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
Vendor severity
HIGHper Google (Chromium)Vendor's own band, not a CVSS rating — advisory text: (Chromium security severity: High)
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 Sep 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-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.

Affected Packages

(4 across 4 ecosystems)
Debian:11(1)
PackageVulnerable rangeFixed inDependents
chromium100.0.4896.127-1 ... 99.0.4844.84-1~deb11u1 (500 versions)——
Debian:12(1)
PackageVulnerable rangeFixed inDependents
chromium113.0.5672.126-1 ... 140.0.7339.80-1~deb13u1 (254 versions)140.0.7339.185-1~deb12u1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
chromium138.0.7204.183-1 ... 140.0.7339.80-1~deb13u1 (20 versions)140.0.7339.185-1~deb13u1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
chromium138.0.7204.183-1 ... 140.0.7339.80-1~deb13u1 (21 versions)140.0.7339.185-1—

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 111× in last 7d / 451× 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 1,618 total refreshes for this CVE.

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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2025-10585

Explore →

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