CVE-2026-76023

HIGHPre-NVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2026-08-20. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 4 sources updated this week
8.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0.5%CVSS: 8.8Exploit: None knownExposed services: Not assessed

A fix is available — apply it.

Improper resource control in Linux Toolkit Theming in Google Chrome prior to 151.0.7922.173 allowed a remote attacker who had compromised the renderer process to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

CVSS v3
8.8
Vendor severity
HIGHper Google (Chromium)Vendor's own band, not a CVSS rating — advisory text: (Chromium security severity: High)
EG Score
8.8HIGHmedium confidence
EG Risk
40
EG Risk 40/100CISA 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
Severity88% × 45%
Exploitation0% × 40%
Automatability0% × 15%
CISA SSVC: Track at low or medium mission impact; Track* at high (mission-essential systems).
Action: A fix is available. Apply it within your standard update timelines.
EPSS PROB
0.5%
EPSS %ILE
36th
KEV
Not listed

CISA SSVCTrack at low or medium mission impact; Track* at high (mission-essential systems).

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

Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact total (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/545124048
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-2026-76023(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 38× in last 7d / 159× 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 231 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-76023?
CVE-2026-76023 is a high vulnerability published on August 20, 2026. Improper resource control in Linux Toolkit Theming in Google Chrome prior to 151.0.7922.173 allowed a remote attacker who had compromised the renderer process to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)
When was CVE-2026-76023 disclosed?
CVE-2026-76023 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-2026-76023 actively exploited?
CVE-2026-76023 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.5% probability of exploitation in the next 30 days (36th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-76023?
CVE-2026-76023 has a CVSS v3.1 base score of 8.8 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-76023?
A fix for CVE-2026-76023 is available: update to the fixed version the vendor names in its advisory. The vendor advisories EchelonGraph has for CVE-2026-76023 are linked in the Vendor Advisories panel on this page.

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