CVE-2026-84325

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-09-02. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 4 sources updated this week
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 9.8Exploit: None knownExposed: 0

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

Improper input validation in DataTransfer in Google Chrome prior to 152.0.7977.75 allowed a remote attacker leveraging social engineering to bypass system access restrictions via a co-installed app. (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
59(Track)
EG Risk 59/100SSVC: 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
Severity98% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
17%
KEV
Not listed

Published

September 1, 2026

Last Modified

September 17, 2026

Advisory Details (2)

Auto-updated Sep 17, 2026
No patch confirmed yet.
generic

Chromium

https://issues.chromium.org/issues/553117928
generic

Chrome Releases: Stable Channel Update for Desktop

https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop.html

Vendor Advisories for CVE-2026-84325(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 rangeFixed inDependents
chromium113.0.5672.126-1 ... 152.0.7977.64-1 (412 versions)152.0.7977.75-1~deb12u1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
chromium138.0.7204.183-1 ... 152.0.7977.75-1~deb12u1 (178 versions)152.0.7977.75-1~deb13u1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
chromium138.0.7204.183-1 ... 152.0.7977.75-1~deb13u1 (180 versions)——

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 93× in last 7d / 216× 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 216 total refreshes for this CVE.

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

Related CVEs

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Frequently asked(5)

What is CVE-2026-84325?
CVE-2026-84325 is a critical vulnerability published on September 1, 2026. Improper input validation in DataTransfer in Google Chrome prior to 152.0.7977.75 allowed a remote attacker leveraging social engineering to bypass system access restrictions via a co-installed app. (Chromium security severity: High)
When was CVE-2026-84325 disclosed?
CVE-2026-84325 was first published in the National Vulnerability Database on September 1, 2026, with the most recent update on September 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-84325 actively exploited?
CVE-2026-84325 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 83.4% of all scored CVEs.
What is the CVSS score of CVE-2026-84325?
CVE-2026-84325 has a CVSS v3.1 base score of 9.8 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-84325?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-84325, 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

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