CVE-2026-5281

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 2026-04-01), 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: 5%CVSS: 8.8Exploit: NoneExposed: 0

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

Use after free in Dawn in Google Chrome prior to 146.0.7680.178 allowed a remote attacker who had compromised the renderer process to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)

CVSS v3
8.8
EG Score
9.0(high)
EPSS
91.3%
KEV
⚠ Exploited

Published

April 1, 2026

Last Modified

April 2, 2026

Advisory Details (3)

Auto-updated May 19, 2026
⚠️ Active exploitation confirmed. Patch available. Sources: cisa.
cisa Patch Available🔴 Active Exploitation

Known Exploited Vulnerabilities Catalog | CISA

Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-5281
generic

Chromium

https://issues.chromium.org/issues/491518608
generic🔴 Active Exploitation

Chrome Releases: Stable Channel Update for Desktop

https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_31.html

Vendor Advisories for CVE-2026-5281(1)

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

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 126× in last 7d / 528× 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 863 total refreshes for this CVE.

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

Related CVEs(same vendor + same CWE)

Frequently asked(6)

What is CVE-2026-5281?
CVE-2026-5281 is a high vulnerability published on April 1, 2026. Use after free in Dawn in Google Chrome prior to 146.0.7680.178 allowed a remote attacker who had compromised the renderer process to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)
When was CVE-2026-5281 disclosed?
CVE-2026-5281 was first published in the National Vulnerability Database on April 1, 2026, with the most recent update on April 2, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-5281 actively exploited?
Yes. CISA added CVE-2026-5281 to the Known Exploited Vulnerabilities catalog on April 1, 2026, affecting Google Dawn. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2026-5281?
CVE-2026-5281 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-2026-5281?
CVE-2026-5281 affects Google Dawn. 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-2026-5281?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-5281, 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-2026-5281

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