)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntuliboxideqtcore0 (1.18.5-0ubuntu0.16.10.1) @ yakkety2026-07-27ubuntu
redhatchromium-browser-0:54.0.2840.90-1.el62016-11-07redhat

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.

Weakness Classification(2)

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

All Vendor Advisories

(2)

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 63× in last 7d / 381× 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 795 total refreshes for this CVE.

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

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Frequently asked(6)

What is CVE-2016-5198?
CVE-2016-5198 is a critical vulnerability published on January 19, 2017. V8 in Google Chrome prior to 54.0.2840.90 for Linux, and 54.0.2840.85 for Android, and 54.0.2840.87 for Windows and Mac included incorrect optimisation assumptions, which allowed a remote attacker to perform arbitrary read/write operations, leading to code execution, via a crafted HTML page.
When was CVE-2016-5198 disclosed?
CVE-2016-5198 was first published in the National Vulnerability Database on January 19, 2017, with the most recent update on April 21, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2016-5198 actively exploited?
Yes. CISA added CVE-2016-5198 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-2016-5198?
CVE-2016-5198 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-2016-5198?
CVE-2016-5198 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-2016-5198?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-5198, 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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