CVE-2026-76019

HIGHPre-NVD 8.18.1—
EchelonGraph scoreMEDIUM confidence

Score 8.1 from GitHub Security Advisory (severity: HIGH) published 2026-08-20. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 8.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 4 sources updated this week
8.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0.3%CVSS: 8.1Exploit: None knownExposed services: Not assessed

A fix is available — apply it.

Incorrect authorization in Workers in Google Chrome prior to 151.0.7922.173 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to bypass web origin policy via a crafted HTML page. (Chromium security severity: High)

CVSS v3
8.1
Vendor severity
HIGHper Google (Chromium)Vendor's own band, not a CVSS rating — advisory text: (Chromium security severity: High)
EG Score
8.1HIGHmedium confidence
EG Risk
37
EG Risk 37/100CISA SSVC

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
Severity81% × 45%
Exploitation0% × 40%
Automatability0% × 15%
CISA SSVC: Track at every mission impact level.
Action: A fix is available. Apply it within your standard update timelines.
EPSS PROB
0.3%
EPSS %ILE
24th
KEV
Not listed

CISA SSVCTrack at every mission impact level.

A fix is available. Apply it within your standard update timelines.

Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

August 20, 2026

Last Modified

August 25, 2026

Advisory Details (2)

Auto-updated Aug 21, 2026
Patch available.
generic

Chromium

https://issues.chromium.org/issues/539032888
generic

Chrome Releases: Stable Channel Update for Desktop

https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0404570826.html

Vendor Advisories for CVE-2026-76019(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 rangeFix by version rangeDependents
chromium113.0.5672.126-1 ... 151.0.7922.71-1~deb13u1 (408 versions)
  • every version up to 151.0.7922.173-1~deb12u1: fixed in 151.0.7922.173-1~deb12u1
—
Debian:13(1)
PackageVulnerable rangeFix by version rangeDependents
chromium138.0.7204.183-1 ... 151.0.7922.71-1~deb13u1 (174 versions)
  • every version up to 151.0.7922.173-1~deb13u1: fixed in 151.0.7922.173-1~deb13u1
—
Debian:14(1)
PackageVulnerable rangeFix by version rangeDependents
chromium138.0.7204.183-1 ... 151.0.7922.71-1~deb13u1 (175 versions)
  • every version up to 151.0.7922.173-1: fixed in 151.0.7922.173-1
—

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 35× in last 7d / 156× 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 227 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-76019?
CVE-2026-76019 is a high vulnerability published on August 20, 2026. Incorrect authorization in Workers in Google Chrome prior to 151.0.7922.173 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to bypass web origin policy via a crafted HTML page. (Chromium security severity: High)
When was CVE-2026-76019 disclosed?
CVE-2026-76019 was first published on August 20, 2026, with the most recent update on August 25, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-76019 actively exploited?
CVE-2026-76019 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.3% probability of exploitation in the next 30 days (24th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-76019?
CVE-2026-76019 has a CVSS v3.1 base score of 8.1 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-76019?
A fix for CVE-2026-76019 is available: update to the fixed version the vendor names in its advisory. The vendor advisories EchelonGraph has for CVE-2026-76019 are linked in the Vendor Advisories panel on this page.

Dependency Blast Radius

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