CVE-2026-91722

HIGHPre-NVD 8.88.8—
EchelonGraph scoreHIGH confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2026-09-15. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 4 sources updated this week
8.8EG
EchelonGraph verdictPlan mitigationSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0.3%CVSS: 8.8Exploit: None knownExposed services: Not assessed

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

Use after free in Input in Google Chrome prior to 153.0.8010.47 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)

CVSS v3
8.8
Vendor severity
MEDIUMper Google (Chromium)Vendor's own band, not a CVSS rating — advisory text: (Chromium security severity: Medium)
EG Score
8.8HIGHhigh confidence
EG Risk
40
EG Risk 40/100CISA SSVC

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
Severity88% × 45%
Exploitation0% × 40%
Automatability0% × 15%
CISA SSVC: Track at low or medium mission impact; Track* at high (mission-essential systems).
Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.
EPSS PROB
0.3%
EPSS %ILE
21st
KEV
Not listed

CISA SSVCTrack at low or medium mission impact; Track* at high (mission-essential systems).

No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.

Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact total (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

September 15, 2026

Last Modified

September 17, 2026

Advisory Details (2)

Auto-updated Sep 16, 2026
No patch confirmed yet.
generic

Chromium

https://issues.chromium.org/issues/554953456
generic

Chrome Releases: Stable Channel Update for Desktop

https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0541751186.html

Vendor Advisories for CVE-2026-91722(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 39× in last 7d / 107× 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 107 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-91722?
CVE-2026-91722 is a high vulnerability published on September 15, 2026. Use after free in Input in Google Chrome prior to 153.0.8010.47 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)
When was CVE-2026-91722 disclosed?
CVE-2026-91722 was first published on September 15, 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-2026-91722 actively exploited?
CVE-2026-91722 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.3% probability of exploitation in the next 30 days (21st percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-91722?
CVE-2026-91722 has a CVSS v3.1 base score of 8.8 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-91722?
No fix for CVE-2026-91722 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix. The vendor advisories EchelonGraph has for CVE-2026-91722 are linked in the Vendor Advisories panel on this page.

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