CVE-2026-19153

HIGHPre-NVD 8.18.1—
EchelonGraph scoreHIGH confidence

Score 8.1 from GitHub Security Advisory (severity: HIGH) published 2026-08-07. 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%CVSS: 8.1Exploit: None knownExposed: 0

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

Insufficient validation of untrusted input in Workers in Google Chrome prior to 151.0.7922.109 allowed a remote attacker who had compromised the renderer process to bypass site isolation 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
8.1(high)
EG Risk
37(Track)
EG Risk 37/100SSVC: Track

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%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
30%
KEV
Not listed

Published

August 6, 2026

Last Modified

August 7, 2026

Advisory Details (2)

Auto-updated Aug 7, 2026
No patch confirmed yet.
generic

Chromium

https://issues.chromium.org/issues/532939327
generic

Chrome Releases: Stable Channel Update for Desktop

https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_01193673229.html

Vendor Advisories for CVE-2026-19153(2)

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

Affected Packages

(4 across 4 ecosystems)
Debian:11(1)
PackageVulnerable rangeFixed inDependents
chromium100.0.4896.127-1 ... 99.0.4844.84-1~deb11u1 (503 versions)——
Debian:12(1)
PackageVulnerable rangeFixed inDependents
chromium113.0.5672.126-1 ... 151.0.7922.71-1~deb13u1 (400 versions)——
Debian:13(1)
PackageVulnerable rangeFixed inDependents
chromium138.0.7204.183-1 ... 151.0.7922.71-1~deb13u1 (163 versions)151.0.7922.108-1~deb13u1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
chromium138.0.7204.183-1 ... 151.0.7922.71-1~deb13u1 (165 versions)——

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 39× in last 7d / 77× 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.

  1. 2026-08-21 03:25 UTCEG score recompute
  2. 2026-08-21 03:25 UTCVendor advisory
  3. 2026-08-21 03:24 UTCGHSA enrichment
  4. 2026-08-20 22:55 UTCEPSS rescore
  5. 2026-08-20 14:38 UTCVendor advisory
  6. 2026-08-20 14:38 UTCGHSA enrichment
  7. 2026-08-20 01:53 UTCEG score recompute
  8. 2026-08-20 01:53 UTCGHSA enrichment
  9. 2026-08-19 17:03 UTCEPSS rescore
  10. 2026-08-19 13:07 UTCVendor advisory
  11. 2026-08-19 13:07 UTCGHSA enrichment
  12. 2026-08-19 00:21 UTCEG score recompute
  13. 2026-08-19 00:21 UTCVendor advisory
  14. 2026-08-19 00:21 UTCGHSA enrichment
  15. 2026-08-18 13:48 UTCEPSS rescore
  16. 2026-08-18 11:35 UTCVendor advisory
  17. 2026-08-18 11:35 UTCGHSA enrichment
  18. 2026-08-17 22:49 UTCEG score recompute
  19. 2026-08-17 22:49 UTCVendor advisory
  20. 2026-08-17 22:49 UTCGHSA enrichment
  21. 2026-08-17 13:47 UTCEPSS rescore
  22. 2026-08-17 10:02 UTCVendor advisory
  23. 2026-08-17 10:02 UTCGHSA enrichment
  24. 2026-08-16 21:17 UTCEG score recompute
  25. 2026-08-16 21:17 UTCVendor advisory
Show 52 more
  1. 2026-08-16 21:17 UTCGHSA enrichment
  2. 2026-08-16 14:56 UTCEPSS rescore
  3. 2026-08-16 08:31 UTCEG score recompute
  4. 2026-08-16 08:31 UTCVendor advisory
  5. 2026-08-16 08:31 UTCGHSA enrichment
  6. 2026-08-16 02:14 UTCEPSS rescore
  7. 2026-08-15 19:45 UTCVendor advisory
  8. 2026-08-15 19:45 UTCGHSA enrichment
  9. 2026-08-15 06:59 UTCEG score recompute
  10. 2026-08-15 06:59 UTCVendor advisory
  11. 2026-08-15 06:59 UTCGHSA enrichment
  12. 2026-08-15 01:30 UTCEPSS rescore
  13. 2026-08-14 18:12 UTCVendor advisory
  14. 2026-08-14 18:12 UTCGHSA enrichment
  15. 2026-08-14 05:26 UTCEG score recompute
  16. 2026-08-14 05:26 UTCVendor advisory
  17. 2026-08-14 05:26 UTCGHSA enrichment
  18. 2026-08-13 22:00 UTCEPSS rescore
  19. 2026-08-13 16:40 UTCVendor advisory
  20. 2026-08-13 16:40 UTCGHSA enrichment
  21. 2026-08-13 03:51 UTCGHSA enrichment
  22. 2026-08-12 15:05 UTCEG score recompute
  23. 2026-08-12 15:05 UTCGHSA enrichment
  24. 2026-08-12 13:50 UTCEPSS rescore
  25. 2026-08-12 02:19 UTCEG score recompute
  26. 2026-08-12 02:19 UTCVendor advisory
  27. 2026-08-12 02:19 UTCGHSA enrichment
  28. 2026-08-11 13:42 UTCEPSS rescore
  29. 2026-08-11 13:33 UTCGHSA enrichment
  30. 2026-08-11 00:47 UTCEG score recompute
  31. 2026-08-11 00:47 UTCGHSA enrichment
  32. 2026-08-11 00:00 UTCEPSS rescore
  33. 2026-08-10 12:01 UTCGHSA enrichment
  34. 2026-08-09 23:14 UTCEG score recompute
  35. 2026-08-09 23:14 UTCGHSA enrichment
  36. 2026-08-09 13:46 UTCEPSS rescore
  37. 2026-08-09 10:29 UTCGHSA enrichment
  38. 2026-08-08 21:43 UTCEG score recompute
  39. 2026-08-08 21:43 UTCGHSA enrichment
  40. 2026-08-08 16:37 UTCEPSS rescore
  41. 2026-08-08 08:57 UTCGHSA enrichment
  42. 2026-08-07 20:11 UTCEG score recompute
  43. 2026-08-07 20:11 UTCGHSA enrichment
  44. 2026-08-07 18:27 UTCGHSA enrichment
  45. 2026-08-07 17:27 UTCEG score recompute▼ 0.70
  46. 2026-08-07 17:27 UTCGHSA enrichment
  47. 2026-08-07 17:27 UTCMITRE cvelistV5CVSS v3 → 8.1 · severity → HIGH
  48. 2026-08-07 13:51 UTCGHSA enrichment
  49. 2026-08-07 11:04 UTCGHSA enrichment
  50. 2026-08-06 22:18 UTCEG score recompute
  51. 2026-08-06 22:18 UTCNVD update
  52. 2026-08-06 22:15 UTCMITRE cvelistV5first tracked

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2026-19153?
CVE-2026-19153 is a high vulnerability published on August 6, 2026. Insufficient validation of untrusted input in Workers in Google Chrome prior to 151.0.7922.109 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: High)
When was CVE-2026-19153 disclosed?
CVE-2026-19153 was first published in the National Vulnerability Database on August 6, 2026, with the most recent update on August 7, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-19153 actively exploited?
CVE-2026-19153 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 70.0% of all scored CVEs.
What is the CVSS score of CVE-2026-19153?
CVE-2026-19153 has a CVSS v3.1 base score of 8.1 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-19153?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-19153, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2026-19153

Explore →

Is Your Infrastructure Affected by CVE-2026-19153?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs