CVE-2026-7990

HIGHNVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2026-05-06. NVD baseline CVSS 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
7.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.8Exploit: NoneExposed: 0

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

Insufficient validation of untrusted input in Updater in Google Chrome on Windows prior to 148.0.7778.96 allowed a local attacker to perform OS-level privilege escalation via a malicious file. (Chromium security severity: Medium)

CVSS v3
7.8
EG Score
7.8(medium)
EPSS
1.6%
KEV
Not listed

Published

May 6, 2026

Last Modified

May 6, 2026

Advisory Details (2)

Auto-updated May 20, 2026
No patch confirmed yet.
generic

Chromium

https://issues.chromium.org/issues/498892267
generic

Chrome Releases: Stable Channel Update for Desktop

https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop.html

Vendor Advisories for CVE-2026-7990(1)

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 4× in last 7d / 33× 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 140 total refreshes for this CVE.

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

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2026-7990?
CVE-2026-7990 is a high vulnerability published on May 6, 2026. Insufficient validation of untrusted input in Updater in Google Chrome on Windows prior to 148.0.7778.96 allowed a local attacker to perform OS-level privilege escalation via a malicious file. (Chromium security severity: Medium)
When was CVE-2026-7990 disclosed?
CVE-2026-7990 was first published in the National Vulnerability Database on May 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-7990 actively exploited?
CVE-2026-7990 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-7990?
CVE-2026-7990 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2026-7990?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-7990, 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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