CVE-2026-84329

MEDIUMPre-NVD 5.35.3—
EchelonGraph scoreHIGH confidence

Score 5.3 from GitHub Security Advisory published 2026-09-02. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 5.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 4 sources updated this week
5.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.3Exploit: None knownExposed: 0

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

Confused deputy in CredentialProvider in Google Chrome on on Windows prior to 152.0.7977.75 allowed a remote attacker who had compromised the renderer process to leak sensitive information via a crafted HTML page. (Chromium security severity: Low)

CVSS v3
5.3
Vendor severity
LOWper Google (Chromium)Vendor's own band, not a CVSS rating — advisory text: (Chromium security severity: Low)
EG Score
5.3(high)
EG Risk
24(Track)
EG Risk 24/100SSVC: 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
Severity53% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
7%
KEV
Not listed

Published

September 1, 2026

Last Modified

September 3, 2026

Advisory Details (2)

Auto-updated Sep 2, 2026
No patch confirmed yet.
generic

Chromium

https://issues.chromium.org/issues/498850269
generic

Chrome Releases: Stable Channel Update for Desktop

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

Vendor Advisories for CVE-2026-84329(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 29× in last 7d / 70× 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. 2026-09-19 06:54 UTCEG score recompute
  2. 2026-09-19 06:54 UTCVendor advisory
  3. 2026-09-19 06:54 UTCGHSA enrichment
  4. 2026-09-18 19:28 UTCEPSS rescore
  5. 2026-09-18 08:57 UTCEG score recompute
  6. 2026-09-18 08:57 UTCVendor advisory
  7. 2026-09-18 08:57 UTCGHSA enrichment
  8. 2026-09-17 19:32 UTCEPSS rescore
  9. 2026-09-17 11:00 UTCEG score recompute
  10. 2026-09-17 11:00 UTCVendor advisory
  11. 2026-09-17 11:00 UTCGHSA enrichment
  12. 2026-09-16 14:09 UTCEPSS rescore
  13. 2026-09-16 13:02 UTCEG score recompute
  14. 2026-09-16 13:02 UTCVendor advisory
  15. 2026-09-16 13:02 UTCGHSA enrichment
  16. 2026-09-16 05:15 UTCEPSS rescore
  17. 2026-09-15 15:05 UTCEG score recompute
  18. 2026-09-15 15:05 UTCVendor advisory
  19. 2026-09-15 15:05 UTCGHSA enrichment
  20. 2026-09-15 03:12 UTCEPSS rescore
  21. 2026-09-15 03:12 UTCEPSS rescore
  22. 2026-09-14 17:08 UTCVendor advisory
  23. 2026-09-14 17:08 UTCGHSA enrichment
  24. 2026-09-13 19:11 UTCEG score recompute
  25. 2026-09-13 19:11 UTCVendor advisory
Show 45 more
  1. 2026-09-13 19:11 UTCGHSA enrichment
  2. 2026-09-12 21:14 UTCEG score recompute
  3. 2026-09-12 21:14 UTCVendor advisory
  4. 2026-09-12 21:14 UTCGHSA enrichment
  5. 2026-09-11 23:17 UTCEG score recompute
  6. 2026-09-11 23:17 UTCVendor advisory
  7. 2026-09-11 23:17 UTCGHSA enrichment
  8. 2026-09-11 14:53 UTCEPSS rescore
  9. 2026-09-11 14:53 UTCEPSS rescore
  10. 2026-09-11 00:53 UTCEG score recompute
  11. 2026-09-11 00:53 UTCGHSA enrichment
  12. 2026-09-10 02:56 UTCGHSA enrichment
  13. 2026-09-09 04:58 UTCEG score recompute
  14. 2026-09-09 04:58 UTCVendor advisory
  15. 2026-09-09 04:58 UTCGHSA enrichment
  16. 2026-09-08 22:01 UTCEPSS rescore
  17. 2026-09-08 07:02 UTCEG score recompute
  18. 2026-09-08 07:02 UTCVendor advisory
  19. 2026-09-08 07:01 UTCGHSA enrichment
  20. 2026-09-07 09:04 UTCEG score recompute
  21. 2026-09-07 09:04 UTCVendor advisory
  22. 2026-09-07 09:04 UTCGHSA enrichment
  23. 2026-09-06 13:48 UTCEPSS rescore
  24. 2026-09-06 11:07 UTCEG score recompute
  25. 2026-09-06 11:07 UTCVendor advisory
  26. 2026-09-06 11:07 UTCGHSA enrichment
  27. 2026-09-05 15:31 UTCEPSS rescore
  28. 2026-09-05 13:10 UTCVendor advisory
  29. 2026-09-05 13:10 UTCGHSA enrichment
  30. 2026-09-04 15:12 UTCEG score recompute
  31. 2026-09-04 15:12 UTCVendor advisory
  32. 2026-09-04 15:12 UTCGHSA enrichment
  33. 2026-09-04 05:07 UTCEPSS rescore
  34. 2026-09-03 17:15 UTCGHSA enrichment
  35. 2026-09-03 16:55 UTCGHSA enrichment
  36. 2026-09-03 08:22 UTCEG score recompute
  37. 2026-09-03 08:22 UTCGHSA enrichment
  38. 2026-09-02 14:12 UTCEPSS rescore
  39. 2026-09-02 10:22 UTCGHSA enrichment
  40. 2026-09-02 09:46 UTCEG score recompute▼ 0.10
  41. 2026-09-02 09:45 UTCGHSA enrichment
  42. 2026-09-02 09:43 UTCMITRE cvelistV5CVSS v3 → 5.3 · severity → MEDIUM
  43. 2026-09-02 00:22 UTCNVD update
  44. 2026-09-01 23:50 UTCEG score recompute
  45. 2026-09-01 23:50 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-84329?
CVE-2026-84329 is a medium vulnerability published on September 1, 2026. Confused deputy in CredentialProvider in Google Chrome on on Windows prior to 152.0.7977.75 allowed a remote attacker who had compromised the renderer process to leak sensitive information via a crafted HTML page. (Chromium security severity: Low)
When was CVE-2026-84329 disclosed?
CVE-2026-84329 was first published in the National Vulnerability Database on September 1, 2026, with the most recent update on September 3, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-84329 actively exploited?
CVE-2026-84329 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 93.3% of all scored CVEs.
What is the CVSS score of CVE-2026-84329?
CVE-2026-84329 has a CVSS v3.1 base score of 5.3 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-84329?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-84329, 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-2026-84329

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