CVE-2026-13798

CRITICALPre-NVD 9.69.6—
EchelonGraph scoreHIGH confidence

Score 9.6 from GitHub Security Advisory (severity: CRITICAL) published 2026-07-01. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 9.6; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
9.6
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 9.6Exploit: NoneExposed: 0

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

Heap buffer overflow in Chromecast in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)

CVSS v3
9.6
EG Score
9.6(high)
EG Risk
48(Track)
EG Risk 48/100SSVC: 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
Severity96% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
27.7%
KEV
Not listed

Published

June 30, 2026

Last Modified

July 2, 2026

Advisory Details (2)

Auto-updated Jul 1, 2026
No patch confirmed yet.
generic

Chromium

https://issues.chromium.org/issues/499048914
generic

Chrome Releases: Stable Channel Update for Desktop

https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0175352312.html

Vendor Advisories for CVE-2026-13798(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 9× in last 7d / 176× 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 176 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-13798?
CVE-2026-13798 is a critical vulnerability published on June 30, 2026. Heap buffer overflow in Chromecast in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)
When was CVE-2026-13798 disclosed?
CVE-2026-13798 was first published in the National Vulnerability Database on June 30, 2026, with the most recent update on July 2, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-13798 actively exploited?
CVE-2026-13798 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 27.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-13798?
CVE-2026-13798 has a CVSS v3.1 base score of 9.6 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-13798?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-13798, 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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