CVE-2025-10585

CRITICALNVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score elevated to 9.8 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2025-09-23), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 9.8 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
9.8EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 5%CVSS: 9.8Exploit: cisa kev · ssvc active · public exploitExposed: 0

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

Type confusion in V8 in Google Chrome prior to 140.0.7339.185 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

CVSS v3
9.8
EG Score
9.8(high)
EG Risk
84(Attend)
EG Risk 84/100SSVC: 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
Severity98% × 45%
Exploitation100% × 40%
Automatability0% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
5%
EPSS %ILE
92%
KEV
⚠ Exploited

Published

September 24, 2025

Last Modified

July 14, 2026

Advisory Details (4)

Auto-updated Jul 25, 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-2025-10585
generic

SSA-470355

https://cert-portal.siemens.com/productcert/html/ssa-470355.html
generic

Chromium

https://issues.chromium.org/issues/445380761
generic🔴 Active Exploitation

Chrome Releases: Stable Channel Update for Desktop

https://chromereleases.googleblog.com/2025/09/stable-channel-update-for-desktop_17.html

Vendor Advisories for CVE-2025-10585(2)

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 69× in last 7d / 412× 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 825 total refreshes for this CVE.

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

Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 GitHub PoC). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • GitHub PoCAdityaBhatt3010/CVE-2025-10585-The-Chrome-V8-Zero-Day
    First seen Sep 19, 2025

    Google patched CVE-2025-10585, a Chrome V8 zero-day under active exploitation — here’s what it is, why it matters, and how to stay safe.

    Open source ↗

Frequently asked(6)

What is CVE-2025-10585?
CVE-2025-10585 is a critical vulnerability published on September 24, 2025. Type confusion in V8 in Google Chrome prior to 140.0.7339.185 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
When was CVE-2025-10585 disclosed?
CVE-2025-10585 was first published in the National Vulnerability Database on September 24, 2025, with the most recent update on July 14, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2025-10585 actively exploited?
Yes. CISA added CVE-2025-10585 to the Known Exploited Vulnerabilities catalog on September 23, 2025, 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-2025-10585?
CVE-2025-10585 has a CVSS v3 base score of 9.8 (NVD).
Which products are affected by CVE-2025-10585?
CVE-2025-10585 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-2025-10585?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-10585, 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-2025-10585

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