CVE-2026-62696

HIGHPre-NVD 7.87.8—
EchelonGraph scoreHIGH confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2026-08-11. the CNA's CVSS baseline 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cna:microsoft, epss, ghsa
Trending — 4 sources updated this week
7.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 3%CVSS: 7.8Exploit: None knownExposed: 0

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

Integer underflow (wrap or wraparound) in Windows Program Compatibility Assistant Service allows an authorized attacker to elevate privileges locally.

CVSS v3
7.8
EG Score
7.8(high)
EG Risk
36(Track)
EG Risk 36/100SSVC: 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
Severity78% × 45%
Exploitation3% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
3%
EPSS %ILE
87%
KEV
Not listed

Published

August 11, 2026

Last Modified

August 20, 2026

Advisory Details (1)

Auto-updated Aug 11, 2026
Patch available. Sources: microsoft.
microsoft Patch Available

Security Update Guide - Microsoft Security Response Center

Security Update Guide - Microsoft Security Response Center. Patch available via Microsoft Security Update

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62696

Vendor Advisories for CVE-2026-62696(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 76× in last 7d / 125× 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 125 total refreshes for this CVE.

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

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2026-62696?
CVE-2026-62696 is a high vulnerability published on August 11, 2026. Integer underflow (wrap or wraparound) in Windows Program Compatibility Assistant Service allows an authorized attacker to elevate privileges locally.
When was CVE-2026-62696 disclosed?
CVE-2026-62696 was first published in the National Vulnerability Database on August 11, 2026, with the most recent update on August 20, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-62696 actively exploited?
CVE-2026-62696 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 3% probability of exploitation in the next 30 days, which ranks it in the top 13.0% of all scored CVEs.
What is the CVSS score of CVE-2026-62696?
CVE-2026-62696 has a CVSS v4.0 base score of 7.8 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2026-62696?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-62696, 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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